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Available in 10 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-10" 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">10 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%B3%D9%88%D9%8A%D8%B7%D8%AD%D9%8A%D8%A7%D8%AA" title="سويطحيات – Arabic" lang="ar" hreflang="ar" data-title="سويطحيات" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Planulozoa" title="Planulozoa – Bosnian" lang="bs" hreflang="bs" data-title="Planulozoa" data-language-autonym="Bosanski" data-language-local-name="Bosnian" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Planulozous" title="Planulozous – Catalan" lang="ca" hreflang="ca" data-title="Planulozous" 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/Planulozoa" title="Planulozoa – Czech" lang="cs" hreflang="cs" data-title="Planulozoa" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Planulozoa" title="Planulozoa – Spanish" lang="es" hreflang="es" data-title="Planulozoa" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Planulozoa" title="Planulozoa – French" lang="fr" hreflang="fr" data-title="Planulozoa" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Planulozoa" title="Planulozoa – Indonesian" lang="id" hreflang="id" data-title="Planulozoa" 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-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Planulozoa" title="Planulozoa – Malay" lang="ms" hreflang="ms" data-title="Planulozoa" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Planulozoa" title="Planulozoa – Portuguese" lang="pt" hreflang="pt" data-title="Planulozoa" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E6%B5%AE%E6%B5%AA%E5%B9%BC%E8%9F%B2%E6%A8%A3%E5%8B%95%E7%89%A9" title="浮浪幼蟲樣動物 – Chinese" lang="zh" hreflang="zh" data-title="浮浪幼蟲樣動物" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a 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<th colspan="2" style="color:inherit; text-align: center; background-color: rgb(235,235,210)">Planulozoa<br /><div style="font-size: 85%;">Temporal range: <span class="noprint"><span style="display:inline-block;"></span><span style="display:inline-block;">Ediacaran–Recent</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:18.073846153846px;"><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:55.710769230769px; width:14.08px;"><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:69.790769230769px; width:8.3261538461539px;"><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:78.116923076923px; width:20.409230769231px;"><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:98.526153846154px; width:20.307692307692px;"><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:19.089230769231px;"><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:170.92307692308px; width:26.738461538462px;"><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:14.543692307692px;"><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:212.20523076923px; width:6.9215384615385px;"><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; height:8px; left:5.0769230769231px; width:214.92307692308px; background-color:#360; opacity:0.42;"></div> <div style="position:absolute; height:8px; left:5.0769230769231px; width:214.92307692308px; background-color:#360; opacity:1;"></div> <div style="position:absolute; height:6px; top:1px; left:6.0769230769231px; width:212.92307692308px; background-color:#6c3;"></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:Animalia_diversity.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Animalia_diversity.jpg/220px-Animalia_diversity.jpg" decoding="async" width="220" height="303" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Animalia_diversity.jpg/330px-Animalia_diversity.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Animalia_diversity.jpg/440px-Animalia_diversity.jpg 2x" data-file-width="800" data-file-height="1100" /></a></span> </td></tr> <tr> <td colspan="2" style="text-align: center; font-size: 88%">Diversity of planulozoans </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> </th></tr> <tr> <td>Kingdom: </td> <td><div style="display:inline" class="kingdom"><a href="/wiki/Animalia" class="mw-redirect" title="Animalia">Animalia</a></div> </td></tr> <tr> <td>Subkingdom: </td> <td><div style="display:inline" class="subkingdom"><a href="/wiki/Eumetazoa" title="Eumetazoa">Eumetazoa</a></div> </td></tr> <tr> <td>(unranked): </td> <td><div style="display:inline" class="(unranked)"><a href="/wiki/ParaHoxozoa" title="ParaHoxozoa">ParaHoxozoa</a></div> </td></tr> <tr> <td>(unranked): </td> <td><div style="display:inline" class="(unranked)"><b>Planulozoa</b></div><br /><div style="font-size: 85%;">Wallberg et al., 2004</div> </td></tr> <tr> <th colspan="2" style="color:inherit; text-align: center; background-color: rgb(235,235,210)"><a href="/wiki/Phylum" title="Phylum">Phyla</a> </th></tr> <tr> <td colspan="2" style="text-align: left"> <ul><li><a href="/wiki/Cnidaria" title="Cnidaria">Cnidaria</a></li></ul> <p><b><a href="/wiki/Bilateria" title="Bilateria">Bilateria</a></b>/<b><a