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mw-first-heading"><i>Barosaurus</i></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 38 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-38" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">38 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A8%D8%A7%D8%B1%D9%88%D8%B5%D9%88%D8%B1" title="باروصور – Arabic" lang="ar" hreflang="ar" data-title="باروصور" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Barozavr" title="Barozavr – Azerbaijani" lang="az" hreflang="az" data-title="Barozavr" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%91%D0%B0%D1%80%D0%B0%D0%B7%D0%B0%D1%9E%D1%80" title="Баразаўр – Belarusian" lang="be" hreflang="be" data-title="Баразаўр" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Barosaure" title="Barosaure – Catalan" lang="ca" hreflang="ca" data-title="Barosaure" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Czech" lang="cs" hreflang="cs" data-title="Barosaurus" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Danish" lang="da" hreflang="da" data-title="Barosaurus" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Barosaurus" title="Barosaurus – German" lang="de" hreflang="de" data-title="Barosaurus" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Barosaurus_lentus" title="Barosaurus lentus – Spanish" lang="es" hreflang="es" data-title="Barosaurus lentus" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Basque" lang="eu" hreflang="eu" data-title="Barosaurus" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A8%D8%A7%D8%B1%D9%88%D8%B3%D9%88%D8%B1" title="باروسور – Persian" lang="fa" hreflang="fa" data-title="باروسور" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Faroese" lang="fo" hreflang="fo" data-title="Barosaurus" data-language-autonym="Føroyskt" data-language-local-name="Faroese" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Barosaurus" title="Barosaurus – French" lang="fr" hreflang="fr" data-title="Barosaurus" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%B0%94%EB%A1%9C%EC%82%AC%EC%9A%B0%EB%A3%A8%EC%8A%A4" title="바로사우루스 – Korean" lang="ko" hreflang="ko" data-title="바로사우루스" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%B2%D5%A1%D6%80%D5%B8%D5%A6%D5%A1%D5%BE%D6%80" title="Բարոզավր – Armenian" lang="hy" hreflang="hy" data-title="Բարոզավր" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Indonesian" lang="id" hreflang="id" data-title="Barosaurus" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Njar%C3%B0are%C3%B0la" title="Njarðareðla – Icelandic" lang="is" hreflang="is" data-title="Njarðareðla" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Barosaurus_lentus" title="Barosaurus lentus – Italian" lang="it" hreflang="it" data-title="Barosaurus lentus" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%91%D7%90%D7%A8%D7%95%D7%96%D7%90%D7%95%D7%A8%D7%95%D7%A1" title="בארוזאורוס – Hebrew" lang="he" hreflang="he" data-title="בארוזאורוס" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%91%D0%B0%D1%80%D0%BE%D0%B7%D0%B0%D0%B2%D1%80" title="Барозавр – Kazakh" lang="kk" hreflang="kk" data-title="Барозавр" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Hungarian" lang="hu" hreflang="hu" data-title="Barosaurus" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%91%D0%B0%D1%80%D0%BE%D1%81%D0%B0%D1%83%D1%80%D1%83%D1%81" title="Баросаурус – Macedonian" lang="mk" hreflang="mk" data-title="Баросаурус" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Dutch" lang="nl" hreflang="nl" data-title="Barosaurus" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%90%E3%83%AD%E3%82%B5%E3%82%A6%E3%83%AB%E3%82%B9" title="バロサウルス – Japanese" lang="ja" hreflang="ja" data-title="バロサウルス" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Barosaurus" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Low German" lang="nds" hreflang="nds" data-title="Barosaurus" data-language-autonym="Plattdüütsch" data-language-local-name="Low German" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Barozaur" title="Barozaur – Polish" lang="pl" hreflang="pl" data-title="Barozaur" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Portuguese" lang="pt" hreflang="pt" data-title="Barosaurus" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Romanian" lang="ro" hreflang="ro" data-title="Barosaurus" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%91%D0%B0%D1%80%D0%BE%D0%B7%D0%B0%D0%B2%D1%80" title="Барозавр – Russian" lang="ru" hreflang="ru" data-title="Барозавр" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Simple English" lang="en-simple" hreflang="en-simple" data-title="Barosaurus" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Slovak" lang="sk" hreflang="sk" data-title="Barosaurus" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Finnish" lang="fi" hreflang="fi" data-title="Barosaurus" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Swedish" lang="sv" hreflang="sv" data-title="Barosaurus" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%AA%E0%AE%B0%E0%AF%8B%E0%AE%9A%E0%AF%8B%E0%AE%B0%E0%AE%9A%E0%AF%81" title="பரோசோரசு – Tamil" lang="ta" hreflang="ta" data-title="பரோசோரசு" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Turkish" lang="tr" hreflang="tr" data-title="Barosaurus" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%91%D0%B0%D1%80%D0%BE%D0%B7%D0%B0%D0%B2%D1%80" title="Барозавр – Ukrainian" lang="uk" hreflang="uk" data-title="Барозавр" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Barosaurus" title="Barosaurus – Vietnamese" lang="vi" hreflang="vi" data-title="Barosaurus" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li 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div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">Not to be confused with <a href="/wiki/Barasaurus" title="Barasaurus">Barasaurus</a>.</div> <p class="mw-empty-elt"> </p> <table class="infobox biota" style="text-align: left; width: 200px; font-size: 100%"> <tbody><tr> <th colspan="2" style="color:inherit; text-align: center; background-color: rgb(235,235,210)"><i>Barosaurus</i><br /><div style="font-size: 85%;">Temporal range: <a href="/wiki/Late_Jurassic" title="Late Jurassic">Late Jurassic</a> (<a href="/wiki/Kimmeridgian" title="Kimmeridgian">Kimmeridgian</a>), <span class="noprint"><span style="display:inline-block;"></span><span style="display:inline-block;">152–150 <a href="/wiki/Megaannum" class="mw-redirect" title="Megaannum">Ma</a></span> <span style="display:inline-block;"></span><div id="Timeline-row" style="margin: 4px auto 0; clear:both; width:220px; padding:0px; height:18px; overflow:visible; white-space:nowrap; border:1px #666; border-style:solid none; position:relative; z-index:0; font-size:97%;"> <div style="position:absolute; height:100%; left:0px; width:207.23076923077px; padding-left:5px; text-align:left; background-color:rgb(254,217,106); background-image: linear-gradient(to right, rgba(255,255,255,1), rgba(254,217,106,1) 15%, rgba(254,217,106,1));"><a href="/wiki/Precambrian" title="Precambrian">PreꞒ</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(127,160,86); left:37.636923076923px; width:17.583076923077px;"><a href="/wiki/Cambrian" title="Cambrian">Ꞓ</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(0,146,112); left:55.22px; width:14.807692307692px;"><a href="/wiki/Ordovician" title="Ordovician">O</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(179,225,182); left:70.027692307692px; width:7.9470769230769px;"><a href="/wiki/Silurian" title="Silurian">S</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(203,140,55); left:77.974769230769px; width:20.564923076923px;"><a href="/wiki/Devonian" title="Devonian">D</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(103,165,153); left:98.539692307692px; width:20.294153846154px;"><a href="/wiki/Carboniferous" title="Carboniferous">C</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(240,64,40); left:118.83384615385px; width:15.907015384615px;"><a href="/wiki/Permian" title="Permian">P</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(129,43,146); left:134.74086153846px; width:17.092984615385px;"><a href="/wiki/Triassic" title="Triassic">T</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(52,178,201); left:151.83384615385px; width:19.732307692308px;"><a href="/wiki/Jurassic" title="Jurassic">J</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(127,198,78); left:171.56615384615px; width:26.095384615385px;"><a href="/wiki/Cretaceous" title="Cretaceous">K</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(253,154,82); left:197.66153846154px; width:14.540307692308px;"><a href="/wiki/Paleogene" title="Paleogene">Pg</a></div> <div style="position:absolute; height:100%; text-align:center; background-color:rgb(255,230,25); left:212.20184615385px; width:6.9249230769231px;"><a href="/wiki/Neogene" title="Neogene">N</a></div> <div id="end-border" style="position:absolute; height:100%; background-color:#666; width:1px; left:219px"></div><div style="margin:0 auto; line-height:0; clear:both; width:220px; padding:0px; height:8px; overflow:visible; background-color:transparent; position:relative; top:-4px; z-index:100;"> <div style="position:absolute; left:168.55384615385px; font-size:50%"><div style="position:relative; left:-0.42em">↓</div></div> </div> </div></span></div> </th></tr> <tr> <td colspan="2" style="text-align: center"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Barosaurus_mount_1.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c6/Barosaurus_mount_1.jpg/220px-Barosaurus_mount_1.jpg" decoding="async" width="220" height="331" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c6/Barosaurus_mount_1.jpg/330px-Barosaurus_mount_1.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c6/Barosaurus_mount_1.jpg/440px-Barosaurus_mount_1.jpg 2x" data-file-width="1361" data-file-height="2048" /></a></span> </td></tr> <tr> <td colspan="2" style="text-align: center; font-size: 88%">Mounted skeleton in rearing posture with a juvenile <i><a href="/wiki/Kaatedocus_siberi" class="mw-redirect" title="Kaatedocus siberi">Kaatedocus siberi</a></i>, <a href="/wiki/American_Museum_of_Natural_History" title="American Museum of Natural History">American Museum of Natural History</a> </td></tr> <tr> <th colspan="2" style="color:inherit; min-width:15em; text-align: center; background-color: rgb(235,235,210)"><a href="/wiki/Taxonomy_(biology)" title="Taxonomy (biology)">Scientific classification</a> <span class="plainlinks taxobox-edit-taxonomy skin-invert" style="font-size:smaller; float:right; padding-right:0.4em; margin-left:-3em;"><span typeof="mw:File"><a href="/wiki/Template:Taxonomy/Barosaurus" title="Edit this classification"><img alt="Edit this classification" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8a/OOjs_UI_icon_edit-ltr.svg/15px-OOjs_UI_icon_edit-ltr.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8a/OOjs_UI_icon_edit-ltr.svg/23px-OOjs_UI_icon_edit-ltr.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8a/OOjs_UI_icon_edit-ltr.svg/30px-OOjs_UI_icon_edit-ltr.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></span> </th></tr> <tr> <td>Domain: </td> <td><a href="/wiki/Eukaryote" title="Eukaryote">Eukaryota</a> </td></tr> <tr> <td>Kingdom: </td> <td><a href="/wiki/Animal" title="Animal">Animalia</a> </td></tr> <tr> <td>Phylum: </td> <td><a href="/wiki/Chordate" title="Chordate">Chordata</a> </td></tr> <tr> <td><i>Clade</i>: </td> <td><a href="/wiki/Dinosaur" title="Dinosaur">Dinosauria</a> </td></tr> <tr> <td><i>Clade</i>: </td> <td><a href="/wiki/Saurischia" title="Saurischia">Saurischia</a> </td></tr> <tr> <td><i>Clade</i>: </td> <td><span style="font-style:normal;font-weight:normal;">†</span><a href="/wiki/Sauropodomorpha" title="Sauropodomorpha">Sauropodomorpha</a> </td></tr> <tr> <td><i>Clade</i>: </td> <td><span style="font-style:normal;font-weight:normal;">†</span><a href="/wiki/Sauropoda" title="Sauropoda">Sauropoda</a> </td></tr> <tr> <td>Superfamily: </td> <td><span style="font-style:normal;font-weight:normal;">†</span><a href="/wiki/Diplodocoidea" title="Diplodocoidea">Diplodocoidea</a> </td></tr> <tr> <td>Family: </td> <td><span style="font-style:normal;font-weight:normal;">†</span><a href="/wiki/Diplodocidae" title="Diplodocidae">Diplodocidae</a> </td></tr> <tr> <td>Genus: </td> <td><span style="font-style:normal;font-weight:normal;">†</span><a class="mw-selflink selflink"><i>Barosaurus</i></a><br /><small><a href="/wiki/Othniel_Charles_Marsh" title="Othniel Charles Marsh">Marsh</a>, <a href="/wiki/1890_in_paleontology" title="1890 in paleontology">1890</a></small> </td></tr> <tr> <td>Species: </td> <td><div style="display:inline" class="species">†<i><b>B. lentus</b></i></div> </td></tr> <tr> <th colspan="2" style="color:inherit; text-align: center; background-color: rgb(235,235,210)"><a href="/wiki/Binomial_nomenclature" title="Binomial nomenclature">Binomial name</a> </th></tr> <tr> <td colspan="2" style="text-align: center"><b><span class="binomial"><span style="font-weight:normal;">†</span><i>Barosaurus lentus</i></span></b><br /><div style="font-size: 85%;">Marsh, 1890</div> </td></tr> </tbody></table><style data-mw-deduplicate="TemplateStyles:r1238732961">@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox.biota tr{background:transparent!important}html.skin-theme-clientpref-night .mw-parser-output .infobox.biota img{background:transparent}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox.biota tr{background:transparent!important}html.skin-theme-clientpref-os .mw-parser-output .infobox.biota img{background:white}}.mw-parser-output .infobox.biota .taxobox-edit-taxonomy img{background:transparent!important}body.skin-vector .mw-parser-output table.biota.infobox{margin-top:0.5em}body.skin--responsive .mw-parser-output table.biota.infobox tr.taxonrow td{padding:2px 10px}</style> <p><i><b>Barosaurus</b></i> (<span class="rt-commentedText nowrap"><span class="IPA nopopups noexcerpt" lang="en-fonipa"><a href="/wiki/Help:IPA/English" title="Help:IPA/English">/<span style="border-bottom:1px dotted"><span title="/ˌ/: secondary stress follows">ˌ</span><span title="'b' in 'buy'">b</span><span title="/ær/: 'arr' in 'marry'">ær</span><span title="/oʊ/: 'o' in 'code'">oʊ</span><span title="/ˈ/: primary stress follows">ˈ</span><span title="'s' in 'sigh'">s</span><span title="/ɔːr/: 'ar' in 'war'">ɔːr</span><span title="/ə/: 'a' in 'about'">ə</span><span title="'s' in 'sigh'">s</span></span>/</a></span></span> <a href="/wiki/Help:Pronunciation_respelling_key" title="Help:Pronunciation respelling key"><i title="English pronunciation respelling"><span style="font-size:90%">BARR</span>-oh-<span style="font-size:90%">SOR</span>-əs</i></a>) was a giant, long-tailed, long-necked, <a href="/wiki/Herbivore" title="Herbivore">plant-eating</a> <a href="/wiki/Sauropoda" title="Sauropoda">sauropod</a> <a href="/wiki/Dinosaur" title="Dinosaur">dinosaur</a> closely related to the more familiar <i><a href="/wiki/Diplodocus" title="Diplodocus">Diplodocus</a></i>. Remains have been found in the <a href="/wiki/Morrison_Formation" title="Morrison Formation">Morrison Formation</a> from the <a href="/wiki/Jurassic" title="Jurassic">Upper Jurassic</a> <a href="/wiki/Period_(geology)" class="mw-redirect" title="Period (geology)">Period</a> of <a href="/wiki/Colorado" title="Colorado">Colorado</a>, <a href="/wiki/Utah" title="Utah">Utah</a>, <a href="/wiki/South_Dakota" title="South Dakota">South Dakota</a>, and eastern <a href="/wiki/Wyoming" title="Wyoming">Wyoming</a> at Como Bluff. It is present in stratigraphic zones 2–5.<sup id="cite_ref-foster-appendix_1-0" class="reference"><a href="#cite_note-foster-appendix-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>The composite term <i>Barosaurus</i> comes from the Greek words <i>barys</i> (βαρυς) meaning "heavy" and <i>sauros</i> (σαυρος) meaning "lizard", thus "heavy lizard". </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Description">Description</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=1" title="Edit section: Description"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Barosaurus_lentus1.