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Ryggradsdjur – Wikipedia
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vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">flytta till sidofältet</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">dölj</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inledning</div> </a> </li> <li id="toc-Evolution" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Evolution"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Evolution</span> </div> </a> <ul id="toc-Evolution-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Källor" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Källor"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Källor</span> </div> </a> <button aria-controls="toc-Källor-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Växla underavsnittet Källor</span> </button> <ul id="toc-Källor-sublist" class="vector-toc-list"> <li id="toc-Noter" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Noter"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Noter</span> </div> </a> <ul id="toc-Noter-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Källförteckning" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Källförteckning"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Källförteckning</span> </div> </a> <ul id="toc-Källförteckning-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Tryckta_källor" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Tryckta_källor"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.3</span> <span>Tryckta källor</span> </div> </a> <ul id="toc-Tryckta_källor-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Innehåll" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Växla innehållsförteckningen" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Växla innehållsförteckningen</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Ryggradsdjur</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Gå till en artikel på ett annat språk. Tillgänglig på 144 språk" > <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-144" 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">144 språk</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Gewerweldes" title="Gewerweldes – afrikaans" lang="af" hreflang="af" data-title="Gewerweldes" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Wirbeltiere" title="Wirbeltiere – schweizertyska" lang="gsw" hreflang="gsw" data-title="Wirbeltiere" data-language-autonym="Alemannisch" data-language-local-name="schweizertyska" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%89%A3%E1%88%88_%E1%8A%A0%E1%8A%A8%E1%88%AD%E1%8A%AB%E1%88%AA" title="ባለ አከርካሪ – amhariska" lang="am" hreflang="am" data-title="ባለ አከርካሪ" data-language-autonym="አማርኛ" data-language-local-name="amhariska" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-smn mw-list-item"><a href="https://smn.wikipedia.org/wiki/%C4%8Cielgit%C3%A1vt%C3%A1liih" title="Čielgitávtáliih – enaresamiska" lang="smn" hreflang="smn" data-title="Čielgitávtáliih" data-language-autonym="Anarâškielâ" data-language-local-name="enaresamiska" class="interlanguage-link-target"><span>Anarâškielâ</span></a></li><li class="interlanguage-link interwiki-ang mw-list-item"><a href="https://ang.wikipedia.org/wiki/Hrycgd%C4%93or" title="Hrycgdēor – fornengelska" lang="ang" hreflang="ang" data-title="Hrycgdēor" data-language-autonym="Ænglisc" data-language-local-name="fornengelska" class="interlanguage-link-target"><span>Ænglisc</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%81%D9%82%D8%A7%D8%B1%D9%8A%D8%A7%D8%AA" title="فقاريات – arabiska" lang="ar" hreflang="ar" data-title="فقاريات" data-language-autonym="العربية" data-language-local-name="arabiska" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Vertebrata" title="Vertebrata – aragonesiska" lang="an" hreflang="an" data-title="Vertebrata" data-language-autonym="Aragonés" data-language-local-name="aragonesiska" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-frp mw-list-item"><a href="https://frp.wikipedia.org/wiki/V%C3%A8rt%C3%A8br%C3%A2s" title="Vèrtèbrâs – frankoprovensalska" lang="frp" hreflang="frp" data-title="Vèrtèbrâs" data-language-autonym="Arpetan" data-language-local-name="frankoprovensalska" class="interlanguage-link-target"><span>Arpetan</span></a></li><li class="interlanguage-link interwiki-as mw-list-item"><a href="https://as.wikipedia.org/wiki/%E0%A6%AE%E0%A7%87%E0%A7%B0%E0%A7%81%E0%A6%A6%E0%A6%A3%E0%A7%8D%E0%A6%A1%E0%A7%80_%E0%A6%AA%E0%A7%8D%E0%A7%B0%E0%A6%BE%E0%A6%A3%E0%A7%80" title="মেৰুদণ্ডী প্ৰাণী – assamesiska" lang="as" hreflang="as" data-title="মেৰুদণ্ডী প্ৰাণী" data-language-autonym="অসমীয়া" data-language-local-name="assamesiska" class="interlanguage-link-target"><span>অসমীয়া</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Vertebrata" title="Vertebrata – asturiska" lang="ast" hreflang="ast" data-title="Vertebrata" data-language-autonym="Asturianu" data-language-local-name="asturiska" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-gn mw-list-item"><a href="https://gn.wikipedia.org/wiki/Pujase%27orek%C3%B3va" title="Pujase'orekóva – guaraní" lang="gn" hreflang="gn" data-title="Pujase'orekóva" data-language-autonym="Avañe'ẽ" data-language-local-name="guaraní" class="interlanguage-link-target"><span>Avañe'ẽ</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Onur%C4%9Fal%C4%B1lar" title="Onurğalılar – azerbajdzjanska" lang="az" hreflang="az" data-title="Onurğalılar" data-language-autonym="Azərbaycanca" data-language-local-name="azerbajdzjanska" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%A7%D9%88%D9%92%D9%86%D9%88%D8%B1%D8%BA%D8%A7%D9%84%DB%8C%D9%84%D8%A7%D8%B1" title="اوْنورغالیلار – South Azerbaijani" lang="azb" hreflang="azb" data-title="اوْنورغالیلار" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AE%E0%A7%87%E0%A6%B0%E0%A7%81%E0%A6%A6%E0%A6%A3%E0%A7%8D%E0%A6%A1%E0%A7%80_%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%A3%E0%A7%80" title="মেরুদণ্ডী প্রাণী – bengali" lang="bn" hreflang="bn" data-title="মেরুদণ্ডী প্রাণী" data-language-autonym="বাংলা" data-language-local-name="bengali" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Chek-chui_t%C5%8Dng-bu%CC%8Dt" title="Chek-chui tōng-bu̍t – min nan" lang="nan" hreflang="nan" data-title="Chek-chui tōng-bu̍t" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="min nan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%A3%D0%BC%D1%8B%D1%80%D1%82%D2%A1%D0%B0%D0%BB%D1%8B%D0%BB%D0%B0%D1%80" title="Умыртҡалылар – basjkiriska" lang="ba" hreflang="ba" data-title="Умыртҡалылар" data-language-autonym="Башҡортса" data-language-local-name="basjkiriska" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9F%D0%B0%D0%B7%D0%B2%D0%B0%D0%BD%D0%BE%D1%87%D0%BD%D1%8B%D1%8F" title="Пазваночныя – belarusiska" lang="be" hreflang="be" data-title="Пазваночныя" data-language-autonym="Беларуская" data-language-local-name="belarusiska" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%A5%D1%80%D1%8B%D0%B1%D0%B5%D1%82%D0%BD%D1%8B%D1%8F" title="Хрыбетныя – belarusiska (tarasjkevitsa)" lang="be-tarask" hreflang="be-tarask" data-title="Хрыбетныя" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="belarusiska (tarasjkevitsa)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%93%D1%80%D1%8A%D0%B1%D0%BD%D0%B0%D1%87%D0%BD%D0%B8" title="Гръбначни – bulgariska" lang="bg" hreflang="bg" data-title="Гръбначни" data-language-autonym="Български" data-language-local-name="bulgariska" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%A6%E0%BE%92%E0%BD%A3%E0%BC%8B%E0%BD%9A%E0%BD%B2%E0%BD%82%E0%BD%A6%E0%BC%8B%E0%BD%A6%E0%BE%B2%E0%BD%BC%E0%BD%82%E0%BC%8B%E0%BD%86%E0%BD%82%E0%BD%A6%E0%BC%8B" title="སྒལ་ཚིགས་སྲོག་ཆགས་ – tibetanska" lang="bo" hreflang="bo" data-title="སྒལ་ཚིགས་སྲོག་ཆགས་" data-language-autonym="བོད་ཡིག" data-language-local-name="tibetanska" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Ki%C4%8Dmenjaci" title="Kičmenjaci – bosniska" lang="bs" hreflang="bs" data-title="Kičmenjaci" data-language-autonym="Bosanski" data-language-local-name="bosniska" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Vertebrata" title="Vertebrata – bretonska" lang="br" hreflang="br" data-title="Vertebrata" data-language-autonym="Brezhoneg" data-language-local-name="bretonska" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Vertebrats" title="Vertebrats – katalanska" lang="ca" hreflang="ca" data-title="Vertebrats" data-language-autonym="Català" data-language-local-name="katalanska" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%C3%87%D1%83%D1%80%C4%83%D0%BC_%D1%82%D1%83%D0%BD%D0%B8%D0%BB%D0%BB%D0%B8" title="Çурăм тунилли – tjuvasjiska" lang="cv" hreflang="cv" data-title="Çурăм тунилли" data-language-autonym="Чӑвашла" data-language-local-name="tjuvasjiska" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-ceb mw-list-item"><a href="https://ceb.wikipedia.org/wiki/Bukgan" title="Bukgan – cebuano" lang="ceb" hreflang="ceb" data-title="Bukgan" data-language-autonym="Cebuano" data-language-local-name="cebuano" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-cs badge-Q17437798 badge-goodarticle mw-list-item" title="bra artikel"><a href="https://cs.wikipedia.org/wiki/Obratlovci" title="Obratlovci – tjeckiska" lang="cs" hreflang="cs" data-title="Obratlovci" data-language-autonym="Čeština" data-language-local-name="tjeckiska" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-sn mw-list-item"><a href="https://sn.wikipedia.org/wiki/Dzemuzongoza" title="Dzemuzongoza – shona" lang="sn" hreflang="sn" data-title="Dzemuzongoza" data-language-autonym="ChiShona" data-language-local-name="shona" class="interlanguage-link-target"><span>ChiShona</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Fertebrat" title="Fertebrat – walesiska" lang="cy" hreflang="cy" data-title="Fertebrat" data-language-autonym="Cymraeg" data-language-local-name="walesiska" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Hvirveldyr" title="Hvirveldyr – danska" lang="da" hreflang="da" data-title="Hvirveldyr" data-language-autonym="Dansk" data-language-local-name="danska" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-ary mw-list-item"><a href="https://ary.wikipedia.org/wiki/%D8%B3%D9%86%D8%B3%D9%88%D9%84%D9%8A%D8%A7%D8%AA" title="سنسوليات – marockansk arabiska" lang="ary" hreflang="ary" data-title="سنسوليات" data-language-autonym="الدارجة" data-language-local-name="marockansk arabiska" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Wirbeltiere" title="Wirbeltiere – tyska" lang="de" hreflang="de" data-title="Wirbeltiere" data-language-autonym="Deutsch" data-language-local-name="tyska" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-nv mw-list-item"><a href="https://nv.wikipedia.org/wiki/B%C3%AD%C3%ADgh%C3%A1%C3%A1n_Dah%C3%B3l%C3%B3n%C3%ADg%C3%AD%C3%AD" title="Bíígháán Dahólónígíí – navaho" lang="nv" hreflang="nv" data-title="Bíígháán Dahólónígíí" data-language-autonym="Diné bizaad" data-language-local-name="navaho" class="interlanguage-link-target"><span>Diné bizaad</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Selgroogsed" title="Selgroogsed – estniska" lang="et" hreflang="et" data-title="Selgroogsed" data-language-autonym="Eesti" data-language-local-name="estniska" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A3%CF%80%CE%BF%CE%BD%CE%B4%CF%85%CE%BB%CF%89%CF%84%CF%8C" title="Σπονδυλωτό – grekiska" lang="el" hreflang="el" data-title="Σπονδυλωτό" data-language-autonym="Ελληνικά" data-language-local-name="grekiska" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Vertebrate" title="Vertebrate – engelska" lang="en" hreflang="en" data-title="Vertebrate" data-language-autonym="English" data-language-local-name="engelska" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Vertebrata" title="Vertebrata – spanska" lang="es" hreflang="es" data-title="Vertebrata" data-language-autonym="Español" data-language-local-name="spanska" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Vertebruloj" title="Vertebruloj – esperanto" lang="eo" hreflang="eo" data-title="Vertebruloj" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-ext mw-list-item"><a href="https://ext.wikipedia.org/wiki/Vertebrau" title="Vertebrau – extremaduriska" lang="ext" hreflang="ext" data-title="Vertebrau" data-language-autonym="Estremeñu" data-language-local-name="extremaduriska" class="interlanguage-link-target"><span>Estremeñu</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Ornodun" title="Ornodun – baskiska" lang="eu" hreflang="eu" data-title="Ornodun" data-language-autonym="Euskara" data-language-local-name="baskiska" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%85%D9%87%D8%B1%D9%87%E2%80%8C%D8%AF%D8%A7%D8%B1%D8%A7%D9%86" title="مهرهداران – persiska" lang="fa" hreflang="fa" data-title="مهرهداران" data-language-autonym="فارسی" data-language-local-name="persiska" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Vert%C3%A9br%C3%A9s" title="Vertébrés – franska" lang="fr" hreflang="fr" data-title="Vertébrés" data-language-autonym="Français" data-language-local-name="franska" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Wringedieren" title="Wringedieren – västfrisiska" lang="fy" hreflang="fy" data-title="Wringedieren" data-language-autonym="Frysk" data-language-local-name="västfrisiska" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Veirteabrach" title="Veirteabrach – iriska" lang="ga" hreflang="ga" data-title="Veirteabrach" data-language-autonym="Gaeilge" data-language-local-name="iriska" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gv mw-list-item"><a href="https://gv.wikipedia.org/wiki/Vertebrata" title="Vertebrata – manx" lang="gv" hreflang="gv" data-title="Vertebrata" data-language-autonym="Gaelg" data-language-local-name="manx" class="interlanguage-link-target"><span>Gaelg</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Vertebrados" title="Vertebrados – galiciska" lang="gl" hreflang="gl" data-title="Vertebrados" data-language-autonym="Galego" data-language-local-name="galiciska" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-inh mw-list-item"><a href="https://inh.wikipedia.org/wiki/%D0%91%D1%83%D0%BA%D1%8A%D0%B0%D1%82%D3%80%D0%B5%D1%85%D0%BA%D1%8C%D1%8F%D1%80%D0%B0%D1%88" title="БукъатӀехкьяраш – ingusjiska" lang="inh" hreflang="inh" data-title="БукъатӀехкьяраш" data-language-autonym="ГӀалгӀай" data-language-local-name="ingusjiska" class="interlanguage-link-target"><span>ГӀалгӀай</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/Chit-chh%C3%B9i_thung-vu%CC%8Dt" title="Chit-chhùi thung-vu̍t – hakka" lang="hak" hreflang="hak" data-title="Chit-chhùi