href="/wiki/Triploblasts" class="mw-redirect" title="Triploblasts">Triploblasts</a></b> <b>(unranked)</b>? </p> <ul><li><a href="/wiki/Proarticulata" title="Proarticulata">Proarticulata</a> †</li> <li><a href="/wiki/Xenacoelomorpha" title="Xenacoelomorpha">Xenacoelomorpha</a></li> <li><i><a href="/wiki/Kimberella" title="Kimberella">Kimberella</a></i>†</li> <li><i><a href="/wiki/Tullimonstrum" title="Tullimonstrum">Tullimonstrum</a></i>†</li> <li><a href="/wiki/Saccorhytida" title="Saccorhytida">Saccorhytida</a> †<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></li> <li><b><a href="/wiki/Nephrozoa" title="Nephrozoa">Nephrozoa</a></b> <b>(unranked)</b> <ul><li><b>Superphylum <a href="/wiki/Deuterostomia" class="mw-redirect" title="Deuterostomia">Deuterostomia</a></b> <ul><li><a href="/wiki/Chordata" class="mw-redirect" title="Chordata">Chordata</a></li> <li>"<a href="/wiki/Ambulacraria" title="Ambulacraria">Ambulacraria</a>" <ul><li><a href="/wiki/Hemichordata" class="mw-redirect" title="Hemichordata">Hemichordata</a></li> <li><a href="/wiki/Echinoderm" title="Echinoderm">Echinodermata</a></li> <li><a href="/wiki/Cambroernida" class="mw-redirect" title="Cambroernida">Cambroernida</a>†</li></ul></li> <li><a href="/wiki/Vetulicolia" title="Vetulicolia">Vetulicolia</a>†</li></ul></li> <li><b><a href="/wiki/Protostomia" class="mw-redirect" title="Protostomia">Protostomia</a> (unranked)</b> <ul><li><b>Superphylum <a href="/wiki/Ecdysozoa" title="Ecdysozoa">Ecdysozoa</a></b></li> <li><b><a href="/wiki/Spiralia" title="Spiralia">Spiralia</a></b> (unranked)</li></ul></li></ul></li> <li><a href="/wiki/Placozoa" title="Placozoa">Placozoa</a>?</li></ul> </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><b>Planulozoa</b> is a <a href="/wiki/Clade" title="Clade">clade</a> of <a href="/wiki/Animal" title="Animal">animals</a> that includes the <a href="/wiki/Superphyla" class="mw-redirect" title="Superphyla">superphyla</a> <a href="/wiki/Cnidaria" title="Cnidaria">Cnidaria</a> (<a href="/wiki/Jellyfish" title="Jellyfish">jellyfish</a>, <a href="/wiki/Hydrozoan" class="mw-redirect" title="Hydrozoan">hydrozoans</a>, <a href="/wiki/Sea_anemone" title="Sea anemone">sea anemones</a>, <a href="/wiki/Coral" title="Coral">corals</a>, etc.) and the <a href="/wiki/Bilateria" title="Bilateria">Bilateria</a> (all complex animals with <a href="/wiki/Bilateral_symmetry" class="mw-redirect" title="Bilateral symmetry">bilateral symmetry</a>, including <a href="/wiki/Arthropod" title="Arthropod">arthropods</a>, <a href="/wiki/Mollusc" class="mw-redirect" title="Mollusc">molluscs</a>, <a href="/wiki/Vertebrate" title="Vertebrate">vertebrates</a>, etc.).<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Wallberg_3-0" class="reference"><a href="#cite_note-Wallberg-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> The designation Planulozoa may be considered a synonym to <a href="/wiki/ParaHoxozoa" title="ParaHoxozoa">ParaHoxozoa</a>, which also contains <a href="/wiki/Placozoa" title="Placozoa">Placozoa</a>. Within Planulozoa, the Placozoa may be a sister of Cnidaria to the exclusion of Bilateria.<sup id="cite_ref-Aleshin2002_4-0" class="reference"><a href="#cite_note-Aleshin2002-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><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><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> The clade excludes <a href="/wiki/Basal_animals" class="mw-redirect" title="Basal animals">basal animals</a> such as the <a href="/wiki/Ctenophora" title="Ctenophora">Ctenophora</a> (comb jellies),<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><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-Wallberg_3-1" class="reference"><a href="#cite_note-Wallberg-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/Porifera" class="mw-redirect" title="Porifera">Porifera</a> (sponges).<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-sponge_11-0" class="reference"><a href="#cite_note-sponge-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> Although this clade was sometimes used to specify a clade of Cnidaria and Bilateria to the exclusion of Placozoa (against the original intention of its proposal), this is no longer favoured due to recent data indicating a sister group relationship between Cnidaria and Placozoa,<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> another study still supports Placozoa as sister to Cnidaria+Bilateria.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> </p><p>The <a href="/wiki/Phylogenetic_tree" title="Phylogenetic tree">phylogenetic tree</a> indicates approximately how many millions of years ago (<em>mya</em>) the lineages split. Here, Planulozoa is shown sans Placozoa.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> </p><p>Planulozoa are associated with the emergence of the Zoc and ZF-NC gene domains.<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> </p><p><br /> </p> <div class="clade"><style data-mw-deduplicate="TemplateStyles:r1258728058">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}.