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9e/Barosaurus_lentus1.jpg/220px-Barosaurus_lentus1.jpg" decoding="async" width="220" height="185" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9e/Barosaurus_lentus1.jpg/330px-Barosaurus_lentus1.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9e/Barosaurus_lentus1.jpg/440px-Barosaurus_lentus1.jpg 2x" data-file-width="4061" data-file-height="3413" /></a><figcaption>Life reconstruction of an individual rearing up to defend itself against a pair of <i><a href="/wiki/Allosaurus" title="Allosaurus">Allosaurus</a></i></figcaption></figure> <p><i>Barosaurus</i> was an enormous animal, with some adults measuring about 25–27 m (82–89 ft) in length and weighing about 12–20 <a href="/wiki/Metric_ton" class="mw-redirect" title="Metric ton">metric tons</a> (13–22 <a href="/wiki/Short_ton" title="Short ton">short tons</a>).<sup id="cite_ref-seebacher2001_2-0" class="reference"><a href="#cite_note-seebacher2001-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Henderson2013_3-0" class="reference"><a href="#cite_note-Henderson2013-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-G.S.Paul2016_4-0" class="reference"><a href="#cite_note-G.S.Paul2016-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> According to <a href="/wiki/Michael_P._Taylor" title="Michael P. Taylor">Mike Taylor</a>, the 1.37 m (4.5 ft) long vertebra BYU 9024, previously identified as part of the type individual of <i><a href="/wiki/Supersaurus_vivianae" class="mw-redirect" title="Supersaurus vivianae">Supersaurus vivianae</a></i>,<sup id="cite_ref-lovelaceetal2007_5-0" class="reference"><a href="#cite_note-lovelaceetal2007-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> may actually belong to <i>Barosaurus</i>. He suggested that, interpreted as belonging to <i>Barosaurus</i>, the vertebra suggests an animal that was 48 m (157 ft) long and around 66 t (73 short tons) in weight making it one of the largest known dinosaurs, with a neck length of at least 15 m (49 ft).<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> In 2020 Molina-Perez and Larramendi estimated it to be slightly smaller at 45 m (148 ft) and 60 t (66 short tons).<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> However, research presented by Brian Curtice at the Society of Vertebrate Paleontology conference has supported the previous interpretation of BYU 9024 as a <i>Supersaurus</i> vertebra.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> Despite this, there are other specimens that provide evidence of gigantic <i>Barosaurus</i> individuals which may have been among the longest dinosaurs. One of these is a series of three cervical vertebrae (BYU 3GR/BYU 20815) and the third vertebra is 1110 mm to 1220 mm in length. Dr Mike Taylor and Dr Matt Wedel compared the size of this bone to the same bone in smaller <i>Barosaurus</i> specimens, such as AMNH 6341, and estimated the neck length of the BYU 3GR/20815 <i>Barosaurus</i> at 12.07–15.1 m (39.6–49.5 ft), which would make it one of the longest necks of any dinosaur and indicate a total body length of around 40 m (130 ft).<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> <i> Barosaurus</i> was differently proportioned than its close relative <i>Diplodocus</i>, with a longer neck and shorter tail, but was about the same length overall. It was longer than <i><a href="/wiki/Apatosaurus" title="Apatosaurus">Apatosaurus</a></i>, but its skeleton was less robust.<sup id="cite_ref-mcintosh2005_12-0" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>Sauropod skulls are rarely preserved, and scientists have yet to discover a <i>Barosaurus</i> skull. Related diplodocids like <i>Apatosaurus</i> and <i>Diplodocus</i> had long, low skulls with peg-like teeth confined to the front of the jaws.<sup id="cite_ref-upchurchetal2004_13-0" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Barosize.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/51/Barosize.svg/220px-Barosize.svg.png" decoding="async" width="220" height="75" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/51/Barosize.svg/330px-Barosize.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/51/Barosize.svg/440px-Barosize.svg.png 2x" data-file-width="9703" data-file-height="3323" /></a><figcaption>Size comparison</figcaption></figure> <p>Most of the distinguishing skeletal features of <i>Barosaurus</i> were in the <a href="/wiki/Vertebra" title="Vertebra">vertebrae</a>, although a complete vertebral column has never been found. <i>Diplodocus</i> and <i>Apatosaurus</i> both had 15 <a href="/wiki/Cervical_vertebra" class="mw-redirect" title="Cervical vertebra">cervical</a> (neck) and 10 dorsal (trunk) vertebrae, while <i>Barosaurus</i> had only 9 dorsals. A dorsal may have been converted into a cervical vertebra, for a total of 16 vertebrae in the neck. <i>Barosaurus</i> cervicals were similar to those of <i>Diplodocus</i>, but some were up to 50% longer. The <a href="/wiki/Spinous_process" class="mw-redirect" title="Spinous process">neural spines</a> protruding from the top of the vertebrae were neither as tall or as complex in <i>Barosaurus</i> as they were in <i>Diplodocus</i>. In contrast to its neck vertebrae, <i>Barosaurus</i> had shorter <a href="/wiki/Caudal_vertebra" class="mw-redirect" title="Caudal vertebra">caudal</a> (tail) vertebrae than <i>Diplodocus</i>, resulting in a shorter tail. The <a href="/wiki/Chevron_(anatomy)" class="mw-redirect" title="Chevron (anatomy)">chevron</a> bones lining the underside of the tail were forked and had a prominent forward spike, much like the closely related <i>Diplodocus</i>. The tail probably ended in a long whiplash, much like <i>Apatosaurus</i>, <i>Diplodocus</i> and other diplodocids, some of which had up to 80 tail vertebrae.<sup id="cite_ref-mcintosh2005_12-1" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>The limb bones of <i>Barosaurus</i> were virtually indistinguishable from those of <i>Diplodocus</i>.<sup id="cite_ref-mcintosh2005_12-2" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> Both were quadrupedal, with columnar limbs adapted to support the enormous bulk of the animals. <i>Barosaurus</i> had proportionately longer forelimbs than other diplodocids, although they were still shorter than most other groups of sauropods.<sup id="cite_ref-mcintosh2005_12-3" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> There was a single <a href="/wiki/Carpal" class="mw-redirect" title="Carpal">carpal</a> bone in the wrist, and the <a href="/wiki/Metacarpal" class="mw-redirect" title="Metacarpal">metacarpals</a> were more slender than those of <i>Diplodocus</i>.<sup id="cite_ref-foster1996_14-0" class="reference"><a href="#cite_note-foster1996-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> <i>Barosaurus</i> feet have never been discovered, but like other sauropods, it would have been <a href="/wiki/Digitigrade" title="Digitigrade">digitigrade</a>, with all four feet each bearing five small toes. A large claw adorned the inside digit on the <a href="/wiki/Manus_(anatomy)" title="Manus (anatomy)">manus</a> (forefoot) while smaller claws tipped the inside three digits of the <a href="/wiki/Pes_(anatomy)" title="Pes (anatomy)">pes</a> (hindfoot).<sup id="cite_ref-mcintosh2005_12-4" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-upchurchetal2004_13-1" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Classification_and_systematics">Classification and systematics</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=2" title="Edit section: Classification and systematics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Barosaurus</i> is a member of the sauropod <a href="/wiki/Family_(biology)" title="Family (biology)">family</a> Diplodocidae, and sometimes placed with <i>Diplodocus</i> in the <a href="/wiki/Subfamily" title="Subfamily">subfamily</a> Diplodocinae.<sup id="cite_ref-lovelaceetal2007_5-1" class="reference"><a href="#cite_note-lovelaceetal2007-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> Diplodocids are characterized by long tails with over 70 vertebrae, shorter forelimbs than other sauropods, and numerous features of the skull. Diplodocines like <i>Barosaurus</i> and <i>Diplodocus</i> have slenderer builds and longer necks and tails than apatosaurines, the other subfamily of diplodocids.<sup id="cite_ref-mcintosh2005_12-5" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-upchurchetal2004_13-2" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-lovelaceetal2007_5-2" class="reference"><a href="#cite_note-lovelaceetal2007-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>Below is a <a href="/wiki/Cladogram" title="Cladogram">cladogram</a> of Diplodocinae after Tschopp, Mateus, and Benson (2015).<sup id="cite_ref-TMB2015_15-0" class="reference"><a href="#cite_note-TMB2015-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Barosaurus_-_Sauropod_Dinosaur_at_ROM.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/57/Barosaurus_-_Sauropod_Dinosaur_at_ROM.jpg/170px-Barosaurus_-_Sauropod_Dinosaur_at_ROM.jpg" decoding="async" width="170" height="251" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/57/Barosaurus_-_Sauropod_Dinosaur_at_ROM.jpg/255px-Barosaurus_-_Sauropod_Dinosaur_at_ROM.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/57/Barosaurus_-_Sauropod_Dinosaur_at_ROM.jpg/340px-Barosaurus_-_Sauropod_Dinosaur_at_ROM.jpg 2x" data-file-width="1125" data-file-height="1663" /></a><figcaption><a href="/wiki/Gordo_(dinosaur)" class="mw-redirect" title="Gordo (dinosaur)">Gordo</a>, <a href="/wiki/Royal_Ontario_Museum" title="Royal Ontario Museum">Royal Ontario Museum</a> skeleton, Toronto</figcaption></figure> <div class="clade"><style data-mw-deduplicate="TemplateStyles:r1261294616">body.skin-vector-2022 .mw-parser-output div.clade,body.skin-minerva .mw-parser-output div.clade{overflow-x:auto;overflow-y:hidden}body.skin-minerva .mw-parser-output div.clade p{font-size:inherit}.mw-parser-output table.clade{border-spacing:0;margin:0;font-size:100%;line-height:100%;border-collapse:separate;width:auto;display:table}.mw-parser-output table.clade table.clade{width:100%;line-height:inherit}.mw-parser-output table.clade td.clade-label{min-width:0.2em;width:0.2em;padding:0.1em 0.25em;vertical-align:bottom;text-align:center;border-left:1px solid;border-bottom:1px solid;white-space:nowrap}.mw-parser-output table.clade td.clade-label::before,.mw-parser-output table.clade td.clade-slabel::before{content:"\2060 "}.mw-parser-output table.clade td.clade-fixed-width{overflow:hidden;text-overflow:ellipsis}.mw-parser-output table.clade td.clade-fixed-width:hover{overflow:visible}.mw-parser-output table.clade td.clade-label.first{border-left:none;border-right:none}.mw-parser-output table.clade td.clade-label.reverse{border-left:none;border-right:1px solid}.mw-parser-output table.clade td.clade-slabel{padding:0.1em 0.25em;vertical-align:top;text-align:center;border-left:1px solid;white-space:nowrap}.mw-parser-output table.clade td.clade-slabel:hover{overflow:visible}.mw-parser-output table.clade td.clade-slabel.last{border-left:none;border-right:none}.mw-parser-output table.clade td.clade-slabel.reverse{border-left:none;border-right:1px solid}.mw-parser-output table.clade td.clade-bar{vertical-align:middle;text-align:left;padding:0 0.5em;position:relative}.mw-parser-output table.clade td.clade-bar.reverse{text-align:right;position:relative}.mw-parser-output table.clade td.clade-leaf{border:0;padding:0;text-align:left}.mw-parser-output table.clade td.clade-leaf p{padding-right:5px;padding-left:2px}.mw-parser-output table.clade td.clade-leafR{border:0;padding:0;text-align:right}.mw-parser-output table.clade td.clade-leafR p{padding-left:5px;padding-right:2px}.mw-parser-output table.clade td.clade-leaf.reverse{text-align:right}.mw-parser-output table.clade td.clade-leaf.reverse p{padding-left:5px;padding-right:2px}.mw-parser-output table.clade:hover span.linkA{background-color:yellow}.mw-parser-output table.clade:hover span.linkB{background-color:green}</style> <table class="clade" style="font-size:85%;line-height:85%"> <tbody><tr> <td class="clade-label first"><b>Diplodocinae</b> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p>Unnamed species </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Tornieria_africana" class="mw-redirect" title="Tornieria africana">Tornieria africana</a></i> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Supersaurus_lourinhanensis" class="mw-redirect" title="Supersaurus lourinhanensis">Supersaurus lourinhanensis</a></i> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Supersaurus_vivianae" class="mw-redirect" title="Supersaurus vivianae">Supersaurus vivianae</a></i> </p> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Leinkupal_laticauda" class="mw-redirect" title="Leinkupal laticauda">Leinkupal laticauda</a></i> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Galeamopus_hayi" class="mw-redirect" title="Galeamopus hayi">Galeamopus hayi</a></i> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Diplodocus_carnegii" class="mw-redirect" title="Diplodocus carnegii">Diplodocus carnegii</a></i> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Diplodocus_hallorum" class="mw-redirect" title="Diplodocus hallorum">Diplodocus hallorum</a></i> </p> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1261294616"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><i><a href="/wiki/Kaatedocus_siberi" class="mw-redirect" title="Kaatedocus siberi">Kaatedocus siberi</a></i> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <p><i><b>Barosaurus lentus</b></i> </p> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> <p>The <a href="/wiki/Systematics" title="Systematics">systematics</a> (<a href="/wiki/Evolution" title="Evolution">evolutionary</a> relationships) of Diplodocidae are becoming better established. <i>Diplodocus</i> has long been regarded as the closest relative of <i>Barosaurus</i>.<sup id="cite_ref-mcintosh2005_12-6" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-upchurchetal2004_13-3" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-wilson2002_16-0" class="reference"><a href="#cite_note-wilson2002-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> <i>Barosaurus</i> is monospecific, containing only the type species, <i>B. lentus</i>, while at least three species belong to the genus <i>Diplodocus</i>.<sup id="cite_ref-upchurchetal2004_13-4" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> Another diplodocid genus, <i><a href="/wiki/Seismosaurus" class="mw-redirect" title="Seismosaurus">Seismosaurus</a></i>, is considered by many paleontologists to be a <a href="/wiki/Junior_synonym" class="mw-redirect" title="Junior synonym">junior synonym</a> of <i>Diplodocus</i> as a possible fourth species.<sup id="cite_ref-lucasetal2006_17-0" class="reference"><a href="#cite_note-lucasetal2006-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> <i>Tornieria</i> (formerly "Barosaurus" <i>africanus</i>) and <i><a href="/wiki/Australodocus" title="Australodocus">Australodocus</a></i> from the famous <a href="/wiki/Tendaguru" class="mw-redirect" title="Tendaguru">Tendaguru Beds</a> of <a href="/wiki/Tanzania" title="Tanzania">Tanzania</a> in eastern Africa have also been classified as diplodocines.<sup id="cite_ref-remes2006_18-0" class="reference"><a href="#cite_note-remes2006-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-remes2007_19-0" class="reference"><a href="#cite_note-remes2007-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> With its elongated neck vertebrae, <i>Tornieria</i> may have been particularly closely related to <i>Barosaurus</i>.