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class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Clade of arthropods</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)">Deuteropoda </th></tr> <tr> <td colspan="2" style="text-align: center"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:20210310_Kylinxia_zhangi.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/20210310_Kylinxia_zhangi.png/220px-20210310_Kylinxia_zhangi.png" decoding="async" width="220" height="105" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/20210310_Kylinxia_zhangi.png/330px-20210310_Kylinxia_zhangi.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/20210310_Kylinxia_zhangi.png/440px-20210310_Kylinxia_zhangi.png 2x" data-file-width="2100" data-file-height="1000" /></a></span> </td></tr> <tr> <td colspan="2" style="text-align: center; font-size: 88%">Life restoration of <i><a href="/wiki/Kylinxia_zhangi" class="mw-redirect" title="Kylinxia zhangi">Kylinxia zhangi</a></i>, a basal deuteropod </td></tr> <tr> <td colspan="2" style="text-align: center"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Surusicaris_reconstruction.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Surusicaris_reconstruction.png/220px-Surusicaris_reconstruction.png" decoding="async" width="220" height="172" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Surusicaris_reconstruction.png/330px-Surusicaris_reconstruction.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/09/Surusicaris_reconstruction.png/440px-Surusicaris_reconstruction.png 2x" data-file-width="1600" data-file-height="1250" /></a></span> </td></tr> <tr> <td colspan="2" style="text-align: center; font-size: 88%">Life restoration of <i><a href="/wiki/Surusicaris" title="Surusicaris">Surusicaris</a></i>, a likely basal deuteropod </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/Deuteropoda" 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/Arthropod" title="Arthropod">Arthropoda</a> </td></tr> <tr> <td>(unranked): </td> <td><a class="mw-selflink selflink">Deuteropoda</a><br /><small>Ortega-Hernández 2016<sup id="cite_ref-Ortega-Hernández_1-0" class="reference"><a href="#cite_note-Ortega-Hernández-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></small> </td></tr> <tr> <th colspan="2" style="color:inherit; text-align: center; background-color: rgb(235,235,210)">Subphyla and classes </th></tr> <tr> <td colspan="2" style="text-align: left"> <ul><li>†<i><a href="/wiki/Erratus" title="Erratus">Erratus</a></i></li> <li>†<i><a href="/wiki/Cucumericrus" title="Cucumericrus">Cucumericrus</a></i>? <sup id="cite_ref-McCall2023_2-0" class="reference"><a href="#cite_note-McCall2023-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></li> <li>†<i><a href="/wiki/Kylinxia" title="Kylinxia">Kylinxia</a></i></li> <li>†<i><a href="/wiki/Fengzhengia" title="Fengzhengia">Fengzhengia</a></i></li> <li>†<i><a href="/wiki/Kiisortoqia" title="Kiisortoqia">Kiisortoqia</a></i></li> <li>†<i><a href="/wiki/Bushizheia" title="Bushizheia">Bushizheia</a></i></li> <li>†<a href="/wiki/Megacheira" title="Megacheira">Megacheira</a></li> <li>†<a href="/wiki/Isoxyida" title="Isoxyida">Isoxyida</a></li> <li>†<a href="/wiki/Artiopoda" title="Artiopoda">Artiopoda</a></li> <li>†<a href="/wiki/Fuxianhuiida" title="Fuxianhuiida">Fuxianhuiida</a></li> <li><a href="/wiki/Chelicerata" title="Chelicerata">Chelicerata</a></li> <li><a href="/wiki/Mandibulata" title="Mandibulata">Mandibulata</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>Deuteropoda</b> is a proposed <a href="/wiki/Clade" title="Clade">clade</a> of <a href="/wiki/Arthropoda" class="mw-redirect" title="Arthropoda">arthropods</a> whose members are distinguished from more <a href="/wiki/Basal_(phylogenetics)" title="Basal (phylogenetics)">basal</a> <a href="/wiki/Stem-group" class="mw-redirect" title="Stem-group">stem-group</a> arthropods like <a href="/wiki/Radiodonta" title="Radiodonta">radiodonts</a> by an anatomical reorganization of the head region, namely the appearance of a differentiated first appendage pair (the '<a href="/wiki/Deutocerebrum" class="mw-redirect" title="Deutocerebrum">deutocerebral</a>' pair), a multisegmented head, a <a href="/wiki/Hypostome_(trilobite)" title="Hypostome (trilobite)">hypostome</a>/<a href="/wiki/Labrum_(arthropod_mouthpart)" title="Labrum (arthropod mouthpart)">labrum</a> complex, and by bearing pairs of segmented <a href="/wiki/Biramous" class="mw-redirect" title="Biramous">biramous</a> limbs.