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-leafR{border:0;padding:0;text-align:right}.mw-parser-output table.clade td.clade-leaf.reverse{text-align:right}.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:80%; line-height:80%"> <tbody><tr> <td class="clade-label first"><a href="/wiki/Choanozoa" title="Choanozoa">Choanozoa</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Choanoflagellate" title="Choanoflagellate">Choanoflagellata</a> <span typeof="mw:File"><a href="/wiki/File:Desmarella_moniliformis.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Desmarella_moniliformis.jpg/60px-Desmarella_moniliformis.jpg" decoding="async" width="60" height="44" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Desmarella_moniliformis.jpg/90px-Desmarella_moniliformis.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Desmarella_moniliformis.jpg/120px-Desmarella_moniliformis.jpg 2x" data-file-width="2672" data-file-height="1979" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"><a href="/wiki/Animal" title="Animal">Animalia</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Porifera" class="mw-redirect" title="Porifera">Porifera</a> <span typeof="mw:File"><a href="/wiki/File:Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg/60px-Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg" decoding="async" width="60" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg/90px-Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg/120px-Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg 2x" data-file-width="3000" data-file-height="2250" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"><a href="/wiki/Eumetazoa" title="Eumetazoa">Eumetazoa</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Ctenophora" title="Ctenophora">Ctenophora</a> <span typeof="mw:File"><a href="/wiki/File:Comb_jelly.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a8/Comb_jelly.jpg/60px-Comb_jelly.jpg" decoding="async" width="60" height="82" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a8/Comb_jelly.jpg/90px-Comb_jelly.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a8/Comb_jelly.jpg/120px-Comb_jelly.jpg 2x" data-file-width="1588" data-file-height="2177" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"><a href="/wiki/ParaHoxozoa" title="ParaHoxozoa">ParaHoxozoa</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Placozoa" title="Placozoa">Placozoa</a> <span typeof="mw:File"><a href="/wiki/File:Trichoplax_adhaerens_photograph.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Trichoplax_adhaerens_photograph.png/60px-Trichoplax_adhaerens_photograph.png" decoding="async" width="60" height="51" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Trichoplax_adhaerens_photograph.png/90px-Trichoplax_adhaerens_photograph.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/38/Trichoplax_adhaerens_photograph.png/120px-Trichoplax_adhaerens_photograph.png 2x" data-file-width="1307" data-file-height="1118" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"><b>Planulozoa</b> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Cnidaria" title="Cnidaria">Cnidaria</a> <span typeof="mw:File"><a href="/wiki/File:Cauliflour_Jellyfish,_Cephea_cephea_at_Marsa_Shouna,_Red_Sea,_Egypt_SCUBA.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/88/Cauliflour_Jellyfish%2C_Cephea_cephea_at_Marsa_Shouna%2C_Red_Sea%2C_Egypt_SCUBA.jpg/60px-Cauliflour_Jellyfish%2C_Cephea_cephea_at_Marsa_Shouna%2C_Red_Sea%2C_Egypt_SCUBA.jpg" decoding="async" width="60" height="79" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/88/Cauliflour_Jellyfish%2C_Cephea_cephea_at_Marsa_Shouna%2C_Red_Sea%2C_Egypt_SCUBA.jpg/90px-Cauliflour_Jellyfish%2C_Cephea_cephea_at_Marsa_Shouna%2C_Red_Sea%2C_Egypt_SCUBA.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/88/Cauliflour_Jellyfish%2C_Cephea_cephea_at_Marsa_Shouna%2C_Red_Sea%2C_Egypt_SCUBA.jpg/120px-Cauliflour_Jellyfish%2C_Cephea_cephea_at_Marsa_Shouna%2C_Red_Sea%2C_Egypt_SCUBA.jpg 2x" data-file-width="587" data-file-height="768" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"><a href="/wiki/Bilateria" title="Bilateria">Bilateria</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Xenacoelomorpha" title="Xenacoelomorpha">Xenacoelomorpha</a> <span typeof="mw:File"><a href="/wiki/File:Proporus_sp.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c1/Proporus_sp.png/60px-Proporus_sp.png" decoding="async" width="60" height="34" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c1/Proporus_sp.png/90px-Proporus_sp.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c1/Proporus_sp.png/120px-Proporus_sp.png 2x" data-file-width="1428" data-file-height="812" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"><a href="/wiki/Nephrozoa" title="Nephrozoa">Nephrozoa</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"><a href="/wiki/Deuterostomia" class="mw-redirect" title="Deuterostomia">Deuterostomia</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Ambulacraria" title="Ambulacraria">Ambulacraria</a> <span typeof="mw:File"><a href="/wiki/File:Portugal_20140812-DSC01434_(21371237591).