<sup id="cite_ref-remes2006_18-1" class="reference"><a href="#cite_note-remes2006-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> The other subfamily of diplodocids is Apatosaurinae, which includes <i>Apatosaurus</i> and <i><a href="/wiki/Supersaurus" title="Supersaurus">Supersaurus</a></i>.<sup id="cite_ref-lovelaceetal2007_5-3" class="reference"><a href="#cite_note-lovelaceetal2007-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> The early genus <i><a href="/wiki/Suuwassea" title="Suuwassea">Suuwassea</a></i> is considered by some to be an apatosaurine,<sup id="cite_ref-lovelaceetal2007_5-4" class="reference"><a href="#cite_note-lovelaceetal2007-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> while others regard it as a basal member of the <a href="/wiki/Taxonomic_rank" title="Taxonomic rank">superfamily</a> <a href="/wiki/Diplodocoidea" title="Diplodocoidea">Diplodocoidea</a>.<sup id="cite_ref-harris2006_20-0" class="reference"><a href="#cite_note-harris2006-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> Diplodocid fossils are found in North America, <a href="/wiki/Europe" title="Europe">Europe</a>, and Africa. More distantly related within Diplodocoidea are the families <a href="/wiki/Dicraeosauridae" title="Dicraeosauridae">Dicraeosauridae</a> and <a href="/wiki/Rebbachisauridae" title="Rebbachisauridae">Rebbachisauridae</a>, found only on the <a href="/wiki/Gondwana" title="Gondwana">southern continents</a>.<sup id="cite_ref-upchurchetal2004_13-5" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Discovery,_naming,_and_history"><span id="Discovery.2C_naming.2C_and_history"></span>Discovery, naming, and history</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=3" title="Edit section: Discovery, naming, and history"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Barosaurus_lentus.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/26/Barosaurus_lentus.jpg/220px-Barosaurus_lentus.jpg" decoding="async" width="220" height="75" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/26/Barosaurus_lentus.jpg/330px-Barosaurus_lentus.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/26/Barosaurus_lentus.jpg/440px-Barosaurus_lentus.jpg 2x" data-file-width="949" data-file-height="325" /></a><figcaption>One of the original tail vertebrae in multiple views</figcaption></figure> <p>The first <i>Barosaurus</i> remains were discovered in the <a href="/wiki/Morrison_Formation" title="Morrison Formation">Morrison Formation</a> of <a href="/wiki/South_Dakota" title="South Dakota">South Dakota</a> by Ms. Isabella R. Ellerman, postmistress of Postville, and excavated by <a href="/wiki/Othniel_Charles_Marsh" title="Othniel Charles Marsh">Othniel Charles Marsh</a> and <a href="/wiki/John_Bell_Hatcher" title="John Bell Hatcher">John Bell Hatcher</a> of <a href="/wiki/Yale_University" title="Yale University">Yale University</a> in 1889. Only six tail vertebrae were recovered at that time, forming the <a href="/wiki/Type_specimen" class="mw-redirect" title="Type specimen">type specimen</a> (<a href="/wiki/Peabody_Museum_of_Natural_History" title="Peabody Museum of Natural History">YPM</a> 429) of a new species, which Marsh named <i>Barosaurus lentus</i>, from the <a href="/wiki/Ancient_Greek_language" class="mw-redirect" title="Ancient Greek language">Classical Greek</a> words <i><span title="Ancient Greek (to 1453)-language text"><span lang="grc">βαρυς</span></span></i> (<i><span title="Ancient Greek (to 1453)-language text"><i lang="grc-Latn">barys</i></span></i>) ("heavy") and <span title="Ancient Greek (to 1453)-language text"><span lang="grc">σαυρος</span></span> (<i><span title="Ancient Greek (to 1453)-language text"><i lang="grc-Latn">sauros</i></span></i>) ("lizard"), and the <a href="/wiki/Latin" title="Latin">Latin</a> word <i><span title="Latin-language text"><i lang="la">lentus</i></span></i> ("slow").<sup id="cite_ref-marsh1890_21-0" class="reference"><a href="#cite_note-marsh1890-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> The rest of the type specimen was left in the ground under the protection of the landowner, Ms Rachel Hatch, until it was collected nine years later, in 1898, by Marsh's assistant, <a href="https://de.wikipedia.org/wiki/George_Reber_Wieland" class="extiw" title="de:George Reber Wieland">George Reber Wieland</a>. These new remains consisted of vertebrae, ribs, and limb bones. In 1896 Marsh had placed <i>Barosaurus</i> in the <a href="/wiki/Atlantosauridae" class="mw-redirect" title="Atlantosauridae">Atlantosauridae</a>;<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> in 1898 it was classified by him as a diplodocid for the first time.<sup id="cite_ref-marsh1898_23-0" class="reference"><a href="#cite_note-marsh1898-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> In his last published paper before his death, Marsh named two smaller <a href="/wiki/Metatarsal" class="mw-redirect" title="Metatarsal">metatarsals</a> found by Wieland as a second species, <i>Barosaurus affinis</i>,<sup id="cite_ref-marsh1899_24-0" class="reference"><a href="#cite_note-marsh1899-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> but this has long been considered a <a href="/wiki/Junior_synonym" class="mw-redirect" title="Junior synonym">junior synonym</a> of <i>B. lentus</i>.<sup id="cite_ref-mcintosh2005_12-7" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-upchurchetal2004_13-6" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-lull1919_25-0" class="reference"><a href="#cite_note-lull1919-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> </p><p>After the turn of the 20th century, <a href="/wiki/Pittsburgh" title="Pittsburgh">Pittsburgh</a>'s <a href="/wiki/Carnegie_Museum_of_Natural_History" title="Carnegie Museum of Natural History">Carnegie Museum of Natural History</a> sent fossil hunter <a href="/wiki/Earl_Douglass" title="Earl Douglass">Earl Douglass</a> to <a href="/wiki/Utah" title="Utah">Utah</a> to excavate the Carnegie Quarry in the area now known as <a href="/wiki/Dinosaur_National_Monument" title="Dinosaur National Monument">Dinosaur National Monument</a>. Four neck vertebrae, each 1 meter (3 feet) long, were collected in 1912 near a specimen of <i>Diplodocus</i>, but a few years later, <a href="/wiki/William_Jacob_Holland" title="William Jacob Holland">William Jacob Holland</a> realized they belonged to a different species.<sup id="cite_ref-mcintosh2005_12-8" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> Meanwhile, the type specimen of <i>Barosaurus</i> had finally been prepared at Yale in the winter of 1917 and was fully described by <a href="/wiki/Richard_Swann_Lull" title="Richard Swann Lull">Richard Swann Lull</a> in 1919.<sup id="cite_ref-lull1919_25-1" class="reference"><a href="#cite_note-lull1919-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> Based on Lull's description, Holland referred the vertebrae (<a href="/wiki/Carnegie_Museum_of_Natural_History" title="Carnegie Museum of Natural History">CM</a> 1198), along with a second partial skeleton found by Douglass in 1918 (CM 11984), to <i>Barosaurus</i>. This second Carnegie specimen remains in the rock wall at Dinosaur National Monument and was not fully prepared until the 1980s.<sup id="cite_ref-mcintosh2005_12-9" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Allosaurus_and_Barosaurus.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Allosaurus_and_Barosaurus.jpg/170px-Allosaurus_and_Barosaurus.jpg" decoding="async" width="170" height="255" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Allosaurus_and_Barosaurus.jpg/255px-Allosaurus_and_Barosaurus.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Allosaurus_and_Barosaurus.jpg/340px-Allosaurus_and_Barosaurus.jpg 2x" data-file-width="1024" data-file-height="1536" /></a><figcaption>Mounted skeleton casts posed depicting a specimen rearing up to protect its young (now considered a <i><a href="/wiki/Kaatedocus" title="Kaatedocus">Kaatedocus</a></i> specimen) from an <i><a href="/wiki/Allosaurus_fragilis" class="mw-redirect" title="Allosaurus fragilis">Allosaurus fragilis</a></i>, <a href="/wiki/American_Museum_of_Natural_History" title="American Museum of Natural History">American Museum of Natural History</a></figcaption></figure> <p>The most complete specimen of <i>Barosaurus lentus</i> was excavated from the Carnegie Quarry in 1923 by Douglass, now working for the <a href="/wiki/University_of_Utah" title="University of Utah">University of Utah</a> after the death of <a href="/wiki/U.S._Steel" title="U.S. Steel">U.S. Steel</a> founder <a href="/wiki/Andrew_Carnegie" title="Andrew Carnegie">Andrew Carnegie</a>, who had been financing Douglass' earlier work in Pittsburgh. Material from this specimen was originally spread across three institutions. Most of the back vertebrae, ribs, pelvis, hindlimb and most of the tail stayed at the University of Utah, while the neck vertebrae, some back vertebrae, the shoulder girdle and forelimb were shipped to the <a href="/wiki/National_Museum_of_Natural_History" title="National Museum of Natural History">National Museum of Natural History</a> in <a href="/wiki/Washington_D.C." class="mw-redirect" title="Washington D.C.">Washington D.C.</a>, and a small section of tail vertebrae ended up in the Carnegie Museum in Pittsburgh. However, in 1929 <a href="/wiki/Barnum_Brown" title="Barnum Brown">Barnum Brown</a> arranged for all of the material to be shipped to the <a href="/wiki/American_Museum_of_Natural_History" title="American Museum of Natural History">American Museum of Natural History</a> in <a href="/wiki/New_York_City" title="New York City">New York City</a>, where it remains today. A <a href="/wiki/Casting" title="Casting">cast</a> of this specimen (<a href="/wiki/American_Museum_of_Natural_History" title="American Museum of Natural History">AMNH</a> 6341) was controversially mounted in the lobby of the American Museum, rearing up to defend its young (AMNH 7530, now classified as <i><a href="/wiki/Kaatedocus_siberi" class="mw-redirect" title="Kaatedocus siberi">Kaatedocus siberi</a></i><sup id="cite_ref-TMB2015_15-1" class="reference"><a href="#cite_note-TMB2015-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup>) from an attacking <i>Allosaurus fragilis</i>.<sup id="cite_ref-mcintosh2005_12-10" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>More recently, more vertebrae and a pelvis were recovered in South Dakota. This material (<a href="/wiki/South_Dakota_School_of_Mines_and_Technology" title="South Dakota School of Mines and Technology">SDSM</a> 25210 and 25331) is stored in the collection of the <a href="/wiki/South_Dakota_School_of_Mines_and_Technology" title="South Dakota School of Mines and Technology">South Dakota School of Mines and Technology</a> in <a href="/wiki/Rapid_City,_South_Dakota" title="Rapid City, South Dakota">Rapid City</a>.<sup id="cite_ref-foster1996_14-1" class="reference"><a href="#cite_note-foster1996-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> </p><p><a href="/wiki/Darren_Naish" title="Darren Naish">Darren Naish</a> has noted a common error in books of the late 20th century to depict <i>Barosaurus</i> as a kind of brachiosaur-like short tailed sauropod with <a href="/wiki/Raphe" title="Raphe">raphes</a> on its neck and body, and often curving the upper half of its neck downwards into a U-shape, citing it as an example of a <a href="/wiki/Paleoart#Modern_(and_post-modern)_paleoart_(2010–present)" title="Paleoart">Palaeoart meme</a>.<sup id="cite_ref-26" class="reference"><a href="#cite_note-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup> This originated with a drawing by <a href="/wiki/Robert_T._Bakker" title="Robert T. Bakker">Robert Bakker</a> in a 1968 article, in which two <i>Barosaurus</i> appeared to have short tails due to a mix of foreshortening and one obscuring the other. </p><p>In 2007, paleontologist <a href="/wiki/David_C._Evans_(paleontologist)" title="David C. Evans (paleontologist)">David Evans</a> was flying to the U.S. Badlands when he discovered reference to a <i>Barosaurus</i> skeleton (<a href="/wiki/Royal_Ontario_Museum" title="Royal Ontario Museum">ROM</a> 3670) in the collection of the <a href="/wiki/Royal_Ontario_Museum" title="Royal Ontario Museum">Royal Ontario Museum</a> in <a href="/wiki/Toronto" title="Toronto">Toronto</a>, where he had recently become a <a href="/wiki/Curator" title="Curator">curator</a>. Earl Douglass had excavated this specimen at the Carnegie Quarry in the early 20th century; the ROM acquired it in a 1962 trade with the Carnegie Museum. The specimen was never exhibited and remained in storage until its rediscovery by David Evans 45 years later. He returned to Toronto and searched the storage areas and found many fragments, large and small, of the skeleton. It is now a centrepiece of the ROM's dinosaur exhibit, in the James and Louise Temerty Galleries of the Age of Dinosaurs.<sup id="cite_ref-ROM2007_28-0" class="reference"><a href="#cite_note-ROM2007-28"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup> At almost 27.5 meters (90 feet) long, the specimen is the largest dinosaur ever to be mounted in Canada.<sup id="cite_ref-rom1_29-0" class="reference"><a href="#cite_note-rom1-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup> The specimen is about 40% complete. As a skull of <i>Barosaurus</i> has never been found, the ROM specimen wears the head of a <i>Diplodocus.</i><sup id="cite_ref-ms1_30-0" class="reference"><a href="#cite_note-ms1-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> Each bone is mounted on a separate armature so that it can be removed from the skeleton for study and then replaced without disturbing the rest of the skeleton. (See video "Dino Workshop" at reference.)<sup id="cite_ref-ms2_31-0" class="reference"><a href="#cite_note-ms2-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> In the rush to put the dinosaur on exhibit within ten weeks of its delivery to <a rel="nofollow" class="external text" href="https://rescast.com">Research Casting International</a> in 2500 pieces, not all of the skeletal fragments were mounted. In addition, more bones labeled ROM 3670 are still being found in storage. In future, more may be added to the specimen and it may turn out to be the most complete known.' (See video "Dino Assembly" at reference.)<sup id="cite_ref-ms2_31-1" class="reference"><a href="#cite_note-ms2-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> The ROM specimen is nicknamed "Gordo" after Gordon Edmunds, the museum curator who arranged for the skeleton to be brought to the ROM, and who had hoped to display it fully but was unable to.<sup id="cite_ref-rom1_29-1" class="reference"><a href="#cite_note-rom1-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">[</span>32<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-33" class="reference"><a href="#cite_note-33"><span class="cite-bracket">[</span>33<span class="cite-bracket">]</span></a></sup> <a href="/w/index.php?title=John_McIntosh_(paleontologist)&action=edit&redlink=1" class="new" title="John McIntosh (paleontologist) (page does not exist)">John McIntosh</a> believes that the ROM's skeleton is the same individual represented by four neck vertebrae labeled "CM 1198" in the collection of the Carnegie Museum.<sup id="cite_ref-mcintosh2005_12-11" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Discoveries_in_Africa">Discoveries in Africa</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=4" title="Edit section: Discoveries in Africa"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In 1907, <a href="/wiki/Germans" title="Germans">German</a> paleontologist <a href="/wiki/Eberhard_Fraas" title="Eberhard Fraas">Eberhard Fraas</a> discovered the skeletons of two sauropods on an expedition to the Tendaguru Beds in <a href="/wiki/German_East_Africa" title="German East Africa">German East Africa</a> (now Tanzania). He classified both specimens in the new genus <i>Gigantosaurus</i>, with each skeleton representing a new species (<i>G. africanus</i> and <i>G. robustus</i>).