thung-vu̍t" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="hakka" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%B2%99%EC%B6%94%EB%8F%99%EB%AC%BC" title="척추동물 – koreanska" lang="ko" hreflang="ko" data-title="척추동물" data-language-autonym="한국어" data-language-local-name="koreanska" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%88%D5%B2%D5%B6%D5%A1%D5%B7%D5%A1%D6%80%D5%A1%D5%BE%D5%B8%D6%80%D5%B6%D5%A5%D6%80" title="Ողնաշարավորներ – armeniska" lang="hy" hreflang="hy" data-title="Ողնաշարավորներ" data-language-autonym="Հայերեն" data-language-local-name="armeniska" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%95%E0%A4%B6%E0%A5%87%E0%A4%B0%E0%A5%81%E0%A4%95%E0%A5%80_%E0%A4%AA%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%A3%E0%A5%80" title="कशेरुकी प्राणी – hindi" lang="hi" hreflang="hi" data-title="कशेरुकी प्राणी" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Kralje%C5%BEnjaci" title="Kralježnjaci – kroatiska" lang="hr" hreflang="hr" data-title="Kralježnjaci" data-language-autonym="Hrvatski" data-language-local-name="kroatiska" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ilo mw-list-item"><a href="https://ilo.wikipedia.org/wiki/Bertebrata" title="Bertebrata – iloko" lang="ilo" hreflang="ilo" data-title="Bertebrata" data-language-autonym="Ilokano" data-language-local-name="iloko" class="interlanguage-link-target"><span>Ilokano</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Vertebrata" title="Vertebrata – indonesiska" lang="id" hreflang="id" data-title="Vertebrata" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesiska" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Vertebrato" title="Vertebrato – interlingua" lang="ia" hreflang="ia" data-title="Vertebrato" data-language-autonym="Interlingua" data-language-local-name="interlingua" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Hryggd%C3%BDr" title="Hryggdýr – isländska" lang="is" hreflang="is" data-title="Hryggdýr" data-language-autonym="Íslenska" data-language-local-name="isländska" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Vertebrata" title="Vertebrata – italienska" lang="it" hreflang="it" data-title="Vertebrata" data-language-autonym="Italiano" data-language-local-name="italienska" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%91%D7%A2%D7%9C%D7%99_%D7%97%D7%95%D7%9C%D7%99%D7%95%D7%AA" title="בעלי חוליות – hebreiska" lang="he" hreflang="he" data-title="בעלי חוליות" data-language-autonym="עברית" data-language-local-name="hebreiska" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Vertebrata" title="Vertebrata – javanesiska" lang="jv" hreflang="jv" data-title="Vertebrata" data-language-autonym="Jawa" data-language-local-name="javanesiska" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%95%E0%B2%B6%E0%B3%87%E0%B2%B0%E0%B3%81%E0%B2%95" title="ಕಶೇರುಕ – kannada" lang="kn" hreflang="kn" data-title="ಕಶೇರುಕ" data-language-autonym="ಕನ್ನಡ" data-language-local-name="kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%AE%E1%83%94%E1%83%A0%E1%83%AE%E1%83%94%E1%83%9B%E1%83%9A%E1%83%98%E1%83%90%E1%83%9C%E1%83%94%E1%83%91%E1%83%98" title="ხერხემლიანები – georgiska" lang="ka" hreflang="ka" data-title="ხერხემლიანები" data-language-autonym="ქართული" data-language-local-name="georgiska" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9E%D0%BC%D1%8B%D1%80%D1%82%D2%9B%D0%B0%D0%BB%D1%8B%D0%BB%D0%B0%D1%80" title="Омыртқалылар – kazakiska" lang="kk" hreflang="kk" data-title="Омыртқалылар" data-language-autonym="Қазақша" data-language-local-name="kazakiska" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Vertebrata" title="Vertebrata – swahili" lang="sw" hreflang="sw" data-title="Vertebrata" data-language-autonym="Kiswahili" data-language-local-name="swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Movikdar" title="Movikdar – kurdiska" lang="ku" hreflang="ku" data-title="Movikdar" data-language-autonym="Kurdî" data-language-local-name="kurdiska" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9E%D0%BC%D1%83%D1%80%D1%82%D0%BA%D0%B0%D0%BB%D1%83%D1%83%D0%BB%D0%B0%D1%80" title="Омурткалуулар – kirgiziska" lang="ky" hreflang="ky" data-title="Омурткалуулар" data-language-autonym="Кыргызча" data-language-local-name="kirgiziska" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-mrj mw-list-item"><a href="https://mrj.wikipedia.org/wiki/%D0%A2%D1%83%D0%BF%D3%B9%D1%80%D0%B4%D3%93%D0%BD%D0%B2%D0%BB%D3%93" title="Тупӹрдӓнвлӓ – västmariska" lang="mrj" hreflang="mrj" data-title="Тупӹрдӓнвлӓ" data-language-autonym="Кырык мары" data-language-local-name="västmariska" class="interlanguage-link-target"><span>Кырык мары</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Vertebrata" title="Vertebrata – latin" lang="la" hreflang="la" data-title="Vertebrata" data-language-autonym="Latina" data-language-local-name="latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Mugurkaulnieki" title="Mugurkaulnieki – lettiska" lang="lv" hreflang="lv" data-title="Mugurkaulnieki" data-language-autonym="Latviešu" data-language-local-name="lettiska" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Wierbeld%C3%A9ieren" title="Wierbeldéieren – luxemburgiska" lang="lb" hreflang="lb" data-title="Wierbeldéieren" data-language-autonym="Lëtzebuergesch" data-language-local-name="luxemburgiska" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Stuburiniai" title="Stuburiniai – litauiska" lang="lt" hreflang="lt" data-title="Stuburiniai" data-language-autonym="Lietuvių" data-language-local-name="litauiska" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lij mw-list-item"><a href="https://lij.wikipedia.org/wiki/Vertebr%C3%A6" title="Vertebræ – liguriska" lang="lij" hreflang="lij" data-title="Vertebræ" data-language-autonym="Ligure" data-language-local-name="liguriska" class="interlanguage-link-target"><span>Ligure</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Gewervelde_bieste" title="Gewervelde bieste – limburgiska" lang="li" hreflang="li" data-title="Gewervelde bieste" data-language-autonym="Limburgs" data-language-local-name="limburgiska" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-ln mw-list-item"><a href="https://ln.wikipedia.org/wiki/Nyama_ya_mik%C3%BAwa" title="Nyama ya mikúwa – lingala" lang="ln" hreflang="ln" data-title="Nyama ya mikúwa" data-language-autonym="Lingála" data-language-local-name="lingala" class="interlanguage-link-target"><span>Lingála</span></a></li><li class="interlanguage-link interwiki-lfn mw-list-item"><a href="https://lfn.wikipedia.org/wiki/Vertebrato" title="Vertebrato – lingua franca nova" lang="lfn" hreflang="lfn" data-title="Vertebrato" data-language-autonym="Lingua Franca Nova" data-language-local-name="lingua franca nova" class="interlanguage-link-target"><span>Lingua Franca Nova</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Vertebr%C3%A0cc" title="Vertebràcc – lombardiska" lang="lmo" hreflang="lmo" data-title="Vertebràcc" data-language-autonym="Lombard" data-language-local-name="lombardiska" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Gerincesek" title="Gerincesek – ungerska" lang="hu" hreflang="hu" data-title="Gerincesek" data-language-autonym="Magyar" data-language-local-name="ungerska" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%E2%80%99%D0%A0%D0%B1%D0%B5%D1%82%D0%BD%D0%B8%D1%86%D0%B8" title="’Рбетници – makedonska" lang="mk" hreflang="mk" data-title="’Рбетници" data-language-autonym="Македонски" data-language-local-name="makedonska" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%95%E0%B4%B6%E0%B5%87%E0%B4%B0%E0%B5%81%E0%B4%95%E0%B4%BF" title="കശേരുകി – malayalam" lang="ml" hreflang="ml" data-title="കശേരുകി" data-language-autonym="മലയാളം" data-language-local-name="malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%AA%E0%A5%83%E0%A4%B7%E0%A5%8D%E0%A4%A0%E0%A4%B5%E0%A4%82%E0%A4%B6%E0%A5%80_%E0%A4%AA%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%A3%E0%A5%80" title="पृष्ठवंशी प्राणी – marathi" lang="mr" hreflang="mr" data-title="पृष्ठवंशी प्राणी" data-language-autonym="मराठी" data-language-local-name="marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-xmf mw-list-item"><a href="https://xmf.wikipedia.org/wiki/%E1%83%92%E1%83%90%E1%83%92%E1%83%90%E1%83%A9%E1%83%90%E1%83%9B%E1%83%94%E1%83%A4%E1%83%98" title="გაგაჩამეფი – mingrelianska" lang="xmf" hreflang="xmf" data-title="გაგაჩამეფი" data-language-autonym="მარგალური" data-language-local-name="mingrelianska" class="interlanguage-link-target"><span>მარგალური</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D9%81%D9%82%D8%A7%D8%B1%D9%8A%D8%A7%D8%AA" title="فقاريات – egyptisk arabiska" lang="arz" hreflang="arz" data-title="فقاريات" data-language-autonym="مصرى" data-language-local-name="egyptisk arabiska" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/%D9%85%DB%8C%D8%B1%DA%A9%D8%A7%D8%AF%D8%A7%D8%B1%D9%88%D9%86" title="میرکادارون – mazanderani" lang="mzn" hreflang="mzn" data-title="میرکادارون" data-language-autonym="مازِرونی" data-language-local-name="mazanderani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Vertebrat" title="Vertebrat – malajiska" lang="ms" hreflang="ms" data-title="Vertebrat" data-language-autonym="Bahasa Melayu" data-language-local-name="malajiska" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-min mw-list-item"><a href="https://min.wikipedia.org/wiki/Vertebrata" title="Vertebrata – minangkabau" lang="min" hreflang="min" data-title="Vertebrata" data-language-autonym="Minangkabau" data-language-local-name="minangkabau" class="interlanguage-link-target"><span>Minangkabau</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/C%C3%A9k-t%C3%B9i_d%C3%B4ng-%C5%ADk" title="Cék-tùi dông-ŭk – Mindong" lang="cdo" hreflang="cdo" data-title="Cék-tùi dông-ŭk" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%80%E1%80%BB%E1%80%B1%E1%80%AC%E1%80%9B%E1%80%AD%E1%80%AF%E1%80%B8%E1%80%9B%E1%80%BE%E1%80%AD%E1%80%9E%E1%80%90%E1%80%B9%E1%80%90%E1%80%9D%E1%80%AB" title="ကျောရိုးရှိသတ္တဝါ – burmesiska" lang="my" hreflang="my" data-title="ကျောရိုးရှိသတ္တဝါ" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="burmesiska" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Gewervelden" title="Gewervelden – nederländska" lang="nl" hreflang="nl" data-title="Gewervelden" data-language-autonym="Nederlands" data-language-local-name="nederländska" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nds-nl mw-list-item"><a href="https://nds-nl.wikipedia.org/wiki/Warvelden" title="Warvelden – lågsaxiska" lang="nds-NL" hreflang="nds-NL" data-title="Warvelden" data-language-autonym="Nedersaksies" data-language-local-name="lågsaxiska" class="interlanguage-link-target"><span>Nedersaksies</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E8%84%8A%E6%A4%8E%E5%8B%95%E7%89%A9" title="脊椎動物 – japanska" lang="ja" hreflang="ja" data-title="脊椎動物" data-language-autonym="日本語" data-language-local-name="japanska" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/W%C3%A4%C3%A4rlisdiarten" title="Wäärlisdiarten – nordfrisiska" lang="frr" hreflang="frr" data-title="Wäärlisdiarten" data-language-autonym="Nordfriisk" data-language-local-name="nordfrisiska" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Virveldyr" title="Virveldyr – norskt bokmål" lang="nb" hreflang="nb" data-title="Virveldyr" data-language-autonym="Norsk bokmål" data-language-local-name="norskt bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Virveldyr" title="Virveldyr – nynorska" lang="nn" hreflang="nn" data-title="Virveldyr" data-language-autonym="Norsk nynorsk" data-language-local-name="nynorska" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Vertebrata" title="Vertebrata – occitanska" lang="oc" hreflang="oc" data-title="Vertebrata" data-language-autonym="Occitan" data-language-local-name="occitanska" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Dugugguruu_qabeeyyii" title="Dugugguruu qabeeyyii – oromo" lang="om" hreflang="om" data-title="Dugugguruu qabeeyyii" data-language-autonym="Oromoo" data-language-local-name="oromo" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Umurtqalilar" title="Umurtqalilar – uzbekiska" lang="uz" hreflang="uz" data-title="Umurtqalilar" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbekiska" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%95%E0%A9%B0%E0%A8%97%E0%A8%B0%E0%A9%8B%E0%A9%9C%E0%A8%A7%E0%A8%BE%E0%A8%B0%E0%A9%80" title="ਕੰਗਰੋੜਧਾਰੀ – punjabi" lang="pa" hreflang="pa" data-title="ਕੰਗਰੋੜਧਾਰੀ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pfl mw-list-item"><a href="https://pfl.wikipedia.org/wiki/Wirbeltier" title="Wirbeltier – Pfalz-tyska" lang="pfl" hreflang="pfl" data-title="Wirbeltier" data-language-autonym="Pälzisch" data-language-local-name="Pfalz-tyska" class="interlanguage-link-target"><span>Pälzisch</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%DA%A9%D9%86%DA%AF%D8%B1%DB%8C%DA%91%DB%92" title="کنگریڑے – Western Punjabi" lang="pnb" hreflang="pnb" data-title="کنگریڑے" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D8%B4%D9%85%D8%B2%DB%8D_%D9%84%D8%B1%D9%88%D9%86%DA%A9%D9%8A_%DA%98%D9%88%D9%8A" title="شمزۍ لرونکي ژوي – pashto" lang="ps" hreflang="ps" data-title="شمزۍ لرونکي ژوي" data-language-autonym="پښتو" data-language-local-name="pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-km mw-list-item"><a href="https://km.wikipedia.org/wiki/%E1%9E%9F%E1%9E%8F%E1%9F%92%E1%9E%9C%E1%9E%86%E1%9F%92%E1%9E%A2%E1%9E%B9%E1%9E%84%E1%9E%80%E1%9E%84" title="សត្វឆ្អឹងកង – kambodjanska" lang="km" hreflang="km" data-title="សត្វឆ្អឹងកង" data-language-autonym="ភាសាខ្មែរ" data-language-local-name="kambodjanska" class="interlanguage-link-target"><span>ភាសាខ្មែរ</span></a></li><li class="interlanguage-link interwiki-pcd mw-list-item"><a href="https://pcd.wikipedia.org/wiki/Vertebrata" title="Vertebrata – pikardiska" lang="pcd" hreflang="pcd" data-title="Vertebrata" data-language-autonym="Picard" data-language-local-name="pikardiska" class="interlanguage-link-target"><span>Picard</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Warveldeerter" title="Warveldeerter – lågtyska" lang="nds" hreflang="nds" data-title="Warveldeerter" data-language-autonym="Plattdüütsch" data-language-local-name="lågtyska" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Kr%C4%99gowce" title="Kręgowce – polska" lang="pl" hreflang="pl" data-title="Kręgowce" data-language-autonym="Polski" data-language-local-name="polska" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Vertebrados" title="Vertebrados – portugisiska" lang="pt" hreflang="pt" data-title="Vertebrados" data-language-autonym="Português" data-language-local-name="portugisiska" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Vertebrate" title="Vertebrate – rumänska" lang="ro" hreflang="ro" data-title="Vertebrate" data-language-autonym="Română" data-language-local-name="rumänska" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Tulluyuq" title="Tulluyuq – quechua" lang="qu" hreflang="qu" data-title="Tulluyuq" data-language-autonym="Runa Simi" data-language-local-name="quechua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9F%D0%BE%D0%B7%D0%B2%D0%BE%D0%BD%D0%BE%D1%87%D0%BD%D1%8B%D0%B5" title="Позвоночные – ryska" lang="ru" hreflang="ru" data-title="Позвоночные" data-language-autonym="Русский" data-language-local-name="ryska" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/%D0%A2%D0%BE%D0%BD%D0%BE%D2%95%D0%BE%D1%81%D1%82%D0%BE%D0%BE%D1%85%D1%82%D0%BE%D1%80" title="Тоноҕостоохтор – jakutiska" lang="sah" hreflang="sah" data-title="Тоноҕостоохтор" data-language-autonym="Саха тыла" data-language-local-name="jakutiska" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a href="https://sa.wikipedia.org/wiki/%E0%A4%95%E0%A4%B6%E0%A5%87%E0%A4%B0%E0%A5%81%E0%A4%95%E0%A4%BE%E0%A4%83" title="कशेरुकाः – sanskrit" lang="sa" hreflang="sa" data-title="कशेरुकाः" data-language-autonym="संस्कृतम्" data-language-local-name="sanskrit" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Vertebrate" title="Vertebrate – skotska" lang="sco" hreflang="sco" data-title="Vertebrate" data-language-autonym="Scots" data-language-local-name="skotska" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Kurrizor%C3%ABt" title="Kurrizorët – albanska" lang="sq" hreflang="sq" data-title="Kurrizorët" data-language-autonym="Shqip" data-language-local-name="albanska" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Vertebrata" title="Vertebrata – sicilianska" lang="scn" hreflang="scn" data-title="Vertebrata" data-language-autonym="Sicilianu" data-language-local-name="sicilianska" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%B4%E0%B7%98%E0%B7%82%E0%B7%8A%E0%B6%A8%E0%B7%80%E0%B6%82%E0%B7%81%E0%B7%93%E0%B6%B1%E0%B7%8A" title="පෘෂ්ඨවංශීන් – singalesiska" lang="si" hreflang="si" data-title="පෘෂ්ඨවංශීන්" data-language-autonym="සිංහල" data-language-local-name="singalesiska" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Vertebrate" title="Vertebrate – Simple English" lang="en-simple" hreflang="en-simple" data-title="Vertebrate" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%DA%AA%D8%B1%D9%86%DA%AF%D9%87%D9%8A_%D9%88%D8%A7%D8%B1%D8%A7_%D8%AC%D8%A7%D9%86%D9%88%D8%B1" title="ڪرنگهي وارا جانور – sindhi" lang="sd" hreflang="sd" data-title="ڪرنگهي وارا جانور" data-language-autonym="سنڌي" data-language-local-name="sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Stavovce" title="Stavovce – slovakiska" lang="sk" hreflang="sk" data-title="Stavovce" data-language-autonym="Slovenčina" data-language-local-name="slovakiska" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Vreten%C4%8Darji" title="Vretenčarji – slovenska" lang="sl" hreflang="sl" data-title="Vretenčarji" data-language-autonym="Slovenščina" data-language-local-name="slovenska" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-szl mw-list-item"><a href="https://szl.wikipedia.org/wiki/Kryngowce" title="Kryngowce – silesiska" lang="szl" hreflang="szl" data-title="Kryngowce" data-language-autonym="Ślůnski" data-language-local-name="silesiska" class="interlanguage-link-target"><span>Ślůnski</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%A8%DA%95%D8%A8%DA%95%DB%95%D8%AF%D8%A7%D8%B1%D8%A7%D9%86" title="بڕبڕەداران – centralkurdiska" lang="ckb" hreflang="ckb" data-title="بڕبڕەداران" data-language-autonym="کوردی" data-language-local-name="centralkurdiska" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-sr badge-Q17437798 badge-goodarticle mw-list-item" title="bra artikel"><a href="https://sr.wikipedia.org/wiki/%D0%9A%D0%B8%D1%87%D0%BC%D0%B5%D1%9A%D0%B0%D1%86%D0%B8" title="Кичмењаци – serbiska" lang="sr" hreflang="sr" data-title="Кичмењаци" data-language-autonym="Српски / srpski" data-language-local-name="serbiska" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Kralje%C5%A1njaci" title="Kralješnjaci – serbokroatiska" lang="sh" hreflang="sh" data-title="Kralješnjaci" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbokroatiska" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Vertebrata" title="Vertebrata – sundanesiska" lang="su" hreflang="su" data-title="Vertebrata" data-language-autonym="Sunda" data-language-local-name="sundanesiska" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Selk%C3%A4rankaiset" title="Selkärankaiset – finska" lang="fi" hreflang="fi" data-title="Selkärankaiset" data-language-autonym="Suomi" data-language-local-name="finska" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Bertebrado" title="Bertebrado – tagalog" lang="tl" hreflang="tl" data-title="Bertebrado" data-language-autonym="Tagalog" data-language-local-name="tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%AE%E0%AF%81%E0%AE%A4%E0%AF%81%E0%AE%95%E0%AF%86%E0%AE%B2%E0%AF%81%E0%AE%AE%E0%AF%8D%E0%AE%AA%E0%AE%BF" title="முதுகெலும்பி – tamil" lang="ta" hreflang="ta" data-title="முதுகெலும்பி" data-language-autonym="தமிழ்" data-language-local-name="tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Tina%C9%A3lalin" title="Tinaɣlalin – kabyliska" lang="kab" hreflang="kab" data-title="Tinaɣlalin" data-language-autonym="Taqbaylit" data-language-local-name="kabyliska" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%A3%D0%BC%D1%8B%D1%80%D1%82%D0%BA%D0%B0%D0%BB%D1%8B%D0%BB%D0%B0%D1%80" title="Умырткалылар – tatariska" lang="tt" hreflang="tt" data-title="Умырткалылар" data-language-autonym="Татарча / tatarça" data-language-local-name="tatariska" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%B8%E0%B0%95%E0%B0%B6%E0%B1%87%E0%B0%B0%E0%B1%81%E0%B0%95%E0%B0%BE%E0%B0%B2%E0%B1%81" title="సకశేరుకాలు – telugu" lang="te" hreflang="te" data-title="సకశేరుకాలు" data-language-autonym="తెలుగు" data-language-local-name="telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AA%E0%B8%B1%E0%B8%95%E0%B8%A7%E0%B9%8C%E0%B8%A1%E0%B8%B5%E0%B8%81%E0%B8%A3%E0%B8%B0%E0%B8%94%E0%B8%B9%E0%B8%81%E0%B8%AA%E0%B8%B1%E0%B8%99%E0%B8%AB%E0%B8%A5%E0%B8%B1%E0%B8%87" title="สัตว์มีกระดูกสันหลัง – thailändska" lang="th" hreflang="th" data-title="สัตว์มีกระดูกสันหลัง" data-language-autonym="ไทย" data-language-local-name="thailändska" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%9C%D1%83%D2%B3%D1%80%D0%B0%D0%B4%D0%BE%D1%80%D0%BE%D0%BD" title="Муҳрадорон – tadzjikiska" lang="tg" hreflang="tg" data-title="Муҳрадорон" data-language-autonym="Тоҷикӣ" data-language-local-name="tadzjikiska" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Omurgal%C4%B1lar" title="Omurgalılar – turkiska" lang="tr" hreflang="tr" data-title="Omurgalılar" data-language-autonym="Türkçe" data-language-local-name="turkiska" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A5%D1%80%D0%B5%D0%B1%D0%B5%D1%82%D0%BD%D1%96" title="Хребетні – ukrainska" lang="uk" hreflang="uk" data-title="Хребетні" data-language-autonym="Українська" data-language-local-name="ukrainska" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D9%81%D9%82%D8%A7%D8%B1%DB%8C%DB%81" title="فقاریہ – urdu" lang="ur" hreflang="ur" data-title="فقاریہ" data-language-autonym="اردو" data-language-local-name="urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-za mw-list-item"><a href="https://za.wikipedia.org/wiki/Doenghduz_Ndoksaen" title="Doenghduz Ndoksaen – zhuang" lang="za" hreflang="za" data-title="Doenghduz Ndoksaen" data-language-autonym="Vahcuengh" data-language-local-name="zhuang" class="interlanguage-link-target"><span>Vahcuengh</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/%C4%90%E1%BB%99ng_v%E1%BA%ADt_c%C3%B3_x%C6%B0%C6%A1ng_s%E1%BB%91ng" title="Động vật có xương sống – vietnamesiska" lang="vi" hreflang="vi" data-title="Động vật có xương sống" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamesiska" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wa mw-list-item"><a href="https://wa.wikipedia.org/wiki/Biesse_%C3%A5s_cronzoxhs" title="Biesse ås cronzoxhs – vallonska" lang="wa" hreflang="wa" data-title="Biesse ås cronzoxhs" data-language-autonym="Walon" data-language-local-name="vallonska" class="interlanguage-link-target"><span>Walon</span></a></li><li class="interlanguage-link interwiki-vls mw-list-item"><a href="https://vls.wikipedia.org/wiki/Gewerveldn" title="Gewerveldn – västflamländska" lang="vls" hreflang="vls" data-title="Gewerveldn" data-language-autonym="West-Vlams" data-language-local-name="västflamländska" class="interlanguage-link-target"><span>West-Vlams</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Vertebrado" title="Vertebrado – waray" lang="war" hreflang="war" data-title="Vertebrado" data-language-autonym="Winaray" data-language-local-name="waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%84%8A%E6%A4%8E%E5%8A%A8%E7%89%A9" title="脊椎动物 – wu" lang="wuu" hreflang="wuu" data-title="脊椎动物" data-language-autonym="吴语" data-language-local-name="wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a 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.maptable th{border:0;padding:0}</style><table class="infobox" style="border-spacing:3px; font-size:95%;width:20.3788em;padding:.18em;"><tbody><tr><td colspan="2" class="" style="padding:2px; text-align:center; font-size: 125%; font-weight: bold; background:pink">Ryggradsdjur</td></tr><tr><td colspan="2" class="" style="text-align:center;"> <span typeof="mw:File"><a href="/wiki/Fil:Vertebrates.png" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Vertebrates.png/250px-Vertebrates.png" decoding="async" width="250" height="304" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Vertebrates.png/375px-Vertebrates.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Vertebrates.png/500px-Vertebrates.png 2x" data-file-width="1100" data-file-height="1337" /></a></span> </td></tr><tr><th colspan="2" style="text-align:center;background:pink"><a href="/wiki/Systematik_(biologi)" title="Systematik (biologi)">Systematik</a></th></tr><tr><th style="text-align:left;"><a href="/wiki/Dom%C3%A4n_(biologi)" title="Domän (biologi)">Domän</a></th><td class="" style=""><a href="/wiki/Eukaryoter" title="Eukaryoter">Eukaryoter</a><br />Eukaryota</td></tr><tr><th style="text-align:left;"><a href="/wiki/Rike_(biologi)" title="Rike (biologi)">Rike</a></th><td class="" style=""><a href="/wiki/Djur" title="Djur">Djur</a><br />Animalia</td></tr><tr><th style="text-align:left;"><a href="/wiki/Fylum" title="Fylum">Stam</a></th><td class="" style=""><a href="/wiki/Ryggstr%C3%A4ngsdjur" title="Ryggsträngsdjur">Ryggsträngsdjur</a><br />Chordata</td></tr><tr><th style="text-align:left;"><a href="/wiki/Understam" title="Understam">Understam</a></th><td class="" style=""><a href="/wiki/Kraniedjur" title="Kraniedjur">Kraniedjur</a><br />Craniata</td></tr><tr><th style="text-align:left;"><a href="/wiki/Infrastam" class="mw-redirect" title="Infrastam">Infrastam</a></th><td class="" style=""><b>Ryggradsdjur</b><br />Vertebrata</td></tr><tr><th colspan="2" style="text-align:center;background:pink"><a href="/wiki/Vetenskapligt_namn" title="Vetenskapligt namn">Vetenskapligt namn</a></th></tr><tr><td colspan="2" class="" style="text-align:center;"><span style="float:right; font-size:70%;"><a href="https://species.wikimedia.org/wiki/Vertebrata" class="extiw" title="wikispecies:Vertebrata">§</a></span> Vertebrata</td></tr><tr><th colspan="2" style="text-align:center;background:pink"><a href="/wiki/Klass_(biologi)" title="Klass (biologi)">Klasser</a></th></tr><tr><td colspan="2" class="" style="text-align:center;"><span></span> <ul><li><a href="/wiki/K%C3%A4kl%C3%B6sa_fiskar" title="Käklösa fiskar">Käklösa fiskar</a> (Agnatha)</li> <li><a href="/wiki/Benfiskar" title="Benfiskar">Benfiskar</a> (Osteichthyes)</li> <li><a href="/wiki/Broskfiskar" title="Broskfiskar">Broskfiskar</a> (Chondrichthyes)</li> <li><a href="/wiki/Amfibier" class="mw-redirect" title="Amfibier">Amfibier</a> (Amphibia)</li> <li><a href="/wiki/Kr%C3%A4ldjur" title="Kräldjur">Kräldjur</a> (Reptilia)</li> <li><a href="/wiki/F%C3%A5glar" title="Fåglar">Fåglar</a> (Aves)</li> <li><a href="/wiki/D%C3%A4ggdjur" title="Däggdjur">Däggdjur</a> (Mammalia)</li></ul></td></tr><tr><td colspan="2" style="text-align:center; background:pink" class=""><small>Hitta fler artiklar om djur med </small><div style="font-size:1.1em"><b><a href="/wiki/Portal:Djur" title="Portal:Djur">Djurportalen</a></b></div></td></tr> </tbody></table> <p><b>Ryggradsdjur</b> eller <b>vertebrater</b> (Vertebrata) är en <a href="/wiki/Understam" title="Understam">understam</a> bland <a href="/wiki/Ryggstr%C3%A4ngsdjur" title="Ryggsträngsdjur">ryggsträngsdjuren</a> som har ett skyddande hölje av <a href="/wiki/Kalciumfosfat" title="Kalciumfosfat">kalciumfosfat</a> runt <a href="/wiki/Ryggstr%C3%A4ng" title="Ryggsträng">ryggsträngen</a>. Ryggradsdjuren har ett <a href="/wiki/Endoskelett" class="mw-redirect" title="Endoskelett">endoskelett</a>, vilket innebär ett <a href="/wiki/Skelett" title="Skelett">skelett</a> som är inneslutet i kroppen, till skillnad från <a href="/wiki/Exoskelett_(biologi)" title="Exoskelett (biologi)">exoskelett</a>, vilket är vanligt hos exempelvis <a href="/wiki/Leddjur" title="Leddjur">leddjuren</a>. </p><p>Enligt <a href="/wiki/ITIS" class="mw-redirect" title="ITIS">ITIS</a><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-reference-link-bracket">[</span>1<span class="cite-reference-link-bracket">]</span></a></sup> ingår i denna <a href="/wiki/Understam" title="Understam">understam</a> överklassen <a href="/wiki/K%C3%A4kl%C3%B6sa_fiskar" title="Käklösa fiskar">käklösa fiskar</a>, samt de övriga klasserna <a href="/wiki/Benfiskar" title="Benfiskar">benfiskar</a>, <a href="/wiki/Broskfiskar" title="Broskfiskar">broskfiskar</a>, <a href="/wiki/Kr%C3%A4ldjur" title="Kräldjur">kräldjur</a>, <a href="/wiki/F%C3%A5glar" title="Fåglar">fåglar</a>, <a href="/wiki/Groddjur" title="Groddjur">groddjur</a> och <a href="/wiki/D%C3%A4ggdjur" title="Däggdjur">däggdjur</a>. Ibland sammanfattas de fyra klasser som i namnet inte förfogar över ordet <i><a href="/wiki/Fiskar" title="Fiskar">fiskar</a></i> i en överklass med det vetenskapliga namnet <a href="/wiki/Tetrapoda" title="Tetrapoda">Tetrapoda</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Evolution">Evolution</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ryggradsdjur&veaction=edit&section=1" title="Redigera