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/db/Portugal_20140812-DSC01434_%2821371237591%29.jpg/60px-Portugal_20140812-DSC01434_%2821371237591%29.jpg" decoding="async" width="60" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/db/Portugal_20140812-DSC01434_%2821371237591%29.jpg/90px-Portugal_20140812-DSC01434_%2821371237591%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/db/Portugal_20140812-DSC01434_%2821371237591%29.jpg/120px-Portugal_20140812-DSC01434_%2821371237591%29.jpg 2x" data-file-width="5472" data-file-height="3648" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Chordata" class="mw-redirect" title="Chordata">Chordata</a> <span typeof="mw:File"><a href="/wiki/File:Common_carp_(white_background).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Common_carp_%28white_background%29.jpg/60px-Common_carp_%28white_background%29.jpg" decoding="async" width="60" height="26" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Common_carp_%28white_background%29.jpg/90px-Common_carp_%28white_background%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Common_carp_%28white_background%29.jpg/120px-Common_carp_%28white_background%29.jpg 2x" data-file-width="879" data-file-height="379" /></a></span> </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"><a href="/wiki/Protostomia" class="mw-redirect" title="Protostomia">Protostomia</a> </td> <td rowspan="2" class="clade-leaf"> <div><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1258728058"> <table class="clade"> <tbody><tr> <td class="clade-label first"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Ecdysozoa" title="Ecdysozoa">Ecdysozoa</a> <span typeof="mw:File"><a href="/wiki/File:Long_nosed_weevil_edit.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Long_nosed_weevil_edit.jpg/60px-Long_nosed_weevil_edit.jpg" decoding="async" width="60" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Long_nosed_weevil_edit.jpg/90px-Long_nosed_weevil_edit.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Long_nosed_weevil_edit.jpg/120px-Long_nosed_weevil_edit.jpg 2x" data-file-width="1600" data-file-height="1067" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf"> <p><a href="/wiki/Spiralia" title="Spiralia">Spiralia</a> <span typeof="mw:File"><a href="/wiki/File:Grapevinesnail_01.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/69/Grapevinesnail_01.jpg/60px-Grapevinesnail_01.jpg" decoding="async" width="60" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/69/Grapevinesnail_01.jpg/90px-Grapevinesnail_01.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/69/Grapevinesnail_01.jpg/120px-Grapevinesnail_01.jpg 2x" data-file-width="1024" data-file-height="604" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last">610 mya </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last">650 mya </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last">Triploblasts </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last">680 mya </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">Diploblasts </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last">760 mya </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last">950 mya </td></tr></tbody></table></div> <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=Planulozoa&action=edit&section=1" 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-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</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 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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="CITEREFLiuCarlisleZhangYang2022" class="citation journal cs1">Liu, Yunhuan; Carlisle, Emily; Zhang, Huaqiao; Yang, Ben; Steiner, Michael; Shao, Tiequan; Duan, Baichuan; Marone, Federica; Xiao, Shuhai; Donoghue, Philip C. 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Cotton, James A.; Gehling, James G.; Pisani, Davide (27 April 2008). <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2614224">"The Ediacaran emergence of bilaterians: congruence between the genetic and the geological fossil records"</a>. <i>Philosophical Transactions of the Royal Society of London B: Biological Sciences</i>. <b>363</b> (1496): 1435–1443. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1098%2Frstb.2007.2233">10.1098/rstb.2007.2233</a>. <a href="/wiki/PMC_(identifier)" class="mw-redirect" title="PMC (identifier)">PMC</a> <span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2614224">2614224</a></span>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/18192191">18192191</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Philosophical+Transactions+of+the+Royal+Society+of+London+B%3A+Biological+Sciences&rft.atitle=The+Ediacaran+emergence+of+bilaterians%3A+congruence+between+the+genetic+and+the+geological+fossil+records&rft.volume=363&rft.issue=1496&rft.pages=1435-1443&rft.date=2008-04-27&rft_id=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fpmc%2Farticles%2FPMC2614224%23id-name%3DPMC&rft_id=info%3Apmid%2F18192191&rft_id=info%3Adoi%2F10.1098%2Frstb.2007.2233&rft.aulast=Peterson&rft.aufirst=Kevin+J.&rft.au=Cotton%2C+James+A.&rft.au=Gehling%2C+James+G.&rft.au=Pisani%2C+Davide&rft_id=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fpmc%2Farticles%2FPMC2614224&rfr_id=info%3Asid%2Fen.wikipedia.org%3APlanulozoa" class="Z3988"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLaura_Wegener_ParfreyDaniel_J_G_LahrAndrew_H_KnollLaura_A_Katz2011" class="citation journal cs1"><a href="/wiki/Laura_Wegener_Parfrey" title="Laura Wegener Parfrey">Laura Wegener Parfrey</a>; 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Knoll">Andrew H Knoll</a>; <a href="/wiki/Laura_A._Katz" title="Laura A. Katz">Laura A Katz</a> (16 August 2011). <a rel="nofollow" class="external text" href="https://www.pnas.org/content/pnas/108/33/13624.full.pdf">"Estimating the timing of early eukaryotic diversification with multigene molecular clocks"</a> <span class="cs1-format">(PDF)</span>. <i><a href="/wiki/Proceedings_of_the_National_Academy_of_Sciences_of_the_United_States_of_America" title="Proceedings of the National Academy of Sciences of the United States of America">Proceedings of the National Academy of Sciences of the United States of America</a></i>. <b>108</b> (33): 13624–9. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2011PNAS..10813624P">2011PNAS..10813624P</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1073%2FPNAS.1110633108">10.1073/PNAS.1110633108</a>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0027-8424">0027-8424</a>. <a href="/wiki/PMC_(identifier)" class="mw-redirect" title="PMC (identifier)">PMC</a> <span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3158185">3158185</a></span>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/21810989">21810989</a>. <a href="/wiki/WDQ_(identifier)" class="mw-redirect" title="WDQ (identifier)">Wikidata</a> <a href="https://www.wikidata.org/wiki/Q24614721" class="extiw" title="d:Q24614721">Q24614721</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Proceedings+of+the+National+Academy+of+Sciences+of+the+United+States+of+America&rft.atitle=Estimating+the+timing+of+early+eukaryotic+diversification+with+multigene+molecular+clocks&rft.volume=108&rft.issue=33&rft.pages=13624-9&rft.date=2011-08-16&rft_id=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fpmc%2Farticles%2FPMC3158185%23id-name%3DPMC&rft_id=info%3Abibcode%2F2011PNAS..10813624P&rft_id=info%3Apmid%2F21810989&rft_id=info%3Adoi%2F10.1073%2FPNAS.1110633108&rft.issn=0027-8424&rft.au=Laura+Wegener+Parfrey&rft.au=Daniel+J+G+Lahr&rft.au=Andrew+H+Knoll&rft.au=Laura+A+Katz&rft_id=https%3A%2F%2Fwww.pnas.org%2Fcontent%2Fpnas%2F108%2F33%2F13624.full.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3APlanulozoa" class="Z3988"></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-17">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://fossilcalibrations.org/">"Raising the Standard in Fossil Calibration"</a>. <i>Fossil Calibration Database</i><span class="reference-accessdate">. Retrieved <span class="nowrap">3 March</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Fossil+Calibration+Database&rft.atitle=Raising+the+Standard+in+Fossil+Calibration&rft_id=http%3A%2F%2Ffossilcalibrations.org%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3APlanulozoa" class="Z3988"></span></span> </li> <li id="cite_note-18"><span class="mw-cite-backlink"><b><a href="#cite_ref-18">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLayden2018" class="citation cs2">Layden, Michael J. (2018), "Cnidarian Zic Genes", <i>Zic family</i>, Advances in Experimental Medicine and Biology, vol. 1046, Springer, Singapore, pp. 27–39, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1007%2F978-981-10-7311-3_2">10.1007/978-981-10-7311-3_2</a>, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9789811073106" title="Special:BookSources/9789811073106"><bdi>9789811073106</bdi></a>, <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/29442315">29442315</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Cnidarian+Zic+Genes&rft.btitle=Zic+family&rft.series=Advances+in+Experimental+Medicine+and+Biology&rft.pages=27-39&rft.pub=Springer%2C+Singapore&rft.date=2018&rft_id=info%3Apmid%2F29442315&rft_id=info%3Adoi%2F10.1007%2F978-981-10-7311-3_2&rft.isbn=9789811073106&rft.aulast=Layden&rft.aufirst=Michael+J.&rfr_id=info%3Asid%2Fen.wikipedia.org%3APlanulozoa" class="Z3988"></span></span> </li> </ol></div></div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist 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title="Template:Archaea classification">Archaea</a></dd> <dd><a href="/wiki/Template:Bacteria_classification" title="Template:Bacteria classification">Bacteria</a></dd> <dd><a href="/wiki/Template:Eukaryota" title="Template:Eukaryota">Eukaryota</a></dd> <dt><span class="nobold">(major groups</span></dt> <dd><a href="/wiki/Template:Excavata" title="Template:Excavata">Excavata</a></dd> <dd><a href="/wiki/Diaphoretickes" title="Diaphoretickes">Diaphoretickes</a> <dl><dd><a href="/wiki/Template:Hacrobia" title="Template:Hacrobia">Hacrobia</a> <dl><dd><a href="/wiki/Template:Cryptista" title="Template:Cryptista">Cryptista</a></dd></dl></dd> <dd><a href="/wiki/Template:Rhizaria" title="Template:Rhizaria">Rhizaria</a></dd> <dd><a