<sup id="cite_ref-fraas1908_34-0" class="reference"><a href="#cite_note-fraas1908-34"><span class="cite-bracket">[</span>34<span class="cite-bracket">]</span></a></sup> However, this genus name had already been given to the fragmentary remains of a sauropod from <a href="/wiki/England" title="England">England</a>.<sup id="cite_ref-seeley1869_35-0" class="reference"><a href="#cite_note-seeley1869-35"><span class="cite-bracket">[</span>35<span class="cite-bracket">]</span></a></sup> Both species were moved to a new genus, <i>Tornieria</i>, in 1911.<sup id="cite_ref-sternfeld1911_36-0" class="reference"><a href="#cite_note-sternfeld1911-36"><span class="cite-bracket">[</span>36<span class="cite-bracket">]</span></a></sup> Upon further study of these remains and many other sauropod fossils from the hugely productive Tendaguru Beds, <a href="/wiki/Werner_Janensch" title="Werner Janensch">Werner Janensch</a> moved the species once again, this time to the North American genus <i>Barosaurus</i>.<sup id="cite_ref-janensch1922_37-0" class="reference"><a href="#cite_note-janensch1922-37"><span class="cite-bracket">[</span>37<span class="cite-bracket">]</span></a></sup> In 1991, "Gigantosaurus" <i>robustus</i> was recognized as a <a href="/wiki/Titanosaur" class="mw-redirect" title="Titanosaur">titanosaur</a> and placed in a new genus, <i><a href="/wiki/Janenschia" title="Janenschia">Janenschia</a></i>, as <i>J. robusta</i>.<sup id="cite_ref-wild1991_38-0" class="reference"><a href="#cite_note-wild1991-38"><span class="cite-bracket">[</span>38<span class="cite-bracket">]</span></a></sup> Meanwhile, many paleontologists suspected "Barosaurus" <i>africanus</i> was also distinct from the North American genus,<sup id="cite_ref-mcintosh2005_12-12" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-upchurchetal2004_13-7" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> which was confirmed when the material was redescribed in 2006. The African species, although closely related to <i>Barosaurus lentus</i> and <i>Diplodocus</i> from North America, is now once again known as <i><a href="/wiki/Tornieria_africana" class="mw-redirect" title="Tornieria africana">Tornieria africana</a></i>.<sup id="cite_ref-remes2006_18-2" class="reference"><a href="#cite_note-remes2006-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> A species of <i>Barosaurus</i> was also allegedly identified from the <a href="/wiki/Kadsi_Formation" class="mw-redirect" title="Kadsi Formation">Kadsi Formation</a> in <a href="/wiki/Zimbabwe" title="Zimbabwe">Zimbabwe</a> in 1987.<sup id="cite_ref-39" class="reference"><a href="#cite_note-39"><span class="cite-bracket">[</span>39<span class="cite-bracket">]</span></a></sup> However, this material is poorly preserved and fragmentary and was not adequately diagnosed as such, and so its referral to <i>Barosaurus</i> is doubtful. It may represent <i>Tornieria</i>.<sup id="cite_ref-40" class="reference"><a href="#cite_note-40"><span class="cite-bracket">[</span>40<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Paleobiology">Paleobiology</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=5" title="Edit section: Paleobiology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Feeding">Feeding</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=6" title="Edit section: Feeding"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Barosaurus_lentus_skull_salt_lake_city.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Barosaurus_lentus_skull_salt_lake_city.jpg/220px-Barosaurus_lentus_skull_salt_lake_city.jpg" decoding="async" width="220" height="147" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Barosaurus_lentus_skull_salt_lake_city.jpg/330px-Barosaurus_lentus_skull_salt_lake_city.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Barosaurus_lentus_skull_salt_lake_city.jpg/440px-Barosaurus_lentus_skull_salt_lake_city.jpg 2x" data-file-width="5472" data-file-height="3648" /></a><figcaption>Skull cast, <a href="/wiki/Natural_History_Museum_of_Utah" title="Natural History Museum of Utah">Natural History Museum of Utah</a></figcaption></figure> <p>The structure of the cervical vertebrae of <i>Barosaurus</i> allowed for a significant degree of lateral flexibility in the neck, but restricted vertical flexibility. This suggests a different feeding style for this genus when compared to other diplodocids.<sup id="cite_ref-41" class="reference"><a href="#cite_note-41"><span class="cite-bracket">[</span>41<span class="cite-bracket">]</span></a></sup> <i>Barosaurus</i> swept its neck in long arcs at ground level when feeding, which resembled the strategy that was first proposed by John Martin in 1987.<sup id="cite_ref-42" class="reference"><a href="#cite_note-42"><span class="cite-bracket">[</span>42<span class="cite-bracket">]</span></a></sup> The restriction in vertical flexibility suggests that <i>Barosaurus</i> did not primarily feed on vegetation that was high off the ground. </p> <div class="mw-heading mw-heading2"><h2 id="Paleoecology">Paleoecology</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=7" title="Edit section: Paleoecology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Barosaurus</i> remains are limited to the <a href="/wiki/Morrison_Formation" title="Morrison Formation">Morrison Formation</a>, which is widespread in the western United States between the <a href="/wiki/Great_Plains" title="Great Plains">Great Plains</a> and <a href="/wiki/Rocky_Mountains" title="Rocky Mountains">Rocky Mountains</a>.<sup id="cite_ref-mcintosh2005_12-13" class="reference"><a href="#cite_note-mcintosh2005-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-upchurchetal2004_13-8" class="reference"><a href="#cite_note-upchurchetal2004-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Radiometric_dating" title="Radiometric dating">Radiometric dating</a> agrees with <a href="/wiki/Biostratigraphy" title="Biostratigraphy">biostratigraphic</a> and <a href="/wiki/Paleomagnetism" title="Paleomagnetism">paleomagnetic</a> studies, indicating that the Morrison was deposited during the <a href="/wiki/Kimmeridgian" title="Kimmeridgian">Kimmeridgian</a> and early <a href="/wiki/Tithonian" title="Tithonian">Tithonian</a> stages of the <a href="/wiki/Late_Jurassic" title="Late Jurassic">Late Jurassic</a> <a href="/wiki/Period_(geology)" class="mw-redirect" title="Period (geology)">Period</a>,<sup id="cite_ref-turnerpeterson2004_43-0" class="reference"><a href="#cite_note-turnerpeterson2004-43"><span class="cite-bracket">[</span>43<span class="cite-bracket">]</span></a></sup> or approximately 155 to 148 <a href="/wiki/Million_years_ago" title="Million years ago">million years ago</a>.<sup id="cite_ref-kowallisetal1998_44-0" class="reference"><a href="#cite_note-kowallisetal1998-44"><span class="cite-bracket">[</span>44<span class="cite-bracket">]</span></a></sup> <i>Barosaurus</i> fossils are found in late Kimmeridgian to early Tithonian sediments,<sup id="cite_ref-TMB2015_15-2" class="reference"><a href="#cite_note-TMB2015-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> around 150 million years old.<sup id="cite_ref-turnerpeterson2004_43-1" class="reference"><a href="#cite_note-turnerpeterson2004-43"><span class="cite-bracket">[</span>43<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Diplodocus_skull,_DNM.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/45/Diplodocus_skull%2C_DNM.jpg/220px-Diplodocus_skull%2C_DNM.jpg" decoding="async" width="220" height="125" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/45/Diplodocus_skull%2C_DNM.jpg/330px-Diplodocus_skull%2C_DNM.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/45/Diplodocus_skull%2C_DNM.jpg/440px-Diplodocus_skull%2C_DNM.jpg 2x" data-file-width="2875" data-file-height="1627" /></a><figcaption>Skull possibly belonging to <i>Barosaurus</i> (specimen CM 11255)</figcaption></figure> <p>The Morrison Formation was deposited in <a href="/wiki/Floodplain" title="Floodplain">floodplains</a> along the edge of the ancient <a href="/wiki/Sundance_Sea" title="Sundance Sea">Sundance Sea</a>, an arm of the <a href="/wiki/Arctic_Ocean" title="Arctic Ocean">Arctic Ocean</a> which extended southward to cover the middle of North America as far south as the modern state of <a href="/wiki/Colorado" title="Colorado">Colorado</a>. Due to <a href="/wiki/Tectonic_uplift" title="Tectonic uplift">tectonic uplift</a> to the west, the sea was receding to the north, and had retreated into what is now <a href="/wiki/Canada" title="Canada">Canada</a> by the time <i>Barosaurus</i> evolved. The sediments of the Morrison were washed down out of the western highlands, which had been uplifted during the earlier <a href="/wiki/Nevadan_orogeny" title="Nevadan orogeny">Nevadan orogeny</a> and were now eroding.<sup id="cite_ref-turnerpeterson2004_43-2" class="reference"><a href="#cite_note-turnerpeterson2004-43"><span class="cite-bracket">[</span>43<span class="cite-bracket">]</span></a></sup> Very high atmospheric concentrations of <a href="/wiki/Carbon_dioxide" title="Carbon dioxide">carbon dioxide</a> in the Late Jurassic led to high temperatures around the globe, due to the <a href="/wiki/Greenhouse_effect" title="Greenhouse effect">greenhouse effect</a>. One study, estimating CO<sub>2</sub> concentrations of 1120 <a href="/wiki/Parts_per_million" class="mw-redirect" title="Parts per million">parts per million</a>, predicted average winter temperatures in western North America of 20 <a href="/wiki/Celsius" title="Celsius">°C</a> (68 <a href="/wiki/Fahrenheit" title="Fahrenheit">°F</a>) and summer temperatures averaging 40–45 °C (104–113 °F).<sup id="cite_ref-mooreetal1992_45-0" class="reference"><a href="#cite_note-mooreetal1992-45"><span class="cite-bracket">[</span>45<span class="cite-bracket">]</span></a></sup> A more recent study suggested even higher CO<sub>2</sub> concentrations of up to 3180 parts per million.<sup id="cite_ref-ekartetal1999_46-0" class="reference"><a href="#cite_note-ekartetal1999-46"><span class="cite-bracket">[</span>46<span class="cite-bracket">]</span></a></sup> Warm temperatures that led to significant <a href="/wiki/Evaporation" title="Evaporation">evaporation</a> year-round, along with possible <a href="/wiki/Rain_shadow" title="Rain shadow">rain shadow</a> effect from the mountains to the west,<sup id="cite_ref-demkoparrish1998_47-0" class="reference"><a href="#cite_note-demkoparrish1998-47"><span class="cite-bracket">[</span>47<span class="cite-bracket">]</span></a></sup> led to a semi-arid climate with only seasonal rainfall.<sup id="cite_ref-turnerpeterson2004_43-3" class="reference"><a href="#cite_note-turnerpeterson2004-43"><span class="cite-bracket">[</span>43<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-engelmannetal2004_48-0" class="reference"><a href="#cite_note-engelmannetal2004-48"><span class="cite-bracket">[</span>48<span class="cite-bracket">]</span></a></sup> This formation is similar in age to the <a href="/wiki/Solnhofen_limestone" class="mw-redirect" title="Solnhofen limestone">Solnhofen limestone</a> Formation in <a href="/wiki/Germany" title="Germany">Germany</a> and the <a href="/wiki/Tendaguru" class="mw-redirect" title="Tendaguru">Tendaguru Formation</a> in <a href="/wiki/Tanzania" title="Tanzania">Tanzania</a>. In 1877 this formation became the center of the <a href="/wiki/Bone_Wars" title="Bone Wars">Bone Wars</a>, a fossil-collecting rivalry between early paleontologists <a href="/wiki/Othniel_Charles_Marsh" title="Othniel Charles Marsh">Othniel Charles Marsh</a> and <a href="/wiki/Edward_Drinker_Cope" title="Edward Drinker Cope">Edward Drinker Cope</a>. </p><p>The Morrison Formation records an environment and time dominated by gigantic sauropod dinosaurs such as <i><a href="/wiki/Camarasaurus" title="Camarasaurus">Camarasaurus</a></i>, <i><a href="/wiki/Diplodocus" title="Diplodocus">Diplodocus</a></i>, <i><a href="/wiki/Apatosaurus" title="Apatosaurus">Apatosaurus</a></i> and <i><a href="/wiki/Brachiosaurus" title="Brachiosaurus">Brachiosaurus</a></i>. Dinosaurs that lived alongside <i>Barosaurus</i> included the herbivorous <a href="/wiki/Ornithischians" class="mw-redirect" title="Ornithischians">ornithischians</a> <i><a href="/wiki/Camptosaurus" title="Camptosaurus">Camptosaurus</a></i>, <i><a href="/wiki/Dryosaurus" title="Dryosaurus">Dryosaurus</a></i>, <i><a href="/wiki/Stegosaurus" title="Stegosaurus">Stegosaurus</a></i> and <i><a href="/wiki/Othnielosaurus" class="mw-redirect" title="Othnielosaurus">Othnielosaurus</a></i>. Predators in this paleoenvironment included the <a href="/wiki/Theropods" class="mw-redirect" title="Theropods">theropods</a> <i><a href="/wiki/Saurophaganax" title="Saurophaganax">Saurophaganax</a></i>, <i><a href="/wiki/Torvosaurus" title="Torvosaurus">Torvosaurus</a></i>, <i><a href="/wiki/Ceratosaurus" title="Ceratosaurus">Ceratosaurus</a></i>, <i><a href="/wiki/Marshosaurus" title="Marshosaurus">Marshosaurus</a></i>, <i><a href="/wiki/Stokesosaurus" title="Stokesosaurus">Stokesosaurus</a></i>, <i><a href="/wiki/Ornitholestes" title="Ornitholestes">Ornitholestes</a></i>, and<sup id="cite_ref-49" class="reference"><a href="#cite_note-49"><span class="cite-bracket">[</span>49<span class="cite-bracket">]</span></a></sup> <i><a href="/wiki/Allosaurus" title="Allosaurus">Allosaurus</a></i> accounted for 70 to 75% of theropod specimens and was at the top <a href="/wiki/Trophic_level" title="Trophic level">trophic level</a> of the Morrison <a href="/wiki/Food_chain" title="Food chain">food web</a>.<sup id="cite_ref-JRF03a_50-0" class="reference"><a href="#cite_note-JRF03a-50"><span class="cite-bracket">[</span>50<span class="cite-bracket">]</span></a></sup> Other vertebrates that shared this paleoenvironment included <a href="/wiki/Actinopterygii" title="Actinopterygii">ray-finned fishes</a>, <a href="/wiki/Frog" title="Frog">frogs</a>, <a href="/wiki/Salamander" title="Salamander">salamanders</a>, <a href="/wiki/Turtle" title="Turtle">turtles</a>, <a href="/wiki/Sphenodontia" class="mw-redirect" title="Sphenodontia">sphenodonts</a>, <a href="/wiki/Lizard" title="Lizard">lizards</a>, terrestrial and aquatic <a href="/wiki/Crocodylomorpha" title="Crocodylomorpha">crocodylomorphs</a>, and several species of <a href="/wiki/Pterosaur" title="Pterosaur">pterosaur</a>. Early mammals were present such as <a href="/wiki/Docodonts" class="mw-redirect" title="Docodonts">docodonts</a>, <a href="/wiki/Multituberculates" class="mw-redirect" title="Multituberculates">multituberculates</a>, symmetrodonts, and <a href="/wiki/Triconodonts" class="mw-redirect" title="Triconodonts">triconodonts</a>. The flora of the period has been revealed by fossils of <a href="/wiki/Chlorophyta" title="Chlorophyta">green algae</a>, <a href="/wiki/Fungi" class="mw-redirect" title="Fungi">fungi</a>, <a href="/wiki/Moss" title="Moss">mosses</a>, <a href="/wiki/Equisetum" title="Equisetum">horsetails</a>, <a href="/wiki/Cycad" title="Cycad">cycads</a>, <a href="/wiki/Ginkgo" title="Ginkgo">ginkgoes</a>, and several families of <a href="/wiki/Conifer" title="Conifer">conifers</a>. Vegetation varied from <a href="/wiki/River" title="River">river</a>-lining forests of <a href="/wiki/Tree_fern" title="Tree fern">tree ferns</a>, and <a href="/wiki/Fern" title="Fern">ferns</a> (<a href="/wiki/Gallery_forest" title="Gallery forest">gallery forests</a>), to fern <a href="/wiki/Savanna" title="Savanna">savannas</a> with occasional trees such as the <i><a href="/wiki/Araucaria" title="Araucaria">Araucaria</a></i>-like conifer <i><a href="/wiki/Brachyphyllum" title="Brachyphyllum">Brachyphyllum</a></i>.