avsnitt: Evolution" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ryggradsdjur&action=edit&section=1" title="Redigera avsnitts källkod: Evolution"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Enligt olika <a href="/wiki/Molekyl%C3%A4r_klocka" title="Molekylär klocka">molekylära klockor</a> skulle ryggradsdjuren ha uppstått innan den <a href="/wiki/Kambriska_explosionen" title="Kambriska explosionen">kambriska explosionen</a>, men ännu har inga bevis för detta hittas i form av <a href="/wiki/Fossil" title="Fossil">fossil</a>. De tidigaste organismerna vilka har tolkats som ryggradsdjur kommer från den berömda <a href="/wiki/Chengjiang_(lagerst%C3%A4tte)" class="mw-redirect" title="Chengjiang (lagerstätte)">Chengjiang-faunan</a>, en <a href="/wiki/Kina" title="Kina">kinesisk</a> <a href="/wiki/Lagerst%C3%A4tte" title="Lagerstätte">lagerstätte</a> från äldre <a href="/wiki/Kambrium" title="Kambrium">kambrium</a> (<a href="/w/index.php?title=Atdaban&action=edit&redlink=1" class="new" title="Atdaban [inte skriven än]">atdaban</a>), vilket är för ungefär 530 miljoner år sedan.<sup id="cite_ref-Grzimek9_2-0" class="reference"><a href="#cite_note-Grzimek9-2"><span class="cite-reference-link-bracket">[</span>2<span class="cite-reference-link-bracket">]</span></a></sup> Det är omineraliserade fossil av de två släktena <i><a href="/w/index.php?title=Haikouichtys&action=edit&redlink=1" class="new" title="Haikouichtys [inte skriven än]">Haikouichtys</a></i> och <i><a href="/w/index.php?title=Myllokunmingia&action=edit&redlink=1" class="new" title="Myllokunmingia [inte skriven än]">Myllokunmingia</a></i>, vilka har tolkats som nära släkt med <a href="/wiki/Nejon%C3%B6ga" class="mw-redirect" title="Nejonöga">nejonögonen</a>.<sup id="cite_ref-Grzimek9_2-1" class="reference"><a href="#cite_note-Grzimek9-2"><span class="cite-reference-link-bracket">[</span>2<span class="cite-reference-link-bracket">]</span></a></sup> Det tidigaste mineraliserade ryggradsdjuret heter <i><a href="/wiki/Anatolepsis" title="Anatolepsis">Anatolepis</a></i> och har hittast i bergarter från den mellersta delen av yngre kambrium, på <a href="/wiki/Laurentia_(kontinent)" title="Laurentia (kontinent)">Laurentia</a>. De tidigaste <a href="/wiki/Konodont" title="Konodont">konodonterna</a> har man hittat i bergarter som är ungefär lika gamla. De dog dock ut i slutet av <a href="/wiki/Trias" title="Trias">trias</a>, för cirka 200 miljoner år sedan, och är inte någon förfader till dagens ryggradsdjur. Till skillnad från <i>Anatolepis</i> var konodonterna <a href="/wiki/Kosmopolit_(biologi)" title="Kosmopolit (biologi)">kosmopolitiska</a>. </p><p>De ryggradsdjur som finns idag tros ha utvecklats från andra tidiga ryggradsdjur, så som <i><a href="/w/index.php?title=Sacabambaspis&action=edit&redlink=1" class="new" title="Sacabambaspis [inte skriven än]">Sacabambaspis</a></i>, ett släkte som man hittat spår av i <a href="/wiki/Ordovicium" title="Ordovicium">ordovisiska</a> bergarter från <a href="/wiki/Bolivia" title="Bolivia">Bolivia</a> och den likåldriga <i><a href="/w/index.php?title=Arandaspis&action=edit&redlink=1" class="new" title="Arandaspis [inte skriven än]">Arandaspis</a></i> som man har hittat <a href="/wiki/Fossil_(geologi)" class="mw-redirect" title="Fossil (geologi)">fossil</a> efter i <a href="/wiki/Australien" title="Australien">Australien</a>. Dessa ordovisiska ryggradsdjur har man främst hittat i <a href="/wiki/Bolivia" title="Bolivia">Bolivia</a>, <a href="/wiki/Australien" title="Australien">Australien</a> och <a href="/wiki/Nordamerika" title="Nordamerika">Nordamerika</a>. Under <a href="/wiki/Silur" title="Silur">silur</a> spred sig dessa sena ryggradsdjur till andra delar av världen och nya grupper utvecklades, så som <a href="/wiki/Heterostraci" class="mw-redirect" title="Heterostraci">Heterostraci</a>, <a href="/w/index.php?title=Anaspida&action=edit&redlink=1" class="new" title="Anaspida [inte skriven än]">Anaspida</a>, <a href="/w/index.php?title=Galeaspida&action=edit&redlink=1" class="new" title="Galeaspida [inte skriven än]">Galeaspida</a>, <a href="/w/index.php?title=Osteostraci&action=edit&redlink=1" class="new" title="Osteostraci [inte skriven än]">Osteostraci</a>, <a href="/wiki/Placodermi" class="mw-redirect" title="Placodermi">Placodermi</a>, <a href="/wiki/Acanthodii" title="Acanthodii">Acanthodii</a> och <a href="/w/index.php?title=Onychodontiformes&action=edit&redlink=1" class="new" title="Onychodontiformes [inte skriven än]">Onychodontiformes</a>. Under <a href="/wiki/Devon_(period)" class="mw-redirect" title="Devon (period)">devon</a> utvecklades de första <a href="/wiki/Tetrapoda" title="Tetrapoda">tetrapoderna</a>, det vill säga de första djuren som erövrade land. Det kanske mest kända exemplet på ett sådant tidigt djur anpassat för ett liv på land är <i><a href="/wiki/Ichthyostega" title="Ichthyostega">Ichthyostega</a></i>. </p> <div class="mw-heading mw-heading2"><h2 id="Källor"><span id="K.C3.A4llor"></span>Källor</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ryggradsdjur&veaction=edit&section=2" title="Redigera avsnitt: Källor" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ryggradsdjur&action=edit&section=2" title="Redigera avsnitts källkod: Källor"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Noter">Noter</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ryggradsdjur&veaction=edit&section=3" title="Redigera avsnitt: Noter" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ryggradsdjur&action=edit&section=3" title="Redigera avsnitts källkod: Noter"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><a href="#cite_ref-1">^</a> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.itis.usda.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=331030">ITIS</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20041015035320/http://www.itis.usda.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=331030">Arkiverad</a> 15 oktober 2004 hämtat från the <a href="/wiki/Internet_Archive#Wayback_Machine" title="Internet Archive">Wayback Machine</a>.</span> </li> <li id="cite_note-Grzimek9-2">^ [<a href="#cite_ref-Grzimek9_2-0"><small>a</small></a> <a href="#cite_ref-Grzimek9_2-1"><small>b</small></a>] <span class="reference-text">Thoney et al. (2013) sid.9 <a rel="nofollow" class="external text" href="https://books.google.se/books?id=IQdfDwAAQBAJ&lpg=PR9&dq=Grizimeks%20Animal%20Life&hl=sv&pg=PA9#v=onepage&q&f=false">Origin of fishes</a><sup class="noprint Inline-Template"><a href="/wiki/Wikipedia:D%C3%B6da_l%C3%A4nkar" title="Wikipedia:Döda länkar">[<span title="Denna externa länk fungerar inte (2020-04)"><i>död länk</i></span>]</a></sup></span> </li> </ol></div> <div class="mw-heading mw-heading3"><h3 id="Källförteckning"><span id="K.C3.A4llf.C3.B6rteckning"></span>Källförteckning</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ryggradsdjur&veaction=edit&section=4" title="Redigera avsnitt: Källförteckning" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ryggradsdjur&action=edit&section=4" title="Redigera avsnitts källkod: Källförteckning"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/w/index.php?title=Philippe_Janvier&action=edit&redlink=1" class="new" title="Philippe Janvier [inte skriven än]">Janvier P</a>. (1996). Early vertebrates. Oxford Monographs on Geology and Geophysics, Oxford.