<sup id="cite_ref-Ortega-Hernández_1-1" class="reference"><a href="#cite_note-Ortega-Hernández-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>The clade contains all living <a href="/wiki/Arthropoda" class="mw-redirect" title="Arthropoda">arthropods</a> (i.e. <a href="/wiki/Chelicerata" title="Chelicerata">chelicerates</a> and <a href="/wiki/Mandibulata" title="Mandibulata">mandibulates</a>) as well as several fossil groups that share these characteristics (e.g. <a href="/wiki/Fuxianhuiida" title="Fuxianhuiida">Fuxianhuiida</a>, <a href="/wiki/Megacheira" title="Megacheira">Megacheira</a>, <a href="/wiki/Isoxyida" title="Isoxyida">Isoxyida</a>, and <a href="/wiki/Artiopoda" title="Artiopoda">Artiopoda</a>), while excluding other fossil groups that are more 'basal' or 'primitive' (e.g. radiodonts, <a href="/wiki/Opabiniidae" title="Opabiniidae">opabiniids</a> and <a href="/wiki/Lobopodia" title="Lobopodia">lobopodians</a>).<sup id="cite_ref-Ortega-Hernández_1-2" class="reference"><a href="#cite_note-Ortega-Hernández-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-GrahamBudd2021_3-0" class="reference"><a href="#cite_note-GrahamBudd2021-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> Members of Deuteropoda that are <a href="/wiki/Basal_(phylogenetics)" title="Basal (phylogenetics)">basal</a> to the last common ancestor of chelicerates and mandibulates (and thus lie outside the <a href="/wiki/Crown_group" title="Crown group">crown group</a> of Arthropoda) are often referred to as <b>"upper stem group arthropods"</b>.<sup id="cite_ref-Ortega-Hernández_1-3" class="reference"><a href="#cite_note-Ortega-Hernández-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Defining_characteristics">Defining characteristics</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Deuteropoda&action=edit&section=1" title="Edit section: Defining characteristics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Members of <b>Deuteropoda</b> are characterized by the presence of a differentiated <a href="/wiki/Labrum_(arthropod_mouthpart)" title="Labrum (arthropod mouthpart)">labrum</a> and a differentiated first '<a href="/wiki/Deutocerebrum" class="mw-redirect" title="Deutocerebrum">deutocerebral</a>' pair of appendages.<sup id="cite_ref-Ortega-Hernández_1-4" class="reference"><a href="#cite_note-Ortega-Hernández-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> In contrast, lobopodians (part of the "lower stem group") and <a href="/wiki/Onychophora" title="Onychophora">onychophorans</a> have a pair of pre-ocular or '<a href="/wiki/Protocerebrum" class="mw-redirect" title="Protocerebrum">protocerebral</a>' appendages, which presumably have evolved to be the <a href="/wiki/Labrum_(arthropod_mouthpart)" title="Labrum (arthropod mouthpart)">labrum</a> of modern living arthropods.<sup id="cite_ref-GrahamBudd2021_3-1" class="reference"><a href="#cite_note-GrahamBudd2021-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Phylogeny">Phylogeny</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Deuteropoda&action=edit&section=2" title="Edit section: Phylogeny"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The cladogram below is a possible <a href="/wiki/Panarthropoda" title="Panarthropoda">panarthropod</a> phylogeny, taking into account the differentiation between "lower stem group arthropods" and "upper stem group arthropods", based on cladograms found in Zeng et al. 2020 and O'Flynn at al. 2022.<sup id="cite_ref-ZengH2020_4-0" class="reference"><a href="#cite_note-ZengH2020-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-OFlynn2022_5-0" class="reference"><a href="#cite_note-OFlynn2022-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> (living groups are marked in bold). Not all parts of this cladogram are widely accepted, as some studies have found Isoxyida, Megacheira, Fuxianhuiida, and/or Artiopoda to lie outside of crown group Arthropoda,<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-:0_7-0" class="reference"><a href="#cite_note-:0-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> while some other studies have found a closer relationship to Chelicerata than to Mandibulata for Artiopoda.<sup id="cite_ref-:0_7-1" class="reference"><a href="#cite_note-:0-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <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:95%;"> <tbody><tr> <td class="clade-label first"><a href="/wiki/Panarthropoda" title="Panarthropoda">Panarthropoda</a> </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><b><a href="/wiki/Onychophora" title="Onychophora">Onychophora</a></b> <span typeof="mw:File"><a href="/wiki/File:Velvet_worm.