<sup id="cite_ref-KC06_51-0" class="reference"><a href="#cite_note-KC06-51"><span class="cite-bracket">[</span>51<span class="cite-bracket">]</span></a></sup> </p><p>Assistant Curator David Evans mounted the ROM specimen conservatively, with a relatively low head to give the dinosaur moderate blood pressure.<sup id="cite_ref-ms1_30-1" class="reference"><a href="#cite_note-ms1-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> The extremely long neck, 10 meters (30 feet) may have developed to enable <i>Barosaurus</i> to feed over a wide area without moving around; it may also have enabled the dinosaurs to radiate excess body heat. Evans suggests that sexual selection might have favored those with longer necks. (See video "Neck Impossible" at reference.)<sup id="cite_ref-ms2_31-2" class="reference"><a href="#cite_note-ms2-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Barosaurus&action=edit&section=8" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-foster-appendix-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-foster-appendix_1-0">^</a></b></span> <span class="reference-text">Foster, J. (2007). "Appendix." <i>Jurassic West: The Dinosaurs of the Morrison Formation and Their World</i>. Indiana University Press. pp. 327-329.</span> </li> <li id="cite_note-seebacher2001-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-seebacher2001_2-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFSeebacher2001" class="citation journal cs1">Seebacher, Frank. (2001). 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Vol. 167. pp. <span class="nowrap">297–</span>308. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.sedgeo.2004.01.008">10.1016/j.sedgeo.2004.01.008</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=The+implications+of+a+dry+climate+for+the+paleoecology+of+the+fauna+of+the+Upper+Jurassic+Morrison+Formation&rft.btitle=Reconstruction+of+the+Extinct+Ecosystem+of+the+Upper+Jurassic+Morrison+Formation&rft.series=%27%27Sedimentary+Geology%27%27+%27%27%27167%27%27%27+%283-4%29%3A+297-308&rft.pages=%3Cspan+class%3D%22nowrap%22%3E297-%3C%2Fspan%3E308&rft.date=2004&rft_id=info%3Adoi%2F10.1016%2Fj.sedgeo.2004.01.008&rft.aulast=Engelmann&rft.aufirst=George+F.&rft.au=Chure%2C+Daniel+J.&rft.au=Fiorillo%2C+Anthony+R.&rft_id=http%3A%2F%2Fdoc.rero.ch%2Frecord%2F14576%2Ffiles%2FPAL_E1792.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABarosaurus" class="Z3988"></span></span> </li> <li id="cite_note-49"><span class="mw-cite-backlink"><b><a href="#cite_ref-49">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFFoster2007" class="citation book cs1">Foster, John R. (2007). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=ihooAQAAIAAJ&q=appendix"><i>Jurassic West: The Dinosaurs of the Morrison Formation and Their World (Appendix)</i></a>. Indiana University Press. pp. <span class="nowrap">327–</span>329. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0253348708" title="Special:BookSources/978-0253348708"><bdi>978-0253348708</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Jurassic+West%3A+The+Dinosaurs+of+the+Morrison+Formation+and+Their+World+%28Appendix%29&rft.pages=%3Cspan+class%3D%22nowrap%22%3E327-%3C%2Fspan%3E329&rft.pub=Indiana+University+Press.&rft.date=2007&rft.isbn=978-0253348708&rft.aulast=Foster&rft.aufirst=John+R.&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DihooAQAAIAAJ%26q%3Dappendix&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABarosaurus" class="Z3988"></span></span> </li> <li id="cite_note-JRF03a-50"><span class="mw-cite-backlink"><b><a href="#cite_ref-JRF03a_50-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFFoster2003" class="citation book cs1">Foster, John R. (2003). <i>Paleoecological Analysis of the Vertebrate Fauna of the Morrison Formation (Upper Jurassic), Rocky Mountain Region, U.S.A</i>. New Mexico Museum of Natural History and Science Bulletin, <b>23</b>. Albuquerque, New Mexico: New Mexico Museum of Natural History and Science. p. 29.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Paleoecological+Analysis+of+the+Vertebrate+Fauna+of+the+Morrison+Formation+%28Upper+Jurassic%29%2C+Rocky+Mountain+Region%2C+U.S.A.&rft.place=Albuquerque%2C+New+Mexico&rft.series=New+Mexico+Museum+of+Natural+History+and+Science+Bulletin%2C+%27%27%2723%27%27%27&rft.pages=29&rft.pub=New+Mexico+Museum+of+Natural+History+and+Science&rft.date=2003&rft.aulast=Foster&rft.aufirst=John+R.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABarosaurus" class="Z3988"></span></span> </li> <li id="cite_note-KC06-51"><span class="mw-cite-backlink"><b><a href="#cite_ref-KC06_51-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCarpenter2006" class="citation book cs1"><a href="/wiki/Kenneth_Carpenter" title="Kenneth Carpenter">Carpenter, Kenneth</a> (2006). "Biggest of the big: a critical re-evaluation of the mega-sauropod <i>Amphicoelias fragillimus</i>". In Foster, John R.; Lucas, Spencer G. (eds.). <i>Paleontology and Geology of the Upper Jurassic Morrison Formation</i>. New Mexico Museum of Natural History and Science Bulletin, <b>36</b>. Albuquerque, New Mexico: New Mexico Museum of Natural History and Science. pp. <span class="nowrap">131–</span>138.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Biggest+of+the+big%3A+a+critical+re-evaluation+of+the+mega-sauropod+Amphicoelias+fragillimus&rft.btitle=Paleontology+and+Geology+of+the+Upper+Jurassic+Morrison+Formation&rft.place=Albuquerque%2C+New+Mexico&rft.series=New+Mexico+Museum+of+Natural+History+and+Science+Bulletin%2C+%27%27%2736%27%27%27&rft.pages=%3Cspan+class%3D%22nowrap%22%3E131-%3C%2Fspan%3E138&rft.pub=New+Mexico+Museum+of+Natural+History+and+Science&rft.date=2006&rft.aulast=Carpenter&rft.aufirst=Kenneth&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABarosaurus" class="Z3988"></span></span> </li> </ol></div></div> <p>Books: </p> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMcIntosh2005" class="citation book cs1">McIntosh (2005). "The Genus <i>Barosaurus</i> (<a href="/wiki/Othniel_Charles_Marsh" title="Othniel Charles Marsh">Marsh</a>)". In Carpenter, Kenneth; Tidswell, Virginia (eds.). <i>Thunder Lizards: The Sauropodomorph Dinosaurs</i>. Indiana University Press. pp. <span class="nowrap">38–</span>77. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-253-34542-4" title="Special:BookSources/978-0-253-34542-4"><bdi>978-0-253-34542-4</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=The+Genus+Barosaurus+%28Marsh%29&rft.btitle=Thunder+Lizards%3A+The+Sauropodomorph+Dinosaurs&rft.pages=%3Cspan+class%3D%22nowrap%22%3E38-%3C%2Fspan%3E77&rft.pub=Indiana+University+Press&rft.date=2005&rft.isbn=978-0-253-34542-4&rft.au=McIntosh&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABarosaurus" class="Z3988"></span></li></ul> <style data-mw-deduplicate="TemplateStyles:r1266661725">.mw-parser-output .portalbox{padding:0;margin:0.5em 0;display:table;box-sizing:border-box;max-width:175px;list-style:none}.mw-parser-output .portalborder{border:1px solid 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style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="*_Kingdom:_Animalia_*_Phylum:_Chordata_*_Class:_Sauropsida_*_Clade:_Avemetatarsalia_*_Clade:_Dinosauria368" style="font-size:114%;margin:0 4em"><span style="font-weight:normal; font-style:normal"><span style="font-size:85%;"> <ul><li>Kingdom: <a href="/wiki/Animal" title="Animal">Animalia</a></li> <li>Phylum: <a href="/wiki/Chordate" title="Chordate">Chordata</a></li> <li>Class: <a href="/wiki/Sauropsida" title="Sauropsida">Sauropsida</a></li> <li><i>Clade</i>: <a href="/wiki/Avemetatarsalia" title="Avemetatarsalia">Avemetatarsalia</a></li> <li><i>Clade</i>: <a href="/wiki/Dinosaur" title="Dinosaur">Dinosauria</a></li></ul> </span></span></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Avemetatarsalia19" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Avemetatarsalia" title="Avemetatarsalia">Avemetatarsalia</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><ul><li>see <a href="/wiki/Template:Avemetatarsalia" title="Template:Avemetatarsalia">Avemetatarsalia</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sauropodomorpha" title="Sauropodomorpha">Sauropodomorpha</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><ul><li>see below↓</li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><div id="Sauropodomorpha368" style="font-size:114%;margin:0 4em"><a href="/wiki/Sauropodomorpha" title="Sauropodomorpha">Sauropodomorpha</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Sauropodomorpha307" scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Sauropodomorpha" title="Sauropodomorpha">Sauropodomorpha</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Ahvaytum" title="Ahvaytum">Ahvaytum</a></i>?</li> <li><i><a href="/wiki/Buriolestes" title="Buriolestes">Buriolestes</a></i></li> <li><i><a href="/wiki/Eoraptor" title="Eoraptor">Eoraptor</a></i></li> <li><i><a href="/wiki/Gigantoscelus" title="Gigantoscelus">Gigantoscelus</a></i></li> <li><i><a href="/wiki/Guaibasaurus" title="Guaibasaurus">Guaibasaurus</a></i></li> <li><i><a href="/wiki/Mbiresaurus" title="Mbiresaurus">Mbiresaurus</a></i></li> <li><i><a href="/wiki/Pampadromaeus" title="Pampadromaeus">Pampadromaeus</a></i></li> <li><i><a href="/wiki/Panphagia" title="Panphagia">Panphagia</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Saturnaliidae" title="Saturnaliidae">Saturnaliidae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Buriolestes" title="Buriolestes">Buriolestes</a></i>?</li> <li><i><a href="/wiki/Eoraptor" title="Eoraptor">Eoraptor</a></i>?</li> <li><i><a href="/wiki/Chromogisaurus" title="Chromogisaurus">Chromogisaurus</a></i></li> <li><i><a href="/wiki/Nhandumirim" title="Nhandumirim">Nhandumirim</a></i></li> <li><i><a href="/wiki/Pampadromaeus" title="Pampadromaeus">Pampadromaeus</a></i>?</li> <li><i><a href="/wiki/Panphagia" title="Panphagia">Panphagia</a></i>?</li> <li><i><a href="/wiki/Saturnalia_tupiniquim" title="Saturnalia tupiniquim">Saturnalia</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Bagualosauria" class="mw-redirect" title="Bagualosauria">Bagualosauria</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Arcusaurus" title="Arcusaurus">Arcusaurus</a></i></li> <li><i><a href="/wiki/Asylosaurus" title="Asylosaurus">Asylosaurus</a></i></li> <li><i><a href="/wiki/Bagualosaurus" title="Bagualosaurus">Bagualosaurus</a></i></li> <li><i><a href="/wiki/Efraasia" title="Efraasia">Efraasia</a></i></li> <li><i><a href="/wiki/Nambalia" title="Nambalia">Nambalia</a></i></li> <li><i><a href="/wiki/Pantydraco" title="Pantydraco">Pantydraco</a></i></li> <li><i><a href="/wiki/Thecodontosaurus" title="Thecodontosaurus">Thecodontosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Unaysauridae" title="Unaysauridae">Unaysauridae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Jaklapallisaurus" title="Jaklapallisaurus">Jaklapallisaurus</a></i></li> <li><i><a href="/wiki/Macrocollum" title="Macrocollum">Macrocollum</a></i></li> <li><i><a href="/wiki/Unaysaurus" title="Unaysaurus">Unaysaurus</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Plateosauria" class="mw-redirect" title="Plateosauria">Plateosauria</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Plateosauravus" title="Plateosauravus">Plateosauravus</a></i></li> <li><i><a href="/wiki/Ruehleia" title="Ruehleia">Ruehleia</a></i></li> <li><i><a href="/wiki/Xixiposaurus" title="Xixiposaurus">Xixiposaurus</a></i></li></ul> </div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Plateosauridae" title="Plateosauridae">Plateosauridae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Euskelosaurus" title="Euskelosaurus">Euskelosaurus</a></i></li> <li><i><a href="/wiki/Gresslyosaurus" title="Gresslyosaurus">Gresslyosaurus</a></i></li> <li><i><a href="/wiki/Issi" title="Issi">Issi</a></i></li> <li><i><a href="/wiki/Pachysauriscus" title="Pachysauriscus">Pachysauriscus</a></i></li> <li><i><a href="/wiki/Plateosaurus" title="Plateosaurus">Plateosaurus</a></i></li> <li><i><a href="/wiki/Yimenosaurus" title="Yimenosaurus">Yimenosaurus</a></i></li></ul> </div></td></tr></tbody></table><div> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Massopoda" title="Massopoda">Massopoda</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Gryponyx" title="Gryponyx">Gryponyx</a></i></li> <li><i><a href="/wiki/Gyposaurus" title="Gyposaurus">Gyposaurus</a></i></li> <li><i><a href="/wiki/Ignavusaurus" title="Ignavusaurus">Ignavusaurus</a></i></li> <li><i><a href="/wiki/Kholumolumo" title="Kholumolumo">Kholumolumo</a></i></li> <li><i><a href="/wiki/Musankwa" title="Musankwa">Musankwa</a></i></li> <li><i><a href="/wiki/Sarahsaurus" title="Sarahsaurus">Sarahsaurus</a></i></li> <li><i><a href="/wiki/Tuebingosaurus" title="Tuebingosaurus">Tuebingosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Riojasauridae" title="Riojasauridae">Riojasauridae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Eucnemesaurus" title="Eucnemesaurus">Eucnemesaurus</a></i></li> <li><i><a href="/wiki/Riojasaurus" title="Riojasaurus">Riojasaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Massospondylidae" title="Massospondylidae">Massospondylidae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Adeopapposaurus" title="Adeopapposaurus">Adeopapposaurus</a></i></li> <li><i><a href="/wiki/Coloradisaurus" title="Coloradisaurus">Coloradisaurus</a></i></li> <li><i><a href="/wiki/Glacialisaurus" title="Glacialisaurus">Glacialisaurus</a></i></li> <li><i><a href="/wiki/Ignavusaurus" title="Ignavusaurus">Ignavusaurus</a></i>?</li> <li><i><a href="/wiki/Leyesaurus" title="Leyesaurus">Leyesaurus</a></i></li> <li><i><a href="/wiki/Lufengosaurus" title="Lufengosaurus">Lufengosaurus</a></i></li> <li><i><a href="/wiki/Massospondylus" title="Massospondylus">Massospondylus</a></i></li> <li><i><a href="/wiki/Ngwevu" title="Ngwevu">Ngwevu</a></i></li> <li><i><a href="/wiki/Pradhania" title="Pradhania">Pradhania</a></i></li> <li><i><a href="/wiki/Sarahsaurus" title="Sarahsaurus">Sarahsaurus</a></i></li> <li><i><a href="/wiki/Xingxiulong" title="Xingxiulong">Xingxiulong</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sauropodiformes" class="mw-redirect" title="Sauropodiformes">Sauropodiformes</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Chuxiongosaurus" title="Chuxiongosaurus">Chuxiongosaurus</a></i>?</li> <li><i><a href="/wiki/Jingshanosaurus" title="Jingshanosaurus">Jingshanosaurus</a></i></li> <li><i><a href="/wiki/Lishulong" title="Lishulong">Lishulong</a></i></li> <li><i><a href="/wiki/Qianlong_shouhu" title="Qianlong shouhu">Qianlong</a></i></li> <li><i><a href="/wiki/Seitaad" title="Seitaad">Seitaad</a></i></li> <li><i><a href="/wiki/Xingxiulong" title="Xingxiulong">Xingxiulong</a></i>?</li> <li><i><a href="/wiki/Yizhousaurus" title="Yizhousaurus">Yizhousaurus</a></i></li> <li><i><a href="/wiki/Yunnanosaurus" title="Yunnanosaurus">Yunnanosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Anchisauria" title="Anchisauria">Anchisauria</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Aardonyx" title="Aardonyx">Aardonyx</a></i></li> <li><i><a href="/wiki/Anchisaurus" title="Anchisaurus">Anchisaurus</a></i></li> <li><i><a href="/wiki/Camelotia" title="Camelotia">Camelotia</a></i></li> <li><i><a href="/wiki/Irisosaurus" title="Irisosaurus">Irisosaurus</a></i></li> <li><i><a href="/wiki/Lamplughsaura" title="Lamplughsaura">Lamplughsaura</a></i></li> <li><i><a href="/wiki/Leonerasaurus" title="Leonerasaurus">Leonerasaurus</a></i></li> <li><i><a href="/wiki/Melanorosaurus" title="Melanorosaurus">Melanorosaurus</a></i></li> <li><i><a href="/wiki/Meroktenos" title="Meroktenos">Meroktenos</a></i></li> <li><i><a href="/wiki/Mussaurus" title="Mussaurus">Mussaurus</a></i></li> <li><i><a href="/wiki/Pulanesaura" title="Pulanesaura">Pulanesaura</a></i></li> <li><i><a href="/wiki/Sefapanosaurus" title="Sefapanosaurus">Sefapanosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sauropoda" title="Sauropoda">Sauropoda</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><ul><li>see below↓</li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td><td class="noviewer navbox-image" rowspan="1" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:Buriolestes_schultzi_restoration.png" class="mw-file-description" title="Buriolestes schultzi"><img alt="Buriolestes schultzi" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d1/Buriolestes_schultzi_restoration.png/140px-Buriolestes_schultzi_restoration.png" decoding="async" width="140" height="47" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d1/Buriolestes_schultzi_restoration.png/210px-Buriolestes_schultzi_restoration.