href="/wiki/Template:Alveolata" title="Template:Alveolata">Alveolata</a></dd> <dd><a href="/wiki/Template:Stramenopile" title="Template:Stramenopile">Stramenopiles</a></dd> <dd><a href="/wiki/Template:Plant_classification" title="Template:Plant classification">Plants</a></dd></dl></dd> <dd><a href="/wiki/Amorphea" title="Amorphea">Amorphea</a> <dl><dd><a href="/wiki/Template:Amoebozoa" title="Template:Amoebozoa">Amoebozoa</a></dd> <dd><a href="/wiki/Template:Opisthokont_protists" title="Template:Opisthokont protists">Opisthokonta</a> <dl><dd><a href="/wiki/Template:Animalia" title="Template:Animalia">Animals</a></dd> <dd><a href="/wiki/Template:Fungi_classification" title="Template:Fungi classification">Fungi</a></dd> <dd><a href="/wiki/Template:Mesomycetozoea" title="Template:Mesomycetozoea">Mesomycetozoea</a>)</dd></dl></dd></dl></dd></dl> </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="Animalia" scope="row" class="navbox-group" style="background:rgb(245,245,232);width:1%;background:rgb(235,235,210)"><span style="margin: -25px; display: inline-block; -webkit-transform: rotate(270deg); -moz-transform: rotate(270deg); -ms-transform: rotate(270deg); -o-transform: rotate(270deg); transform: rotate(270deg);"><a href="/wiki/Animal" title="Animal">Animalia</a></span></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><a href="/wiki/Sponge" title="Sponge"><b>Porifera (sponges)</b></a></li> <li><a href="/wiki/Ctenophora" title="Ctenophora">Ctenophora (comb jellies)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/ParaHoxozoa" title="ParaHoxozoa">ParaHoxozoa</a><br />(<a class="mw-selflink selflink">Planulozoa</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><a href="/wiki/Placozoa" title="Placozoa">Placozoa (<i>Trichoplax</i> and relatives)</a></li> <li><a href="/wiki/Cnidaria" title="Cnidaria"><b>Cnidaria (jellyfish and relatives)</b></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Bilateria" title="Bilateria">Bilateria</a> (Triploblasts)</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></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow" colspan="2" style="background:rgb(245,245,232)"><div> <dl><dt><span class="nobold">The <a href="/wiki/Phylogenetic_tree" title="Phylogenetic tree">phylogeny</a> of the animal root <a href="/wiki/Animal#Internal_phylogeny" title="Animal">is disputed</a>; see also</span></dt> <dd><a href="/wiki/Eumetazoa" title="Eumetazoa">Eumetazoa</a></dd> <dd><a href="/wiki/Benthozoa" title="Benthozoa">Benthozoa</a></dd></dl> </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="2" style="background:rgb(235,235,210)"><div id="Bilateria" style="font-size:114%;margin:0 4em"><a href="/wiki/Bilateria" title="Bilateria">Bilateria</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="Bilateria" scope="row" class="navbox-group" style="background:rgb(245,245,232);width:1%;background:rgb(235,235,210)"><span style="margin: -24px; display: inline-block; -webkit-transform: rotate(270deg); -moz-transform: rotate(270deg); -ms-transform: rotate(270deg); -o-transform: rotate(270deg); transform: rotate(270deg);"><a href="/wiki/Bilateria" title="Bilateria">Bilateria</a></span></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><a href="/wiki/Xenacoelomorpha" title="Xenacoelomorpha">Xenacoelomorpha (acoels and relatives)</a></li> <li><b><a href="/wiki/Chordate" title="Chordate">Chordata (chordates)</a></b></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Ambulacraria" title="Ambulacraria">Ambulacraria</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><a href="/wiki/Echinoderm" title="Echinoderm"><b>Echinodermata (starfish and relatives)</b></a></li> <li><a href="/wiki/Hemichordate" title="Hemichordate">Hemichordata (acorn worms and relatives)</a></li></ul> </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="Protostomia" scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><span style="margin: -35px; display: inline-block; -webkit-transform: rotate(270deg); -moz-transform: rotate(270deg); -ms-transform: rotate(270deg); -o-transform: rotate(270deg); transform: rotate(270deg);"><a href="/wiki/Protostome" title="Protostome">Protostomia</a></span></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%;background:rgb(235,235,210)"><span style="margin: -30px; display: inline-block; -webkit-transform: rotate(270deg); -moz-transform: rotate(270deg); -ms-transform: rotate(270deg); -o-transform: rotate(270deg); transform: rotate(270deg);"><a href="/wiki/Ecdysozoa" title="Ecdysozoa">Ecdysozoa</a></span></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><th id="Scalidophora" scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Scalidophora" title="Scalidophora">Scalidophora</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><a href="/wiki/Kinorhyncha" title="Kinorhyncha">Kinorhyncha (mud dragons)</a></li> <li><a href="/wiki/Priapulida" title="Priapulida">Priapulida (penis worms)</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)">N+L+P</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 