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Velvet_worm.png/80px-Velvet_worm.png" decoding="async" width="80" height="38" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Velvet_worm.png/120px-Velvet_worm.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Velvet_worm.png/160px-Velvet_worm.png 2x" data-file-width="2799" data-file-height="1340" /></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><b><a href="/wiki/Tardigrada" class="mw-redirect" title="Tardigrada">Tardigrada</a></b> <span typeof="mw:File"><a href="/wiki/File:SEM_image_of_Milnesium_tardigradum_in_active_state_-_journal.pone.0045682.g001-2_(white_background).png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/20/SEM_image_of_Milnesium_tardigradum_in_active_state_-_journal.pone.0045682.g001-2_%28white_background%29.png/60px-SEM_image_of_Milnesium_tardigradum_in_active_state_-_journal.pone.0045682.g001-2_%28white_background%29.png" decoding="async" width="60" height="52" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/20/SEM_image_of_Milnesium_tardigradum_in_active_state_-_journal.pone.0045682.g001-2_%28white_background%29.png/90px-SEM_image_of_Milnesium_tardigradum_in_active_state_-_journal.pone.0045682.g001-2_%28white_background%29.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/20/SEM_image_of_Milnesium_tardigradum_in_active_state_-_journal.pone.0045682.g001-2_%28white_background%29.png/120px-SEM_image_of_Milnesium_tardigradum_in_active_state_-_journal.pone.0045682.g001-2_%28white_background%29.png 2x" data-file-width="1379" data-file-height="1205" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label" style="border-left:1px solid;border-bottom:3px double;"> </td> <td rowspan="2" class="clade-leaf"> <p>"<a href="/wiki/Lobopodia" title="Lobopodia">Lobopodia</a>" <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:Paucipodia.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/82/Paucipodia.jpg/80px-Paucipodia.jpg" decoding="async" width="80" height="56" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/82/Paucipodia.jpg/120px-Paucipodia.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/82/Paucipodia.jpg/160px-Paucipodia.jpg 2x" data-file-width="2107" data-file-height="1472" /></a></span> <span typeof="mw:File"><a href="/wiki/File:H._sparsa_(white_background).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7d/H._sparsa_%28white_background%29.jpg/90px-H._sparsa_%28white_background%29.jpg" decoding="async" width="90" height="56" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7d/H._sparsa_%28white_background%29.jpg/135px-H._sparsa_%28white_background%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7d/H._sparsa_%28white_background%29.jpg/180px-H._sparsa_%28white_background%29.jpg 2x" data-file-width="520" data-file-height="326" /></a></span> <span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Ovatiovermis_restoration.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Ovatiovermis_restoration.png/50px-Ovatiovermis_restoration.png" decoding="async" width="50" height="73" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Ovatiovermis_restoration.png/75px-Ovatiovermis_restoration.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Ovatiovermis_restoration.png/100px-Ovatiovermis_restoration.png 2x" data-file-width="358" data-file-height="522" /></a></span></span> </p> </td></tr> <tr> <td class="clade-slabel" style="border-right:none;border-left:1px solid;"> </td></tr> <tr> <td class="clade-label"><a href="/wiki/Arthropoda" class="mw-redirect" title="Arthropoda">Arthropoda</a> </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" style="border-right:2px solid purple;border-bottom:0;border-top:0;"> <p><i><a href="/wiki/Siberion" title="Siberion">Siberion</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20191215_Siberion_lenaicus.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/20191215_Siberion_lenaicus.png/80px-20191215_Siberion_lenaicus.png" decoding="async" width="80" height="36" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/20191215_Siberion_lenaicus.png/120px-20191215_Siberion_lenaicus.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3b/20191215_Siberion_lenaicus.png/160px-20191215_Siberion_lenaicus.png 2x" data-file-width="1450" data-file-height="650" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf" style="border-right:2px solid purple;border-bottom:0;border-top:0;"> <p><i><a href="/wiki/Megadictyon" title="Megadictyon">Megadictyon</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20191118_Megadictyon_cf._haikouensis.