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d1/Buriolestes_schultzi_restoration.png/280px-Buriolestes_schultzi_restoration.png 2x" data-file-width="3357" data-file-height="1131" /></a></span> <p><span typeof="mw:File"><a href="/wiki/File:Pantydraco_BW.jpg" class="mw-file-description" title="Pantydraco caducus"><img alt="Pantydraco caducus" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d4/Pantydraco_BW.jpg/140px-Pantydraco_BW.jpg" decoding="async" width="140" height="64" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d4/Pantydraco_BW.jpg/210px-Pantydraco_BW.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d4/Pantydraco_BW.jpg/280px-Pantydraco_BW.jpg 2x" data-file-width="800" data-file-height="364" /></a></span> <span typeof="mw:File"><a href="/wiki/File:Massospondylus_reconstruction.png" class="mw-file-description" title="Massospondylus carinatus"><img alt="Massospondylus carinatus" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/56/Massospondylus_reconstruction.png/140px-Massospondylus_reconstruction.png" decoding="async" width="140" height="62" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/56/Massospondylus_reconstruction.png/210px-Massospondylus_reconstruction.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/56/Massospondylus_reconstruction.png/280px-Massospondylus_reconstruction.png 2x" data-file-width="1306" data-file-height="579" /></a></span> </p> <span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Jingshanosaurus_xinwaensis.png" class="mw-file-description" title="Jingshanosaurus xinwaensis"><img alt="Jingshanosaurus xinwaensis" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/Jingshanosaurus_xinwaensis.png/140px-Jingshanosaurus_xinwaensis.png" decoding="async" width="140" height="46" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/Jingshanosaurus_xinwaensis.png/210px-Jingshanosaurus_xinwaensis.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/72/Jingshanosaurus_xinwaensis.png/280px-Jingshanosaurus_xinwaensis.png 2x" data-file-width="1900" data-file-height="619" /></a></span></span></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><div id="Sauropoda368" style="font-size:114%;margin:0 4em"><a href="/wiki/Sauropoda" title="Sauropoda">Sauropoda</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Sauropoda301" scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Sauropoda" title="Sauropoda">Sauropoda</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Amygdalodon" title="Amygdalodon">Amygdalodon</a></i></li> <li><i><a href="/wiki/Blikanasaurus" title="Blikanasaurus">Blikanasaurus</a></i></li> <li><i><a href="/wiki/Chinshakiangosaurus" title="Chinshakiangosaurus">Chinshakiangosaurus</a></i></li> <li><i><a href="/wiki/Gongxianosaurus" title="Gongxianosaurus">Gongxianosaurus</a></i></li> <li><i><a href="/wiki/Isanosaurus" title="Isanosaurus">Isanosaurus</a></i></li> <li><i><a href="/wiki/Leonerasaurus" title="Leonerasaurus">Leonerasaurus</a></i>?</li> <li><i><a href="/wiki/Pulanesaura" title="Pulanesaura">Pulanesaura</a></i>?</li> <li><i><a href="/wiki/Protognathosaurus" title="Protognathosaurus">Protognathosaurus</a></i></li> <li><i><a href="/wiki/Schleitheimia" title="Schleitheimia">Schleitheimia</a></i></li> <li><i><a href="/wiki/Tuebingosaurus" title="Tuebingosaurus">Tuebingosaurus</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Lessemsauridae" title="Lessemsauridae">Lessemsauridae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Antetonitrus" title="Antetonitrus">Antetonitrus</a></i></li> <li><i><a href="/wiki/Ingentia" title="Ingentia">Ingentia</a></i></li> <li><i><a href="/wiki/Ledumahadi" title="Ledumahadi">Ledumahadi</a></i></li> <li><i><a href="/wiki/Lessemsaurus" title="Lessemsaurus">Lessemsaurus</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Gravisauria" class="mw-redirect" title="Gravisauria">Gravisauria</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Archaeodontosaurus" title="Archaeodontosaurus">Archaeodontosaurus</a></i>?</li> <li><i><a href="/wiki/Kotasaurus" title="Kotasaurus">Kotasaurus</a></i></li> <li><i><a href="/wiki/Ohmdenosaurus" title="Ohmdenosaurus">Ohmdenosaurus</a></i></li> <li><i><a href="/wiki/Rhoetosaurus" title="Rhoetosaurus">Rhoetosaurus</a></i></li> <li><i><a href="/wiki/Sanpasaurus" title="Sanpasaurus">Sanpasaurus</a></i>?</li> <li><i><a href="/wiki/Zizhongosaurus" title="Zizhongosaurus">Zizhongosaurus</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Vulcanodontidae" title="Vulcanodontidae">Vulcanodontidae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Tazoudasaurus" title="Tazoudasaurus">Tazoudasaurus</a></i></li> <li><i><a href="/wiki/Vulcanodon" title="Vulcanodon">Vulcanodon</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Eusauropoda" title="Eusauropoda">Eusauropoda</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Algoasaurus" title="Algoasaurus">Algoasaurus</a></i></li> <li><i><a href="/wiki/Asiatosaurus" title="Asiatosaurus">Asiatosaurus</a></i></li> <li><i><a href="/wiki/Bagualia" title="Bagualia">Bagualia</a></i></li> <li><i><a href="/wiki/Barapasaurus" title="Barapasaurus">Barapasaurus</a></i></li> <li><i><a href="/wiki/Bellusaurus" title="Bellusaurus">Bellusaurus</a></i></li> <li><i><a href="/wiki/Cetiosauriscus" title="Cetiosauriscus">Cetiosauriscus</a></i></li> <li><i><a href="/wiki/Dashanpusaurus" title="Dashanpusaurus">Dashanpusaurus</a></i></li> <li><i><a href="/wiki/Dystrophaeus" title="Dystrophaeus">Dystrophaeus</a></i></li> <li><i><a href="/wiki/Janenschia" title="Janenschia">Janenschia</a></i></li> <li><i><a href="/wiki/Jobaria" title="Jobaria">Jobaria</a></i></li> <li><i><a href="/wiki/Nebulasaurus" title="Nebulasaurus">Nebulasaurus</a></i></li> <li><i><a href="/wiki/Perijasaurus" title="Perijasaurus">Perijasaurus</a></i></li> <li><i><a href="/wiki/Shunosaurus" title="Shunosaurus">Shunosaurus</a></i></li> <li><i><a href="/wiki/Spinophorosaurus" title="Spinophorosaurus">Spinophorosaurus</a></i></li> <li><i><a href="/wiki/Tehuelchesaurus" title="Tehuelchesaurus">Tehuelchesaurus</a></i></li> <li><i><a href="/wiki/Volkheimeria" title="Volkheimeria">Volkheimeria</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Cetiosauridae" title="Cetiosauridae">Cetiosauridae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Cetiosaurus" title="Cetiosaurus">Cetiosaurus</a></i></li> <li><i><a href="/wiki/Chebsaurus" title="Chebsaurus">Chebsaurus</a></i></li> <li><i><a href="/wiki/Ferganasaurus" title="Ferganasaurus">Ferganasaurus</a></i>?</li> <li><i><a href="/wiki/Lapparentosaurus" title="Lapparentosaurus">Lapparentosaurus</a></i>?</li> <li><i><a href="/wiki/Patagosaurus" title="Patagosaurus">Patagosaurus</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Mamenchisauridae" title="Mamenchisauridae">Mamenchisauridae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Analong" title="Analong">Analong</a></i></li> <li><i><a href="/wiki/Anhuilong" title="Anhuilong">Anhuilong</a></i></li> <li><i><a href="/wiki/Cetiosauriscus" title="Cetiosauriscus">Cetiosauriscus</a></i>?</li> <li><i><a href="/wiki/Chuanjiesaurus" title="Chuanjiesaurus">Chuanjiesaurus</a></i></li> <li><i><a href="/wiki/Datousaurus" title="Datousaurus">Datousaurus</a></i>?</li> <li><i><a href="/wiki/Eomamenchisaurus" title="Eomamenchisaurus">Eomamenchisaurus</a></i></li> <li><i><a href="/wiki/Huangshanlong" title="Huangshanlong">Huangshanlong</a></i></li> <li><i><a href="/wiki/Hudiesaurus" title="Hudiesaurus">Hudiesaurus</a></i></li> <li><i><a href="/wiki/Jingiella" title="Jingiella">Jingiella</a></i></li> <li><i><a href="/wiki/Klamelisaurus" title="Klamelisaurus">Klamelisaurus</a></i>?</li> <li><i><a href="/wiki/Mamenchisaurus" title="Mamenchisaurus">Mamenchisaurus</a></i></li> <li><i><a href="/wiki/Omeisaurus" title="Omeisaurus">Omeisaurus</a></i></li> <li><i><a href="/wiki/Qijianglong" title="Qijianglong">Qijianglong</a></i></li> <li><i><a href="/wiki/Rhomaleopakhus" title="Rhomaleopakhus">Rhomaleopakhus</a></i></li> <li><i><a href="/wiki/Tienshanosaurus" title="Tienshanosaurus">Tienshanosaurus</a></i></li> <li><i><a href="/wiki/Tonganosaurus" title="Tonganosaurus">Tonganosaurus</a></i></li> <li><i><a href="/wiki/Wamweracaudia" title="Wamweracaudia">Wamweracaudia</a></i></li> <li><i><a href="/wiki/Xinjiangtitan" title="Xinjiangtitan">Xinjiangtitan</a></i></li> <li><i><a href="/wiki/Yuanmousaurus" title="Yuanmousaurus">Yuanmousaurus</a></i></li> <li><i><a href="/wiki/Zigongosaurus" title="Zigongosaurus">Zigongosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Turiasauria" title="Turiasauria">Turiasauria</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Amanzia" title="Amanzia">Amanzia</a></i></li> <li><i><a href="/wiki/Bellusaurus" title="Bellusaurus">Bellusaurus</a></i>?</li> <li><i><a href="/wiki/Haestasaurus" title="Haestasaurus">Haestasaurus</a></i>?</li> <li><i><a href="/wiki/Janenschia" title="Janenschia">Janenschia</a></i>?</li> <li><i><a href="/wiki/Losillasaurus" title="Losillasaurus">Losillasaurus</a></i></li> <li><i><a href="/wiki/Mierasaurus" title="Mierasaurus">Mierasaurus</a></i></li> <li><i><a href="/wiki/Moabosaurus" title="Moabosaurus">Moabosaurus</a></i></li> <li><i><a href="/wiki/Narindasaurus" title="Narindasaurus">Narindasaurus</a></i></li> <li><i><a href="/wiki/Oplosaurus" title="Oplosaurus">Oplosaurus</a></i>?</li> <li><i><a href="/wiki/Tehuelchesaurus" title="Tehuelchesaurus">Tehuelchesaurus</a></i>?</li> <li><i><a href="/wiki/Tendaguria" title="Tendaguria">Tendaguria</a></i></li> <li><i><a href="/wiki/Turiasaurus" title="Turiasaurus">Turiasaurus</a></i></li> <li><i><a href="/wiki/Zby" title="Zby">Zby</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Neosauropoda" title="Neosauropoda">Neosauropoda</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Diplodocoidea" title="Diplodocoidea">Diplodocoidea</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>(see below ↓ )</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Macronaria" title="Macronaria">Macronaria</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>(see below ↓ )</li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Dubious_sauropods17" scope="row" class="navbox-group" style="width:1%">Dubious sauropods</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Bothriospondylus" title="Bothriospondylus">Bothriospondylus</a></i></li> <li><i><a href="/wiki/Cardiodon" title="Cardiodon">Cardiodon</a></i></li> <li><i><a href="/wiki/Dinodocus" title="Dinodocus">Dinodocus</a></i></li> <li><i><a href="/wiki/Gigantosaurus" title="Gigantosaurus">Gigantosaurus</a></i></li> <li><i><a href="/wiki/Neosodon" title="Neosodon">Neosodon</a></i></li> <li><i><a href="/wiki/Qinlingosaurus" title="Qinlingosaurus">Qinlingosaurus</a></i></li> <li><i><a href="/wiki/Ultrasaurus" title="Ultrasaurus">Ultrasaurus</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td><td class="noviewer navbox-image" rowspan="1" style="width:1px;padding:0 0 0 2px"><div><span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Vulcanodon_NT.jpg" class="mw-file-description" title="Vulcanodon karibaensis"><img alt="Vulcanodon karibaensis" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d0/Vulcanodon_NT.jpg/140px-Vulcanodon_NT.jpg" decoding="async" width="140" height="52" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d0/Vulcanodon_NT.jpg/210px-Vulcanodon_NT.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d0/Vulcanodon_NT.jpg/280px-Vulcanodon_NT.jpg 2x" data-file-width="600" data-file-height="224" /></a></span></span> <p><span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Barapasaurus_DB.jpg" class="mw-file-description" title="Barapasaurus tagorei"><img alt="Barapasaurus tagorei" src="//upload.wikimedia.org/wikipedia/commons/thumb/1/13/Barapasaurus_DB.jpg/140px-Barapasaurus_DB.jpg" decoding="async" width="140" height="63" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/13/Barapasaurus_DB.jpg/210px-Barapasaurus_DB.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/13/Barapasaurus_DB.jpg/280px-Barapasaurus_DB.jpg 2x" data-file-width="1553" data-file-height="694" /></a></span></span> <span typeof="mw:File"><a href="/wiki/File:Patagosaurus.jpg" class="mw-file-description" title="Patagosaurus fariasi"><img alt="Patagosaurus fariasi" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Patagosaurus.jpg/140px-Patagosaurus.jpg" decoding="async" width="140" height="52" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Patagosaurus.jpg/210px-Patagosaurus.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Patagosaurus.jpg/280px-Patagosaurus.jpg 2x" data-file-width="2257" data-file-height="845" /></a></span> </p> <span typeof="mw:File"><a href="/wiki/File:Turiasaurus1.jpg" class="mw-file-description" title="Turiasaurus riodevnesis"><img alt="Turiasaurus riodevnesis" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Turiasaurus1.jpg/140px-Turiasaurus1.jpg" decoding="async" width="140" height="70" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Turiasaurus1.jpg/210px-Turiasaurus1.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Turiasaurus1.jpg/280px-Turiasaurus1.jpg 2x" data-file-width="2507" data-file-height="1261" /></a></span></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible uncollapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><div id="Diplodocoidea368" style="font-size:114%;margin:0 4em"><a href="/wiki/Diplodocoidea" title="Diplodocoidea">Diplodocoidea</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Diplodocoidea305" scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Diplodocoidea" title="Diplodocoidea">Diplodocoidea</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Haplocanthosaurus" title="Haplocanthosaurus">Haplocanthosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Diplodocimorpha" class="mw-redirect" title="Diplodocimorpha">Diplodocimorpha</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Rebbachisauridae" title="Rebbachisauridae">Rebbachisauridae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Agustinia" title="Agustinia">Agustinia</a></i></li> <li><i><a href="/wiki/Amazonsaurus" title="Amazonsaurus">Amazonsaurus</a></i></li> <li><i><a href="/wiki/Campananeyen" title="Campananeyen">Campananeyen</a></i></li> <li><i><a href="/wiki/Comahuesaurus" title="Comahuesaurus">Comahuesaurus</a></i></li> <li><i><a href="/wiki/Dzharatitanis" title="Dzharatitanis">Dzharatitanis</a></i>?</li> <li><i><a href="/wiki/Histriasaurus" title="Histriasaurus">Histriasaurus</a></i></li> <li><i><a href="/wiki/Lavocatisaurus" title="Lavocatisaurus">Lavocatisaurus</a></i></li> <li><i><a href="/wiki/Maraapunisaurus" title="Maraapunisaurus">Maraapunisaurus</a></i>?