id="Nematoida" scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Nematoida" title="Nematoida">Nematoida</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><a href="/wiki/Nematode" title="Nematode"><b>Nematoda (roundworms)</b></a></li> <li><a href="/wiki/Nematomorpha" title="Nematomorpha">Nematomorpha (horsehair worms)</a></li></ul> </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="L+P" scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)">L+P</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><a href="/wiki/Loricifera" title="Loricifera">Loricifera (corset animals)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Panarthropoda" title="Panarthropoda">Panarthropoda</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><a href="/wiki/Onychophora" title="Onychophora">Onychophora (velvet worms)</a></li> <li><a href="/wiki/Arthropod" title="Arthropod"><b>Arthropoda (arthropods)</b></a></li> <li><a href="/wiki/Tardigrade" title="Tardigrade"><b>Tardigrada (waterbears)</b></a></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><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><span style="margin: -20px; display: inline-block; -webkit-transform: rotate(270deg); -moz-transform: rotate(270deg); -ms-transform: rotate(270deg); -o-transform: rotate(270deg); transform: rotate(270deg);"><a href="/wiki/Spiralia" title="Spiralia">Spiralia</a></span></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><th id="Gnathifera" scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Gnathifera_(Spiralia)" title="Gnathifera (Spiralia)">Gnathifera</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><a href="/wiki/Chaetognatha" title="Chaetognatha">Chaetognatha (arrow worms)</a></li> <li><a href="/wiki/Gnathostomulid" title="Gnathostomulid">Gnathostomulida (jaw worms)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)">M+S</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Limnognathia" title="Limnognathia">Micrognathozoa <i>(Limnognathia)</i></a></li> <li><a href="/wiki/Syndermata" title="Syndermata">Syndermata</a> <ul><li><b><a href="/wiki/Rotifer" title="Rotifer">Rotifera (wheel animals)</a></b></li> <li><b><a href="/wiki/Acanthocephala" title="Acanthocephala">Acanthocephala (thorny-headed worms)</a></b></li></ul></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%;background:rgb(235,235,210)"><span style="margin: -41px; display: inline-block; -webkit-transform: rotate(270deg); -moz-transform: rotate(270deg); -ms-transform: rotate(270deg); -o-transform: rotate(270deg); transform: rotate(270deg);"><a href="/wiki/Platytrochozoa" title="Platytrochozoa">Platytrochozoa</a></span></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><th id="R+M" scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)">R+M</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%;background:rgb(235,235,210)"><a href="/wiki/Rouphozoa" class="mw-redirect" title="Rouphozoa">Rouphozoa</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><a href="/wiki/Flatworm" title="Flatworm"><b>Platyhelminthes (flatworms)</b></a></li> <li><a href="/wiki/Gastrotrich" title="Gastrotrich">Gastrotricha (hairybacks)</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Mesozoa" title="Mesozoa">Mesozoa</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><a href="/wiki/Orthonectida" title="Orthonectida">Orthonectida</a></li> <li><a href="/wiki/Dicyemida" title="Dicyemida">Dicyemida or Rhombozoa</a></li> <li><a href="/wiki/Salinella" title="Salinella">Monoblastozoa (<i>Salinella</i>)</a>†</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%;background:rgb(235,235,210)"><span style="margin: -44px; display: inline-block; -webkit-transform: rotate(270deg); -moz-transform: rotate(270deg); -ms-transform: rotate(270deg); -o-transform: rotate(270deg); transform: rotate(270deg);"><a href="/wiki/Lophotrochozoa" title="Lophotrochozoa">Lophotrochozoa</a></span></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><a href="/wiki/Symbion" title="Symbion">Cycliophora (<i>Symbion</i>)</a></li> <li><a href="/wiki/Annelid" title="Annelid"><b>Annelida (segmented worms)</b></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)">M+K</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><a href="/wiki/Mollusca" title="Mollusca"><b>Mollusca (molluscs)</b></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Kryptotrochozoa" title="Kryptotrochozoa">Kryptotrochozoa</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><a href="/wiki/Nemertea" title="Nemertea"><b>Nemertea (ribbon worms)</b></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Lophophorata" title="Lophophorata">Lophophorata</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%;background:rgb(235,235,210)"><a href="/wiki/Bryozoa" title="Bryozoa">Bryozoa s.l.