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/26/20191118_Megadictyon_cf._haikouensis.png/80px-20191118_Megadictyon_cf._haikouensis.png" decoding="async" width="80" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/26/20191118_Megadictyon_cf._haikouensis.png/120px-20191118_Megadictyon_cf._haikouensis.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/26/20191118_Megadictyon_cf._haikouensis.png/160px-20191118_Megadictyon_cf._haikouensis.png 2x" data-file-width="1500" data-file-height="850" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf" style="border-right:2px solid purple;border-bottom:0;border-top:0;"> <p><i><a href="/wiki/Jianshanopodia" title="Jianshanopodia">Jianshanopodia</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20191215_Jianshanopodia_decora.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/1b/20191215_Jianshanopodia_decora.png/80px-20191215_Jianshanopodia_decora.png" decoding="async" width="80" height="41" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/1b/20191215_Jianshanopodia_decora.png/120px-20191215_Jianshanopodia_decora.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/1b/20191215_Jianshanopodia_decora.png/160px-20191215_Jianshanopodia_decora.png 2x" data-file-width="1550" data-file-height="800" /></a></span> </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" style="border-right:2px solid purple;border-bottom:0;border-top:0;"> <p><i><a href="/wiki/Kerygmachela" title="Kerygmachela">Kerygmachela</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:21091022_Kerygmachela_kierkegaardi.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/76/21091022_Kerygmachela_kierkegaardi.png/80px-21091022_Kerygmachela_kierkegaardi.png" decoding="async" width="80" height="51" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/76/21091022_Kerygmachela_kierkegaardi.png/120px-21091022_Kerygmachela_kierkegaardi.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/76/21091022_Kerygmachela_kierkegaardi.png/160px-21091022_Kerygmachela_kierkegaardi.png 2x" data-file-width="1900" data-file-height="1200" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"> </td> <td rowspan="2" class="clade-leaf" style="border-right:2px solid purple;border-bottom:0;border-top:0;"> <p><i><a href="/wiki/Pambdelurion" title="Pambdelurion">Pambdelurion</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20191112_Pambdelurion_whittingtoni.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/33/20191112_Pambdelurion_whittingtoni.png/80px-20191112_Pambdelurion_whittingtoni.png" decoding="async" width="80" height="38" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/33/20191112_Pambdelurion_whittingtoni.png/120px-20191112_Pambdelurion_whittingtoni.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/33/20191112_Pambdelurion_whittingtoni.png/160px-20191112_Pambdelurion_whittingtoni.png 2x" data-file-width="1800" data-file-height="850" /></a></span> </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" style="border-right:2px solid purple;border-bottom:0;border-top:0;"> <p><i><a href="/wiki/Opabinia" title="Opabinia">Opabinia</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20191108_Opabinia_regalis.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/20191108_Opabinia_regalis.png/70px-20191108_Opabinia_regalis.png" decoding="async" width="70" height="29" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/20191108_Opabinia_regalis.png/105px-20191108_Opabinia_regalis.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/21/20191108_Opabinia_regalis.png/140px-20191108_Opabinia_regalis.png 2x" data-file-width="1900" data-file-height="800" /></a></span> </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" style="border-right:2px solid purple;border-bottom:0;border-top:0;"> <p><a href="/wiki/Radiodonta" title="Radiodonta">Radiodonta</a> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20210626_Anomalocaris.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/20210626_Anomalocaris.png/70px-20210626_Anomalocaris.png" decoding="async" width="70" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/20210626_Anomalocaris.png/105px-20210626_Anomalocaris.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2b/20210626_Anomalocaris.png/140px-20210626_Anomalocaris.png 2x" data-file-width="1780" data-file-height="1000" /></a></span> <span typeof="mw:File"><a href="/wiki/File:20191201_Amplectobelua_symbrachiata.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/20191201_Amplectobelua_symbrachiata.png/80px-20191201_Amplectobelua_symbrachiata.png" decoding="async" width="80" height="43" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/20191201_Amplectobelua_symbrachiata.png/120px-20191201_Amplectobelua_symbrachiata.