</li> <li><i><a href="/wiki/Nopcsaspondylus" title="Nopcsaspondylus">Nopcsaspondylus</a></i></li> <li><i><a href="/wiki/Sidersaura" title="Sidersaura">Sidersaura</a></i></li> <li><i><a href="/wiki/Xenoposeidon" title="Xenoposeidon">Xenoposeidon</a></i></li> <li><i><a href="/wiki/Zapalasaurus" title="Zapalasaurus">Zapalasaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Khebbashia" class="mw-redirect" title="Khebbashia">Khebbashia</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Limaysaurinae" class="mw-redirect" title="Limaysaurinae">Limaysaurinae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Cathartesaura" title="Cathartesaura">Cathartesaura</a></i></li> <li><i><a href="/wiki/Limaysaurus" title="Limaysaurus">Limaysaurus</a></i></li> <li><i><a href="/wiki/Rayososaurus" title="Rayososaurus">Rayososaurus</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Rebbachisaurinae" class="mw-redirect" title="Rebbachisaurinae">Rebbachisaurinae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Demandasaurus" title="Demandasaurus">Demandasaurus</a></i></li> <li><i><a href="/wiki/Itapeuasaurus" title="Itapeuasaurus">Itapeuasaurus</a></i></li> <li><i><a href="/wiki/Katepensaurus" title="Katepensaurus">Katepensaurus</a></i></li> <li><i><a href="/wiki/Nigersaurus" title="Nigersaurus">Nigersaurus</a></i></li> <li><i><a href="/wiki/Rebbachisaurus" title="Rebbachisaurus">Rebbachisaurus</a></i></li> <li><i><a href="/wiki/Tataouinea" title="Tataouinea">Tataouinea</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Flagellicaudata" class="mw-redirect" title="Flagellicaudata">Flagellicaudata</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Dicraeosauridae" title="Dicraeosauridae">Dicraeosauridae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Amargasaurus" title="Amargasaurus">Amargasaurus</a></i></li> <li><i><a href="/wiki/Amargatitanis" title="Amargatitanis">Amargatitanis</a></i></li> <li><i><a href="/wiki/Bajadasaurus" title="Bajadasaurus">Bajadasaurus</a></i></li> <li><i><a href="/wiki/Brachytrachelopan" title="Brachytrachelopan">Brachytrachelopan</a></i></li> <li><i><a href="/wiki/Dicraeosaurus" title="Dicraeosaurus">Dicraeosaurus</a></i></li> <li><i><a href="/wiki/Dyslocosaurus" title="Dyslocosaurus">Dyslocosaurus</a></i>?</li> <li><i><a href="/wiki/Kaatedocus" title="Kaatedocus">Kaatedocus</a></i></li> <li><i><a href="/wiki/Lingwulong" title="Lingwulong">Lingwulong</a></i></li> <li><i><a href="/wiki/Pilmatueia" title="Pilmatueia">Pilmatueia</a></i></li> <li><i><a href="/wiki/Smitanosaurus" title="Smitanosaurus">Smitanosaurus</a></i></li> <li><i><a href="/wiki/Suuwassea" title="Suuwassea">Suuwassea</a></i></li> <li><i><a href="/wiki/Tharosaurus" title="Tharosaurus">Tharosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Diplodocidae" title="Diplodocidae">Diplodocidae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Apatosaurinae" title="Apatosaurinae">Apatosaurinae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Amphicoelias" title="Amphicoelias">Amphicoelias</a></i>?</li> <li><i><a href="/wiki/Apatosaurus" title="Apatosaurus">Apatosaurus</a></i></li> <li><i><a href="/wiki/Atlantosaurus" title="Atlantosaurus">Atlantosaurus</a></i>?</li> <li><i><a href="/wiki/Brontosaurus" title="Brontosaurus">Brontosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Diplodocinae" title="Diplodocinae">Diplodocinae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Ardetosaurus" title="Ardetosaurus">Ardetosaurus</a></i></li> <li><i><a class="mw-selflink selflink">Barosaurus</a></i></li> <li><i><a href="/wiki/Dinheirosaurus" title="Dinheirosaurus">Dinheirosaurus</a></i></li> <li><i><a href="/wiki/Diplodocus" title="Diplodocus">Diplodocus</a></i></li> <li><i><a href="/wiki/Galeamopus" title="Galeamopus">Galeamopus</a></i></li> <li><i><a href="/wiki/Kaatedocus" title="Kaatedocus">Kaatedocus</a></i>?</li> <li><i><a href="/wiki/Leinkupal" title="Leinkupal">Leinkupal</a></i></li> <li><i><a href="/wiki/Supersaurus" title="Supersaurus">Supersaurus</a></i></li> <li><i><a href="/wiki/Tornieria" title="Tornieria">Tornieria</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td><td class="noviewer navbox-image" rowspan="1" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:Dicraeosaurus_hansemanni22.jpg" class="mw-file-description" title="Dicraeosaurus hansemanni"><img alt="Dicraeosaurus hansemanni" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/Dicraeosaurus_hansemanni22.jpg/140px-Dicraeosaurus_hansemanni22.jpg" decoding="async" width="140" height="44" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/Dicraeosaurus_hansemanni22.jpg/210px-Dicraeosaurus_hansemanni22.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/97/Dicraeosaurus_hansemanni22.jpg/280px-Dicraeosaurus_hansemanni22.jpg 2x" data-file-width="2269" data-file-height="718" /></a></span> <span typeof="mw:File"><a href="/wiki/File:Diplodocus_carnegii.jpg" class="mw-file-description" title="Diplodocus carnegii"><img alt="Diplodocus carnegii" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/Diplodocus_carnegii.jpg/140px-Diplodocus_carnegii.jpg" decoding="async" width="140" height="67" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/Diplodocus_carnegii.jpg/210px-Diplodocus_carnegii.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/08/Diplodocus_carnegii.jpg/280px-Diplodocus_carnegii.jpg 2x" data-file-width="5362" data-file-height="2578" /></a></span></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><div id="Macronaria368" style="font-size:114%;margin:0 4em"><a href="/wiki/Macronaria" title="Macronaria">Macronaria</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Macronaria302" scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Macronaria" title="Macronaria">Macronaria</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Abrosaurus" title="Abrosaurus">Abrosaurus</a></i></li> <li><i><a href="/wiki/Aragosaurus" title="Aragosaurus">Aragosaurus</a></i></li> <li><i><a href="/wiki/Bashunosaurus" title="Bashunosaurus">Bashunosaurus</a></i>?</li> <li><i><a href="/wiki/Daanosaurus" title="Daanosaurus">Daanosaurus</a></i></li> <li><i><a href="/wiki/Dashanpusaurus" title="Dashanpusaurus">Dashanpusaurus</a></i>?</li> <li><i><a href="/wiki/Europasaurus" title="Europasaurus">Europasaurus</a></i></li> <li><i><a href="/wiki/Haestasaurus" title="Haestasaurus">Haestasaurus</a></i>?</li> <li><i><a href="/wiki/Yuzhoulong" title="Yuzhoulong">Yuzhoulong</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Camarasauridae" title="Camarasauridae">Camarasauridae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Camarasaurus" title="Camarasaurus">Camarasaurus</a></i></li> <li><i><a href="/wiki/Lourinhasaurus" title="Lourinhasaurus">Lourinhasaurus</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Titanosauriformes" class="mw-redirect" title="Titanosauriformes">Titanosauriformes</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Astrodon" title="Astrodon">Astrodon</a></i></li> <li><i><a href="/wiki/Duriatitan" title="Duriatitan">Duriatitan</a></i></li> <li><i><a href="/wiki/Eucamerotus" title="Eucamerotus">Eucamerotus</a></i></li> <li><i><a href="/wiki/Fushanosaurus" title="Fushanosaurus">Fushanosaurus</a></i></li> <li><i><a href="/wiki/Fusuisaurus" title="Fusuisaurus">Fusuisaurus</a></i></li> <li><i><a href="/wiki/Ornithopsis" title="Ornithopsis">Ornithopsis</a></i></li> <li><i><a href="/wiki/Pelorosaurus" title="Pelorosaurus">Pelorosaurus</a></i></li> <li><i><a href="/wiki/Rugocaudia" title="Rugocaudia">Rugocaudia</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Brachiosauridae" title="Brachiosauridae">Brachiosauridae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Abydosaurus" title="Abydosaurus">Abydosaurus</a></i></li> <li><i><a href="/wiki/Atlasaurus" title="Atlasaurus">Atlasaurus</a></i></li> <li><i><a href="/wiki/Brachiosaurus" title="Brachiosaurus">Brachiosaurus</a></i></li> <li><i><a href="/wiki/Cedarosaurus" title="Cedarosaurus">Cedarosaurus</a></i></li> <li><i><a href="/wiki/Galvesaurus" title="Galvesaurus">Galvesaurus</a></i>?</li> <li><i><a href="/wiki/Giraffatitan" title="Giraffatitan">Giraffatitan</a></i></li> <li><i><a href="/wiki/Lusotitan" title="Lusotitan">Lusotitan</a></i></li> <li><i><a href="/wiki/Sonorasaurus" title="Sonorasaurus">Sonorasaurus</a></i></li> <li><i><a href="/wiki/Soriatitan" title="Soriatitan">Soriatitan</a></i></li> <li><i><a href="/wiki/Venenosaurus" title="Venenosaurus">Venenosaurus</a></i></li> <li><i><a href="/wiki/Vouivria" title="Vouivria">Vouivria</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Somphospondyli" title="Somphospondyli">Somphospondyli</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Angolatitan" title="Angolatitan">Angolatitan</a></i></li> <li><i><a href="/wiki/Arkharavia" title="Arkharavia">Arkharavia</a></i></li> <li><i><a href="/wiki/Astrophocaudia" title="Astrophocaudia">Astrophocaudia</a></i></li> <li><i><a href="/wiki/Austrosaurus" title="Austrosaurus">Austrosaurus</a></i></li> <li><i><a href="/wiki/Brontomerus" title="Brontomerus">Brontomerus</a></i></li> <li><i><a href="/wiki/Chubutisaurus" title="Chubutisaurus">Chubutisaurus</a></i></li> <li><i><a href="/wiki/Dongbeititan" title="Dongbeititan">Dongbeititan</a></i></li> <li><i><a href="/wiki/Europatitan" title="Europatitan">Europatitan</a></i></li> <li><i><a href="/wiki/Fukuititan" title="Fukuititan">Fukuititan</a></i></li> <li><i><a href="/wiki/Garumbatitan" title="Garumbatitan">Garumbatitan</a></i></li> <li><i><a href="/wiki/Jiangxititan" title="Jiangxititan">Jiangxititan</a></i>?</li> <li><i><a href="/wiki/Jiutaisaurus" title="Jiutaisaurus">Jiutaisaurus</a></i></li> <li><i><a href="/wiki/Liaoningotitan" title="Liaoningotitan">Liaoningotitan</a></i></li> <li><i><a href="/wiki/Ligabuesaurus" title="Ligabuesaurus">Ligabuesaurus</a></i>?</li> <li><i><a href="/wiki/Liubangosaurus" title="Liubangosaurus">Liubangosaurus</a></i></li> <li><i><a href="/wiki/Oceanotitan" title="Oceanotitan">Oceanotitan</a></i></li> <li><i><a href="/wiki/Padillasaurus" title="Padillasaurus">Padillasaurus</a></i></li> <li><i><a href="/wiki/Pukyongosaurus" title="Pukyongosaurus">Pukyongosaurus</a></i></li> <li><i><a href="/wiki/Ruixinia" title="Ruixinia">Ruixinia</a></i></li> <li><i><a href="/wiki/Sauroposeidon" title="Sauroposeidon">Sauroposeidon</a></i></li> <li><i><a href="/wiki/Sibirotitan" title="Sibirotitan">Sibirotitan</a></i></li> <li><i><a href="/wiki/Tastavinsaurus" title="Tastavinsaurus">Tastavinsaurus</a></i></li> <li><i><a href="/wiki/Triunfosaurus" title="Triunfosaurus">Triunfosaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Euhelopodidae" title="Euhelopodidae">Euhelopodidae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Australodocus" title="Australodocus">Australodocus</a></i>?</li> <li><i><a href="/wiki/Chiayusaurus" title="Chiayusaurus">Chiayusaurus</a></i>?</li> <li><i><a href="/wiki/Erketu" title="Erketu">Erketu</a></i></li> <li><i><a href="/wiki/Euhelopus" title="Euhelopus">Euhelopus</a></i></li> <li><i><a href="/wiki/Gannansaurus" title="Gannansaurus">Gannansaurus</a></i></li> <li><i><a href="/wiki/Gobititan" title="Gobititan">Gobititan</a></i></li> <li><i><a href="/wiki/Huabeisaurus" title="Huabeisaurus">Huabeisaurus</a></i></li> <li><i><a href="/wiki/Huanghetitan" title="Huanghetitan">Huanghetitan</a></i></li> <li><i><a href="/wiki/Jiangshanosaurus" title="Jiangshanosaurus">Jiangshanosaurus</a></i>?</li> <li><i><a href="/wiki/Phuwiangosaurus" title="Phuwiangosaurus">Phuwiangosaurus</a></i></li> <li><i><a href="/wiki/Qiaowanlong" title="Qiaowanlong">Qiaowanlong</a></i></li> <li><i><a href="/wiki/Silutitan" title="Silutitan">Silutitan</a></i></li> <li><i><a href="/wiki/Tambatitanis" title="Tambatitanis">Tambatitanis</a></i></li> <li><i><a href="/wiki/Tangvayosaurus" title="Tangvayosaurus">Tangvayosaurus</a></i></li> <li><i><a href="/wiki/Yongjinglong" title="Yongjinglong">Yongjinglong</a></i></li> <li><i><a href="/wiki/Yunmenglong" title="Yunmenglong">Yunmenglong</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Diamantinasauria" title="Diamantinasauria">Diamantinasauria</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Australotitan" title="Australotitan">Australotitan</a></i></li> <li><i><a href="/wiki/Diamantinasaurus" title="Diamantinasaurus">Diamantinasaurus</a></i></li> <li><i><a href="/wiki/Sarmientosaurus" title="Sarmientosaurus">Sarmientosaurus</a></i></li> <li><i><a href="/wiki/Savannasaurus" title="Savannasaurus">Savannasaurus</a></i></li> <li><i><a href="/wiki/Wintonotitan" title="Wintonotitan">Wintonotitan</a></i>?</li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Titanosauria" title="Titanosauria">Titanosauria</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><ul><li>see below↓</li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td><td class="noviewer navbox-image" rowspan="1" style="width:1px;padding:0 0 0 2px"><div><span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Pelorosaurus2.jpg" class="mw-file-description" title="Pelorosaurus brevis"><img alt="Pelorosaurus brevis" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/27/Pelorosaurus2.jpg/140px-Pelorosaurus2.jpg" decoding="async" width="140" height="88" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/27/Pelorosaurus2.jpg/210px-Pelorosaurus2.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/27/Pelorosaurus2.jpg/280px-Pelorosaurus2.jpg 2x" data-file-width="5904" data-file-height="3712" /></a></span></span> <p><span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Sauroposeidon_proteles.jpg" class="mw-file-description" title="Sauroposeidon proteles"><img alt="Sauroposeidon proteles" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Sauroposeidon_proteles.jpg/140px-Sauroposeidon_proteles.jpg" decoding="async" width="140" height="90" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Sauroposeidon_proteles.jpg/210px-Sauroposeidon_proteles.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Sauroposeidon_proteles.jpg/280px-Sauroposeidon_proteles.jpg 2x" data-file-width="3088" data-file-height="1976" /></a></span></span> </p> <span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Wintonotitan.png" class="mw-file-description" title="Wintonotitan wattsi"><img alt="Wintonotitan wattsi" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e0/Wintonotitan.png/140px-Wintonotitan.png" decoding="async" width="140" height="43" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e0/Wintonotitan.png/210px-Wintonotitan.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e0/Wintonotitan.png/280px-Wintonotitan.png 2x" data-file-width="2773" data-file-height="861" /></a></span></span></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><div id="Titanosauria368" style="font-size:114%;margin:0 4em"><a href="/wiki/Titanosauria" title="Titanosauria">Titanosauria</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Titanosauria304" scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Titanosauria" title="Titanosauria">Titanosauria</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Abdarainurus" title="Abdarainurus">Abdarainurus</a></i></li> <li><i><a href="/wiki/Aegyptosaurus" title="Aegyptosaurus">Aegyptosaurus</a></i>?</li> <li><i><a href="/wiki/Andesaurus" title="Andesaurus">Andesaurus</a></i></li> <li><i><a href="/wiki/Angolatitan" title="Angolatitan">Angolatitan</a></i>?</li> <li><i><a href="/wiki/Arackar" title="Arackar">Arackar</a></i></li> <li><i><a href="/wiki/Argyrosaurus" title="Argyrosaurus">Argyrosaurus</a></i></li> <li><i><a href="/wiki/Atacamatitan" title="Atacamatitan">Atacamatitan</a></i></li> <li><i><a href="/wiki/Austroposeidon" title="Austroposeidon">Austroposeidon</a></i></li> <li><i><a href="/wiki/Baotianmansaurus" title="Baotianmansaurus">Baotianmansaurus</a></i></li> <li><i><a href="/wiki/Barrosasaurus" title="Barrosasaurus">Barrosasaurus</a></i></li> <li><i><a href="/wiki/Baurutitan" title="Baurutitan">Baurutitan</a></i>?</li> <li><i><a href="/wiki/Bonatitan" title="Bonatitan">Bonatitan</a></i>?