</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><a href="/wiki/Entoprocta" title="Entoprocta">Entoprocta or Kamptozoa</a></li> <li><a href="/wiki/Bryozoa" title="Bryozoa"><b>Ectoprocta (moss animals)</b></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:rgb(235,235,210)"><a href="/wiki/Brachiozoa" title="Brachiozoa">Brachiozoa</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><a href="/wiki/Brachiopod" title="Brachiopod">Brachiopoda (lamp shells)</a></li> <li><a href="/wiki/Phoronid" title="Phoronid">Phoronida (horseshoe worms)</a></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></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow" colspan="2" style="background:rgb(245,245,232)"><div> <dl><dt><span class="nobold">The <a href="/wiki/Phylogenetic_tree" title="Phylogenetic tree">phylogeny</a> of Bilateria <a href="/wiki/Bilateria#Phylogeny" title="Bilateria">is disputed</a>; see also</span></dt> <dd><a href="/wiki/Nephrozoa" title="Nephrozoa">Nephrozoa</a></dd> <dd><a href="/wiki/Deuterostome" title="Deuterostome">Deuterostomia</a></dd> <dd><a href="/wiki/Xenambulacraria" title="Xenambulacraria">Xenambulacraria</a></dd> <dd><a href="/wiki/Centroneuralia" title="Centroneuralia">Centroneuralia</a></dd></dl> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"><hr /></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="Major_groupswithin_phyla" scope="row" class="navbox-group" style="width:1%;background-color: #f0f0f0;">Major groups<br />within phyla</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b><a href="/wiki/Sponge" title="Sponge">Sponges</a></b> <ul><li><a href="/wiki/Demosponge" title="Demosponge">Demosponges</a></li> <li><a href="/wiki/Hexactinellid" title="Hexactinellid">Glass sponges</a></li> <li><a href="/wiki/Calcareous_sponge" title="Calcareous sponge">Calcareous sponges</a></li></ul></li> <li><b><a href="/wiki/Cnidaria" title="Cnidaria">Cnidarians</a></b> <ul><li><a href="/wiki/Anthozoa" title="Anthozoa">Anthozoans inc. corals</a></li> <li><a href="/wiki/Medusozoa" title="Medusozoa">Medusozoans inc. jellyfish</a></li> <li><a href="/wiki/Myxozoa" title="Myxozoa">Myxozoans</a></li></ul></li> <li><b><a href="/wiki/Chordate" title="Chordate">Chordates</a></b> <ul><li><a href="/wiki/Cephalochordate" class="mw-redirect" title="Cephalochordate">Lancelets</a></li> <li><a href="/wiki/Tunicate" title="Tunicate">Tunicates</a></li> <li><a href="/wiki/Vertebrate" title="Vertebrate">Vertebrates</a></li></ul></li> <li><b><a href="/wiki/Echinoderm" title="Echinoderm">Echinoderms</a></b> <ul><li><a href="/wiki/Crinozoa" title="Crinozoa">Sea lilies</a></li> <li><a href="/wiki/Asterozoa" title="Asterozoa">Asterozoans inc. starfish</a></li> <li><a href="/wiki/Echinozoa" title="Echinozoa">Echinozoans inc. sea urchins</a></li></ul></li> <li><b><a href="/wiki/Hemichordate" title="Hemichordate">Hemichordates</a></b> <ul><li><a href="/wiki/Acorn_worm" title="Acorn worm">Acorn worms</a></li> <li><a href="/wiki/Pterobranchia" title="Pterobranchia">Pterobranchs</a></li></ul></li> <li><b><a href="/wiki/Nematode" title="Nematode">Nematodes</a></b> <ul><li><a href="/wiki/Chromadorea" title="Chromadorea">Chromadorea</a></li> <li><a href="/wiki/Enoplea" title="Enoplea">Enoplea</a></li> <li><a href="/wiki/Secernentea" title="Secernentea">Secernentea</a></li></ul></li> <li><b><a href="/wiki/Arthropod" title="Arthropod">Arthropods</a></b> <ul><li><a href="/wiki/Chelicerata" title="Chelicerata">Chelicerates inc. arachnids</a></li> <li><a href="/wiki/Myriapoda" title="Myriapoda">Myriapods</a></li> <li><a href="/wiki/Crustacean" title="Crustacean">Crustaceans</a></li> <li><a href="/wiki/Hexapoda" title="Hexapoda">Hexapods inc. insects</a></li></ul></li> <li><b><a href="/wiki/Flatworm" title="Flatworm">Platyhelminths</a></b> <ul><li><a href="/wiki/Turbellaria" title="Turbellaria">Turbellaria</a></li> <li><a href="/wiki/Trematoda" title="Trematoda">Trematoda</a></li> <li><a href="/wiki/Monogenea" title="Monogenea">Monogenea</a></li> <li><a href="/wiki/Cestoda" title="Cestoda">Cestoda</a></li></ul></li> <li><b><a href="/wiki/Bryozoa" title="Bryozoa">Ectoproctans</a></b> <ul><li><a href="/wiki/Phylactolaemata" title="Phylactolaemata">Phylactolaemata</a></li> <li><a href="/wiki/Stenolaemata" title="Stenolaemata">Stenolaemata</a></li> <li><a href="/wiki/Gymnolaemata" title="Gymnolaemata">Gymnolaemata</a></li></ul></li> <li><b><a href="/wiki/Annelid" title="Annelid">Annelids</a></b> <ul><li><a href="/wiki/Polychaete" title="Polychaete">Polychaetes</a></li> <li><a href="/wiki/Clitellata" title="Clitellata">Clitellata</a></li> <li><a href="/wiki/Sipuncula" title="Sipuncula">Sipuncula</a></li></ul></li> <li><b><a href="/wiki/Mollusca" title="Mollusca">Molluscs</a></b> <ul><li><a href="/wiki/Gastropoda" title="Gastropoda">Gastropods</a></li> <li><a href="/wiki/Cephalopod" title="Cephalopod">Cephalopods</a></li> <li><a href="/wiki/Bivalvia" title="Bivalvia">Bivalves</a></li> <li><a href="/wiki/Chiton" title="Chiton">Chitons</a></li> <li><a href="/wiki/Tusk_shell" title="Tusk shell">Tusk shells</a></li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow" colspan="2" style="background:rgb(235,235,210)"><div> <dl><dd>Phyla with ≥1000 extant species <b>bolded</b></dd> <dd>Potentially <a href="/wiki/Dubious_species" class="mw-redirect" title="Dubious species">dubious phyla</a> †</dd></dl> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" 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