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/55/20191201_Amplectobelua_symbrachiata.png/160px-20191201_Amplectobelua_symbrachiata.png 2x" data-file-width="1850" data-file-height="1000" /></a></span> <span typeof="mw:File"><a href="/wiki/File:20191208_Hurdia_victoria.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/81/20191208_Hurdia_victoria.png/60px-20191208_Hurdia_victoria.png" decoding="async" width="60" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/81/20191208_Hurdia_victoria.png/90px-20191208_Hurdia_victoria.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/81/20191208_Hurdia_victoria.png/120px-20191208_Hurdia_victoria.png 2x" data-file-width="1200" data-file-height="700" /></a></span> </p> </td></tr> <tr> <td class="clade-slabel"> </td></tr> <tr> <td class="clade-label"><b>Deuteropoda</b> </td> <td rowspan="2" class="clade-leaf" style="border-right:2px solid orange;border-bottom:0;border-top:0;"> <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/Kylinxia" title="Kylinxia">Kylinxia</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20210310_Kylinxia_zhangi.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/20210310_Kylinxia_zhangi.png/80px-20210310_Kylinxia_zhangi.png" decoding="async" width="80" height="38" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/20210310_Kylinxia_zhangi.png/120px-20210310_Kylinxia_zhangi.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/20210310_Kylinxia_zhangi.png/160px-20210310_Kylinxia_zhangi.png 2x" data-file-width="2100" data-file-height="1000" /></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><i><a href="/wiki/Fengzhengia" title="Fengzhengia">Fengzhengia</a></i> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:Fengzhengia.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/95/Fengzhengia.png/80px-Fengzhengia.png" decoding="async" width="80" height="44" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/95/Fengzhengia.png/120px-Fengzhengia.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/95/Fengzhengia.png/160px-Fengzhengia.png 2x" data-file-width="2200" data-file-height="1200" /></a></span> </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><b><a href="/wiki/Chelicerata" title="Chelicerata">Chelicerata</a></b><span typeof="mw:File"><a href="/wiki/File:Nymphon_signatum_194389384_(white_background).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5e/Nymphon_signatum_194389384_%28white_background%29.jpg/90px-Nymphon_signatum_194389384_%28white_background%29.jpg" decoding="async" width="90" height="60" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5e/Nymphon_signatum_194389384_%28white_background%29.jpg/135px-Nymphon_signatum_194389384_%28white_background%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5e/Nymphon_signatum_194389384_%28white_background%29.jpg/180px-Nymphon_signatum_194389384_%28white_background%29.jpg 2x" data-file-width="1800" data-file-height="1200" /></a></span> <span typeof="mw:File"><a href="/wiki/File:Limulus_polyphemus_(aquarium)_(white_background).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8e/Limulus_polyphemus_%28aquarium%29_%28white_background%29.jpg/70px-Limulus_polyphemus_%28aquarium%29_%28white_background%29.jpg" decoding="async" width="70" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8e/Limulus_polyphemus_%28aquarium%29_%28white_background%29.jpg/105px-Limulus_polyphemus_%28aquarium%29_%28white_background%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8e/Limulus_polyphemus_%28aquarium%29_%28white_background%29.jpg/140px-Limulus_polyphemus_%28aquarium%29_%28white_background%29.jpg 2x" data-file-width="3591" data-file-height="1983" /></a></span> <span typeof="mw:File"><a href="/wiki/File:Aptostichus_simus_Monterey_County.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Aptostichus_simus_Monterey_County.jpg/60px-Aptostichus_simus_Monterey_County.jpg" decoding="async" width="60" height="43" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Aptostichus_simus_Monterey_County.jpg/90px-Aptostichus_simus_Monterey_County.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Aptostichus_simus_Monterey_County.jpg/120px-Aptostichus_simus_Monterey_County.jpg 2x" data-file-width="1512" data-file-height="1082" /></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/Megacheira" title="Megacheira">Megacheira</a> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> </p> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> <span typeof="mw:File"><a href="/wiki/File:20191020_Yohoia_tenuis.