</li> <li><i><a href="/wiki/Borealosaurus" title="Borealosaurus">Borealosaurus</a></i></li> <li><i><a href="/wiki/Brasilotitan" title="Brasilotitan">Brasilotitan</a></i></li> <li><i><a href="/wiki/Choconsaurus" title="Choconsaurus">Choconsaurus</a></i></li> <li><i><a href="/wiki/Daxiatitan" title="Daxiatitan">Daxiatitan</a></i></li> <li><i><a href="/wiki/Dongyangosaurus" title="Dongyangosaurus">Dongyangosaurus</a></i></li> <li><i><a href="/wiki/Dreadnoughtus" title="Dreadnoughtus">Dreadnoughtus</a></i>?</li> <li><i><a href="/wiki/Elaltitan" title="Elaltitan">Elaltitan</a></i></li> <li><i><a href="/wiki/Epachthosaurus" title="Epachthosaurus">Epachthosaurus</a></i>?</li> <li><i><a href="/wiki/Gandititan" title="Gandititan">Gandititan</a></i></li> <li><i><a href="/wiki/Hamititan" title="Hamititan">Hamititan</a></i></li> <li><i><a href="/wiki/Huabeisaurus" title="Huabeisaurus">Huabeisaurus</a></i></li> <li><i><a href="/wiki/Jiangshanosaurus" title="Jiangshanosaurus">Jiangshanosaurus</a></i>?</li> <li><i><a href="/wiki/Kaijutitan" title="Kaijutitan">Kaijutitan</a></i></li> <li><i><a href="/wiki/Karongasaurus" title="Karongasaurus">Karongasaurus</a></i></li> <li><i><a href="/wiki/Laplatasaurus" title="Laplatasaurus">Laplatasaurus</a></i></li> <li><i><a href="/wiki/Ligabuesaurus" title="Ligabuesaurus">Ligabuesaurus</a></i>?</li> <li><i><a href="/wiki/Magyarosaurus" title="Magyarosaurus">Magyarosaurus</a></i></li> <li><i><a href="/wiki/Malarguesaurus" title="Malarguesaurus">Malarguesaurus</a></i>?</li> <li><i><a href="/wiki/Malawisaurus" title="Malawisaurus">Malawisaurus</a></i></li> <li><i><a href="/wiki/Mnyamawamtuka" title="Mnyamawamtuka">Mnyamawamtuka</a></i></li> <li><i><a href="/wiki/Narambuenatitan" title="Narambuenatitan">Narambuenatitan</a></i></li> <li><i><a href="/wiki/Ninjatitan" title="Ninjatitan">Ninjatitan</a></i></li> <li><i><a href="/wiki/Normanniasaurus" title="Normanniasaurus">Normanniasaurus</a></i></li> <li><i><a href="/wiki/Nullotitan" title="Nullotitan">Nullotitan</a></i></li> <li><i><a href="/wiki/Pellegrinisaurus" title="Pellegrinisaurus">Pellegrinisaurus</a></i>?</li> <li><i><a href="/wiki/Petrobrasaurus" title="Petrobrasaurus">Petrobrasaurus</a></i></li> <li><i><a href="/wiki/Pitekunsaurus" title="Pitekunsaurus">Pitekunsaurus</a></i></li> <li><i><a href="/wiki/Rapetosaurus" title="Rapetosaurus">Rapetosaurus</a></i></li> <li><i><a href="/wiki/Rukwatitan" title="Rukwatitan">Rukwatitan</a></i></li> <li><i><a href="/wiki/Ruyangosaurus" title="Ruyangosaurus">Ruyangosaurus</a></i></li> <li><i><a href="/wiki/Tastavinsaurus" title="Tastavinsaurus">Tastavinsaurus</a></i>?</li> <li><i><a href="/wiki/Tengrisaurus" title="Tengrisaurus">Tengrisaurus</a></i>?</li> <li><i><a href="/wiki/Tiamat_valdecii" title="Tiamat valdecii">Tiamat</a></i></li> <li><i><a href="/wiki/Traukutitan" title="Traukutitan">Traukutitan</a></i></li> <li><i><a href="/wiki/Trigonosaurus" title="Trigonosaurus">Trigonosaurus</a></i></li> <li><i><a href="/wiki/Sonidosaurus" title="Sonidosaurus">Sonidosaurus</a></i></li> <li><i><a href="/wiki/Uberabatitan" title="Uberabatitan">Uberabatitan</a></i></li> <li><i><a href="/wiki/Volgatitan" title="Volgatitan">Volgatitan</a></i></li> <li><i><a href="/wiki/Xianshanosaurus" title="Xianshanosaurus">Xianshanosaurus</a></i></li> <li><b><a href="/wiki/Diamantinasauria" title="Diamantinasauria">Diamantinasauria</a></b>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Lirainosaurinae" title="Lirainosaurinae">Lirainosaurinae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Ampelosaurus" title="Ampelosaurus">Ampelosaurus</a></i></li> <li><i><a href="/wiki/Atsinganosaurus" title="Atsinganosaurus">Atsinganosaurus</a></i></li> <li><i><a href="/wiki/Garrigatitan" title="Garrigatitan">Garrigatitan</a></i></li> <li><i><a href="/wiki/Lirainosaurus" title="Lirainosaurus">Lirainosaurus</a></i></li> <li><i><a href="/wiki/Lohuecotitan" title="Lohuecotitan">Lohuecotitan</a></i></li> <li><i><a href="/wiki/Mansourasaurus" title="Mansourasaurus">Mansourasaurus</a></i></li> <li><i><a href="/wiki/Paludititan" title="Paludititan">Paludititan</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="position:absolute;-webkit-transform:translate(-50%,-50%) rotate(270deg);-moz-transform:translate(-50%,-50%) rotate(270deg);-ms-transform:translate(-50%,-50%) rotate(270deg);-o-transform:translate(-50%,-50%) rotate(270deg);transform:translate(-50%,-50%) rotate(270deg);"><a href="/wiki/Eutitanosauria" title="Eutitanosauria">Eutitanosauria</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Inawentu" title="Inawentu">Inawentu</a></i></li> <li><i><a href="/wiki/Menucocelsior" title="Menucocelsior">Menucocelsior</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Colossosauria" title="Colossosauria">Colossosauria</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Antarctosaurus" title="Antarctosaurus">Antarctosaurus</a></i></li> <li><i><a href="/wiki/Baalsaurus" title="Baalsaurus">Baalsaurus</a></i></li> <li><i><a href="/wiki/Bonitasaura" title="Bonitasaura">Bonitasaura</a></i></li> <li><i><a href="/wiki/Chucarosaurus" title="Chucarosaurus">Chucarosaurus</a></i></li> <li><i><a href="/wiki/Epachthosaurus" title="Epachthosaurus">Epachthosaurus</a></i>?</li> <li><i><a href="/wiki/Jainosaurus" title="Jainosaurus">Jainosaurus</a></i></li> <li><i><a href="/wiki/Quetecsaurus" title="Quetecsaurus">Quetecsaurus</a></i></li> <li><i><a href="/wiki/Tengrisaurus" title="Tengrisaurus">Tengrisaurus</a></i>?</li> <li><i><a href="/wiki/Vahiny" title="Vahiny">Vahiny</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Rinconsauria" title="Rinconsauria">Rinconsauria</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Adamantisaurus" title="Adamantisaurus">Adamantisaurus</a></i></li> <li><i><a href="/wiki/Maxakalisaurus" title="Maxakalisaurus">Maxakalisaurus</a></i>?</li> <li><i><a href="/wiki/Muyelensaurus" title="Muyelensaurus">Muyelensaurus</a></i></li> <li><i><a href="/wiki/Overosaurus" title="Overosaurus">Overosaurus</a></i></li> <li><i><a href="/wiki/Panamericansaurus" title="Panamericansaurus">Panamericansaurus</a></i></li> <li><i><a href="/wiki/Rinconsaurus" title="Rinconsaurus">Rinconsaurus</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Aeolosaurini" title="Aeolosaurini">Aeolosaurini</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Aeolosaurus" title="Aeolosaurus">Aeolosaurus</a></i></li> <li><i><a href="/wiki/Arrudatitan" title="Arrudatitan">Arrudatitan</a></i></li> <li><i><a href="/wiki/Bravasaurus" title="Bravasaurus">Bravasaurus</a></i></li> <li><i><a href="/wiki/Caieiria" title="Caieiria">Caieiria</a></i></li> <li><i><a href="/wiki/Gondwanatitan" title="Gondwanatitan">Gondwanatitan</a></i></li> <li><i><a href="/wiki/Punatitan" title="Punatitan">Punatitan</a></i></li> <li><i><a href="/wiki/Shingopana" title="Shingopana">Shingopana</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Lognkosauria" title="Lognkosauria">Lognkosauria</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Argentinosaurus" title="Argentinosaurus">Argentinosaurus</a></i></li> <li><i><a href="/wiki/Drusilasaura" title="Drusilasaura">Drusilasaura</a></i></li> <li><i><a href="/wiki/Dzharatitanis" title="Dzharatitanis">Dzharatitanis</a></i>?</li> <li><i><a href="/wiki/Futalognkosaurus" title="Futalognkosaurus">Futalognkosaurus</a></i></li> <li><i><a href="/wiki/Jiangxititan" title="Jiangxititan">Jiangxititan</a></i>?</li> <li><i><a href="/wiki/Mendozasaurus" title="Mendozasaurus">Mendozasaurus</a></i></li> <li><i><a href="/wiki/Notocolossus" title="Notocolossus">Notocolossus</a></i></li> <li><i><a href="/wiki/Patagotitan" title="Patagotitan">Patagotitan</a></i></li> <li><i><a href="/wiki/Puertasaurus" title="Puertasaurus">Puertasaurus</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Saltasauroidea" title="Saltasauroidea">Saltasauroidea</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Bustingorrytitan" title="Bustingorrytitan">Bustingorrytitan</a></i></li> <li><i><a href="/wiki/Titanomachya" title="Titanomachya">Titanomachya</a></i></li> <li><i><a href="/wiki/Udelartitan" title="Udelartitan">Udelartitan</a></i></li></ul> </div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nemegtosauridae" title="Nemegtosauridae">Nemegtosauridae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Nemegtosaurus" title="Nemegtosaurus">Nemegtosaurus</a></i></li> <li><i><a href="/wiki/Quaesitosaurus" title="Quaesitosaurus">Quaesitosaurus</a></i>?</li> <li><i><a href="/wiki/Tapuiasaurus" title="Tapuiasaurus">Tapuiasaurus</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Saltasauridae" title="Saltasauridae">Saltasauridae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Igai" title="Igai">Igai</a></i></li> <li><i><a href="/wiki/Isisaurus" title="Isisaurus">Isisaurus</a></i>?</li> <li><i><a href="/wiki/Qingxiusaurus" title="Qingxiusaurus">Qingxiusaurus</a></i></li> <li><i><a href="/wiki/Quaesitosaurus" title="Quaesitosaurus">Quaesitosaurus</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Opisthocoelicaudiinae" title="Opisthocoelicaudiinae">Opisthocoelicaudiinae</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Abditosaurus" title="Abditosaurus">Abditosaurus</a></i>?</li> <li><i><a href="/wiki/Alamosaurus" title="Alamosaurus">Alamosaurus</a></i></li> <li><i><a href="/wiki/Baurutitan" title="Baurutitan">Baurutitan</a></i>?</li> <li><i><a href="/wiki/Dreadnoughtus" title="Dreadnoughtus">Dreadnoughtus</a></i>?</li> <li><i><a href="/wiki/Opisthocoelicaudia" title="Opisthocoelicaudia">Opisthocoelicaudia</a></i></li> <li><i><a href="/wiki/Pellegrinisaurus" title="Pellegrinisaurus">Pellegrinisaurus</a></i>?</li> <li><i><a href="/wiki/Qunkasaura" title="Qunkasaura">Qunkasaura</a></i></li> <li><i><a href="/wiki/Zhuchengtitan" title="Zhuchengtitan">Zhuchengtitan</a></i>?</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Saltasaurinae" title="Saltasaurinae">Saltasaurinae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Abditosaurus" title="Abditosaurus">Abditosaurus</a></i>?</li> <li><i><a href="/wiki/Bonatitan" title="Bonatitan">Bonatitan</a></i>?</li> <li><i><a href="/wiki/Ibirania" title="Ibirania">Ibirania</a></i></li> <li><i><a href="/wiki/Maxakalisaurus" title="Maxakalisaurus">Maxakalisaurus</a></i>?</li> <li><i><a href="/wiki/Neuquensaurus" title="Neuquensaurus">Neuquensaurus</a></i></li> <li><i><a href="/wiki/Paralititan" title="Paralititan">Paralititan</a></i></li> <li><i><a href="/wiki/Rocasaurus" title="Rocasaurus">Rocasaurus</a></i></li> <li><i><a href="/wiki/Saltasaurus" title="Saltasaurus">Saltasaurus</a></i></li> <li><i><a href="/wiki/Yamanasaurus" title="Yamanasaurus">Yamanasaurus</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Dubious_titanosaurs19" scope="row" class="navbox-group" style="width:1%">Dubious titanosaurs</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Bruhathkayosaurus" title="Bruhathkayosaurus">Bruhathkayosaurus</a></i>?</li> <li><i><a href="/wiki/Campylodoniscus" title="Campylodoniscus">Campylodoniscus</a></i></li> <li><i><a href="/wiki/Clasmodosaurus" title="Clasmodosaurus">Clasmodosaurus</a></i></li> <li><i><a href="/wiki/Hypselosaurus" title="Hypselosaurus">Hypselosaurus</a></i></li> <li><i><a href="/wiki/Iuticosaurus" title="Iuticosaurus">Iuticosaurus</a></i></li> <li><i><a href="/wiki/Loricosaurus" title="Loricosaurus">Loricosaurus</a></i></li> <li><i><a href="/wiki/Macrurosaurus" title="Macrurosaurus">Macrurosaurus</a></i>?</li> <li><i><a href="/wiki/Microcoelus" title="Microcoelus">Microcoelus</a></i></li> <li><i><a href="/wiki/Mongolosaurus" title="Mongolosaurus">Mongolosaurus</a></i>?</li> <li><i><a href="/wiki/Titanosaurus" title="Titanosaurus">Titanosaurus</a></i></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td><td class="noviewer navbox-image" rowspan="1" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:Andesaurus_LM.png" class="mw-file-description" title="Andesaurus delgadoi"><img alt="Andesaurus delgadoi" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/42/Andesaurus_LM.png/140px-Andesaurus_LM.png" decoding="async" width="140" height="73" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/42/Andesaurus_LM.png/210px-Andesaurus_LM.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/42/Andesaurus_LM.png/280px-Andesaurus_LM.png 2x" data-file-width="3215" data-file-height="1674" /></a></span> <p><span typeof="mw:File"><a href="/wiki/File:AmpelosaurusDB.jpg" class="mw-file-description" title="Ampelosaurus atacis"><img alt="Ampelosaurus atacis" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/AmpelosaurusDB.jpg/140px-AmpelosaurusDB.jpg" decoding="async" width="140" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/AmpelosaurusDB.jpg/210px-AmpelosaurusDB.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f2/AmpelosaurusDB.jpg/280px-AmpelosaurusDB.jpg 2x" data-file-width="1182" data-file-height="380" /></a></span> <span typeof="mw:File"><a href="/wiki/File:Futalognkosaurus_BW.jpg" class="mw-file-description" title="Futalognkosaurus dukei"><img alt="Futalognkosaurus dukei" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Futalognkosaurus_BW.jpg/140px-Futalognkosaurus_BW.jpg" decoding="async" width="140" height="80" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Futalognkosaurus_BW.jpg/210px-Futalognkosaurus_BW.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/28/Futalognkosaurus_BW.jpg/280px-Futalognkosaurus_BW.jpg 2x" data-file-width="1280" data-file-height="734" /></a></span> </p> <span typeof="mw:File"><a href="/wiki/File:Saltasaurus_dinosaur.png" class="mw-file-description" title="Saltasaurus loricatus"><img alt="Saltasaurus loricatus" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/da/Saltasaurus_dinosaur.png/140px-Saltasaurus_dinosaur.png" decoding="async" width="140" height="79" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/da/Saltasaurus_dinosaur.png/210px-Saltasaurus_dinosaur.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/da/Saltasaurus_dinosaur.png/280px-Saltasaurus_dinosaur.png 2x" data-file-width="1920" data-file-height="1080" /></a></span></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Topics_in_sauropodomorph_research368" style="font-size:114%;margin:0 4em">Topics in sauropodomorph research</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sauropod_neck_posture" title="Sauropod neck posture">Sauropod neck posture</a></li> <li><a href="/wiki/Sauropod_hiatus" title="Sauropod hiatus">Sauropod hiatus</a></li> <li><a href="/wiki/List_of_sauropod_species" title="List of sauropod species">List of sauropod species</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Taxon_identifiers1012" style="padding:3px"><table class="nowraplinks hlist 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class="extiw" title="wikispecies:Barosaurus">Barosaurus</a></span></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Encyclopedia_of_Life" title="Encyclopedia of Life">EoL</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://eol.org/pages/47459351">47459351</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Global_Biodiversity_Information_Facility" title="Global Biodiversity Information Facility">GBIF</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://www.gbif.org/species/4822564">4822564</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Open_Tree_of_Life" title="Open Tree of Life">Open Tree of Life</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://tree.opentreeoflife.org/taxonomy/browse?id=4946902">4946902</a></span></span></li> <li><span style="white-space:nowrap;"><a href="/wiki/Paleobiology_Database" title="Paleobiology Database">Paleobiology Database</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=38666">38666</a></span></span></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=0" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Barosaurus&oldid=1263077565">https://en.wikipedia.org/w/index.php?title=Barosaurus&oldid=1263077565</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Diplodocids" title="Category:Diplodocids">Diplodocids</a></li><li><a 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