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/20191020_Yohoia_tenuis.png/50px-20191020_Yohoia_tenuis.png" decoding="async" width="50" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/20191020_Yohoia_tenuis.png/75px-20191020_Yohoia_tenuis.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ad/20191020_Yohoia_tenuis.png/100px-20191020_Yohoia_tenuis.png 2x" data-file-width="1500" data-file-height="1050" /></a></span> <span typeof="mw:File"><a href="/wiki/File:20191027_Leanchoilia_superlata.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ef/20191027_Leanchoilia_superlata.png/80px-20191027_Leanchoilia_superlata.png" decoding="async" width="80" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ef/20191027_Leanchoilia_superlata.png/120px-20191027_Leanchoilia_superlata.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ef/20191027_Leanchoilia_superlata.png/160px-20191027_Leanchoilia_superlata.png 2x" data-file-width="2500" data-file-height="1250" /></a></span> <span typeof="mw:File"><a href="/wiki/File:20191025_Fortiforceps_foliosa.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/eb/20191025_Fortiforceps_foliosa.png/70px-20191025_Fortiforceps_foliosa.png" decoding="async" width="70" height="37" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/eb/20191025_Fortiforceps_foliosa.png/105px-20191025_Fortiforceps_foliosa.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/eb/20191025_Fortiforceps_foliosa.png/140px-20191025_Fortiforceps_foliosa.png 2x" data-file-width="1900" data-file-height="1000" /></a></span> </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><span style="font-size:85%;">'great appendage' bivalved forms <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr></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/Isoxyida" title="Isoxyida">Isoxyida</a> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:Surusicaris_reconstruction.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Surusicaris_reconstruction.png/60px-Surusicaris_reconstruction.png" decoding="async" width="60" height="47" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Surusicaris_reconstruction.png/90px-Surusicaris_reconstruction.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/09/Surusicaris_reconstruction.png/120px-Surusicaris_reconstruction.png 2x" data-file-width="1600" data-file-height="1250" /></a></span> <span typeof="mw:File"><a href="/wiki/File:Isoxys_volucris.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Isoxys_volucris.png/60px-Isoxys_volucris.png" decoding="async" width="60" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Isoxys_volucris.png/90px-Isoxys_volucris.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/28/Isoxys_volucris.png/120px-Isoxys_volucris.png 2x" data-file-width="2400" data-file-height="1800" /></a></span> </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><a href="/wiki/Artiopoda" title="Artiopoda">Artiopoda</a> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:Triarthrus_NT_edited.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Triarthrus_NT_edited.png/70px-Triarthrus_NT_edited.png" decoding="async" width="70" height="47" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Triarthrus_NT_edited.png/105px-Triarthrus_NT_edited.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/28/Triarthrus_NT_edited.png/140px-Triarthrus_NT_edited.png 2x" data-file-width="500" data-file-height="333" /></a></span> <span typeof="mw:File"><a href="/wiki/File:20200415_Cheloniellon_calmani.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/20200415_Cheloniellon_calmani.png/80px-20200415_Cheloniellon_calmani.png" decoding="async" width="80" height="37" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/20200415_Cheloniellon_calmani.png/120px-20200415_Cheloniellon_calmani.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f2/20200415_Cheloniellon_calmani.png/160px-20200415_Cheloniellon_calmani.png 2x" data-file-width="2153" data-file-height="1000" /></a></span> </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><a href="/wiki/Fuxianhuiida" title="Fuxianhuiida">Fuxianhuiida</a> <abbr title="Extinct" aria-label="Extinct" style="border: none; text-decoration: none; cursor: inherit; font-weight: normal; font-style: normal;">†</abbr> <span typeof="mw:File"><a href="/wiki/File:20211117_Fuxianhuia_protensa.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/20211117_Fuxianhuia_protensa.png/80px-20211117_Fuxianhuia_protensa.png" decoding="async" width="80" height="32" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/20211117_Fuxianhuia_protensa.png/120px-20211117_Fuxianhuia_protensa.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/55/20211117_Fuxianhuia_protensa.png/160px-20211117_Fuxianhuia_protensa.png 2x" data-file-width="2100" data-file-height="850" /></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><b><a href="/wiki/Mandibulata" title="Mandibulata">Mandibulata</a></b> <span typeof="mw:File"><a href="/wiki/File:Scolopendra_japonica_%E3%82%A2%E3%82%AA%E3%82%BA%E3%83%A0%E3%82%AB%E3%83%87_%E5%A4%A7%E9%98%AA%E5%BA%9C_%E7%94%9F%E9%A7%92%E5%B1%B1%E7%94%A3.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/11/Scolopendra_japonica_%E3%82%A2%E3%82%AA%E3%82%BA%E3%83%A0%E3%82%AB%E3%83%87_%E5%A4%A7%E9%98%AA%E5%BA%9C_%E7%94%9F%E9%A7%92%E5%B1%B1%E7%94%A3.jpg/80px-Scolopendra_japonica_%E3%82%A2%E3%82%AA%E3%82%BA%E3%83%A0%E3%82%AB%E3%83%87_%E5%A4%A7%E9%98%AA%E5%BA%9C_%E7%94%9F%E9%A7%92%E5%B1%B1%E7%94%A3.jpg" decoding="async" width="80" height="38" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/11/Scolopendra_japonica_%E3%82%A2%E3%82%AA%E3%82%BA%E3%83%A0%E3%82%AB%E3%83%87_%E5%A4%A7%E9%98%AA%E5%BA%9C_%E7%94%9F%E9%A7%92%E5%B1%B1%E7%94%A3.jpg/120px-Scolopendra_japonica_%E3%82%A2%E3%82%AA%E3%82%BA%E3%83%A0%E3%82%AB%E3%83%87_%E5%A4%A7%E9%98%AA%E5%BA%9C_%E7%94%9F%E9%A7%92%E5%B1%B1%E7%94%A3.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/11/Scolopendra_japonica_%E3%82%A2%E3%82%AA%E3%82%BA%E3%83%A0%E3%82%AB%E3%83%87_%E5%A4%A7%E9%98%AA%E5%BA%9C_%E7%94%9F%E9%A7%92%E5%B1%B1%E7%94%A3.jpg/160px-Scolopendra_japonica_%E3%82%A2%E3%82%AA%E3%82%BA%E3%83%A0%E3%82%AB%E3%83%87_%E5%A4%A7%E9%98%AA%E5%BA%9C_%E7%94%9F%E9%A7%92%E5%B1%B1%E7%94%A3.jpg 2x" data-file-width="1435" data-file-height="681" /></a></span> <span style="display: inline-block; transform: scaleX(-1);"><span typeof="mw:File"><a href="/wiki/File:Lobster_png_by_absurdwordpreferred_d2xqhvd.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Lobster_png_by_absurdwordpreferred_d2xqhvd.png/70px-Lobster_png_by_absurdwordpreferred_d2xqhvd.png" decoding="async" width="70" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Lobster_png_by_absurdwordpreferred_d2xqhvd.png/105px-Lobster_png_by_absurdwordpreferred_d2xqhvd.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Lobster_png_by_absurdwordpreferred_d2xqhvd.png/140px-Lobster_png_by_absurdwordpreferred_d2xqhvd.png 2x" data-file-width="2229" data-file-height="1419" /></a></span></span> <span typeof="mw:File"><a href="/wiki/File:Platycheirus_angustatus_(Syrphidae)_-_(male_imago),_Elst_(Gld),_the_Netherlands_-_2.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Platycheirus_angustatus_%28Syrphidae%29_-_%28male_imago%29%2C_Elst_%28Gld%29%2C_the_Netherlands_-_2.jpg/60px-Platycheirus_angustatus_%28Syrphidae%29_-_%28male_imago%29%2C_Elst_%28Gld%29%2C_the_Netherlands_-_2.jpg" decoding="async" width="60" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Platycheirus_angustatus_%28Syrphidae%29_-_%28male_imago%29%2C_Elst_%28Gld%29%2C_the_Netherlands_-_2.jpg/90px-Platycheirus_angustatus_%28Syrphidae%29_-_%28male_imago%29%2C_Elst_%28Gld%29%2C_the_Netherlands_-_2.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Platycheirus_angustatus_%28Syrphidae%29_-_%28male_imago%29%2C_Elst_%28Gld%29%2C_the_Netherlands_-_2.jpg/120px-Platycheirus_angustatus_%28Syrphidae%29_-_%28male_imago%29%2C_Elst_%28Gld%29%2C_the_Netherlands_-_2.jpg 2x" data-file-width="1000" data-file-height="750" /></a></span> </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> </td></tr> <tr> <td class="clade-slabel last"> </td></tr></tbody></table></div> </td></tr> <tr> <td class="clade-slabel last">total‑group </td></tr></tbody></table></div> </td> <td rowspan="2" class="clade-bar" style=""><div><div style="position:absolute;white-space:nowrap;top:32%;">"lower stem group"</div><div style="position:absolute;white-space:nowrap;top:75%;">"upper stem group" + crown group</div></div> </td></tr> <tr> <td class="clade-slabel last"> </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=Deuteropoda&action=edit&section=3" 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"><ol class="references"> <li id="cite_note-Ortega-Hernández-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-Ortega-Hernández_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Ortega-Hernández_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Ortega-Hernández_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Ortega-Hernández_1-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-Ortega-Hernández_1-4"><sup><i><b>e</b></i></sup></a></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 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