</li> <li>Smith M.P., Donoghue P.C.J., & Sansom I.J. 2002. The spatial and temporal diversification of Early Palaeozoic vertebrates. I (Crame J.A. & Owen A.W. (red)) Palaeobiogeography and Biodiversity Change in the Ordovician and Mesozoic-Cenozoic radiations. <a href="/wiki/Geological_Society_of_London" title="Geological Society of London">Geological Society</a>, London, Special Publications 194, 69-83.</li></ul> <div class="mw-heading mw-heading3"><h3 id="Tryckta_källor"><span id="Tryckta_k.C3.A4llor"></span>Tryckta källor</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ryggradsdjur&veaction=edit&section=5" title="Redigera avsnitt: Tryckta källor" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ryggradsdjur&action=edit&section=5" title="Redigera avsnitts källkod: Tryckta källor"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite style="font-style:normal" class="book" id="CITEREFThoney_et_al.2013">Thoney et al. (2013). <i><span>Grzimek's Animal Life Encyclopedia</span></i>. "Fishes - 1". Gale-Thomson Group</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Grzimek%27s+Animal+Life+Encyclopedia&rft.aulast=Thoney+et+al.&rft.au=Thoney+et+al.&rft.date=2013&rft.volume=Fishes+-+1&rft.pub=Gale-Thomson+Group&rfr_id=info:sid/en.wikipedia.org:Ryggradsdjur"><span style="display: none;"> </span></span></li></ul> <style data-mw-deduplicate="TemplateStyles:r56287950">.mw-parser-output table.navbox{border:#aaa 1px solid;width:100%;margin:auto;margin-top:1em;clear:both;font-size:88%;text-align:center;padding:1px}.mw-parser-output link+table.navbox{margin-top:-1px}.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow,.mw-parser-output table.navbox th{text-align:center;padding-left:1em;padding-right:1em}.mw-parser-output .navbox-thlinkcolor .navbox-title button,.mw-parser-output .navbox-thlinkcolor .navbox-title .mw-collapsible-text,.mw-parser-output .navbox-thlinkcolor .navbox-title a{color:inherit}.mw-parser-output .nowraplinks a,.mw-parser-output .nowraplinks .selflink{white-space:nowrap}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right;font-weight:bold;padding-left:1em;padding-right:1em}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background:#fdfdfd}.mw-parser-output .navbox-list{border-color:#fdfdfd}.mw-parser-output .navbox-title,.mw-parser-output table.navbox th{background:#b0c4de}.mw-parser-output .navbox-abovebelow,.mw-parser-output .navbox-group,.mw-parser-output .navbox-subgroup .navbox-title{background:#d0e0f5}.mw-parser-output .navbox-subgroup .navbox-group,.mw-parser-output .navbox-subgroup .navbox-abovebelow{background:#deeafa}.mw-parser-output .navbox-even{background:#f7f7f7}.mw-parser-output .navbox-odd{background:transparent}</style><table cellspacing="0" class="navbox" style="border-spacing:0;"><tbody><tr><td style="padding:2px;"><table cellspacing="0" class="nowraplinks hlist auktoritetsdata navbox-inner" style="border-spacing:0;background:transparent;color:inherit;"><tbody><tr><th scope="row" class="navbox-group"><a href="/wiki/Auktoritetsdata" title="Auktoritetsdata">Auktoritetsdata</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px;"><div style="padding:0em 0.25em;"> • <a href="/wiki/Library_of_Congress_Control_Number" title="Library of Congress Control Number">LCCN</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://id.loc.gov/authorities/subjects/sh85142902">sh85142902</a></span> • <a href="/wiki/Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://d-nb.info/gnd/4066376-0">4066376-0</a></span> • <a href="/wiki/Biblioth%C3%A8que_nationale_de_France" title="Bibliothèque nationale de France">BNF</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://catalogue.bnf.fr/ark:/12148/cb11974791b">cb11974791b</a> <a rel="nofollow" class="external text" href="http://data.bnf.fr/ark:/12148/cb11974791b">(data)</a></span> • <a href="/wiki/Nationella_parlamentsbiblioteket" title="Nationella parlamentsbiblioteket">NDL</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://id.ndl.go.jp/auth/ndlna/00570592">00570592</a></span> • <a href="/wiki/Tjeckiska_nationalbiblioteket" title="Tjeckiska nationalbiblioteket">NKC</a>: <span class="uid"><a rel="nofollow" class="external text" href="http://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=ph115534&CON_LNG=ENG">ph115534</a></span></div></td></tr></tbody></table></td></tr></tbody></table> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r56287950"><table class="navbox" style="border-spacing:0; ;"><tbody><tr><td style="padding:2px;"><table class="" style="width:100%;border-spacing:0;background:transparent;color:inherit;;"><tbody><tr><td class="navbox-group" style=";letter-spacing:0.1px;;"><a href="https://www.wikidata.org/wiki/Wikidata:WikiProject_Taxonomy" class="extiw" title="wikidata:Wikidata:WikiProject Taxonomy">Katalogdata</a></td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><div class="hlist hlist-separated"><span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span>AFD:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="https://biodiversity.org.au/afd/taxa/Vertebrata">Vertebrata</a></span>​​​​​<span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span><a href="/wiki/Encyclopedia_of_Life" title="Encyclopedia of Life">EoL</a>:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="https://eol.org/pages/2774383">2774383</a></span>​​​​<span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span><a href="/wiki/Inaturalist" title="Inaturalist">Inaturalist</a>:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="https://inaturalist.org/taxa/355675">355675</a></span>​<span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span><a href="/wiki/Integrated_Taxonomic_Information_System" title="Integrated Taxonomic Information System">ITIS</a>:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=331030">331030</a></span>​​<span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span><a href="/wiki/National_Center_for_Biotechnology_Information" title="National Center for Biotechnology Information">NCBI</a>:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&id=7742">7742</a></span>​<span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span><a href="/wiki/Fossilworks" title="Fossilworks">Fossilworks</a>:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="https://web.archive.org/web/0/http://www.fossilworks.org/cgi-bin/bridge.pl?a=taxonInfo&taxon_no=67149">67149</a></span>​<span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span><a href="/wiki/WoRMS" class="mw-redirect" title="WoRMS">WoRMS</a>:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="https://www.marinespecies.org/aphia.php?p=taxdetails&id=146419">146419</a></span>​​​​​​​​​​​​​​​<span style="white-space:nowrap;"> </span>•<span style="white-space:nowrap;"> </span><a href="/wiki/Fauna_Europaea" title="Fauna Europaea">Fauna Europaea</a>:<span style="white-space:nowrap;"> </span><span class="url"><a rel="nofollow" class="external text" href="http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:faunaeur.org:taxname:16752">16752</a></span>​​​​​​​​​​​​​ </div></div></td></tr></tbody></table></td></tr></tbody></table> <!-- NewPP limit report Parsed by mw‐api‐int.codfw.main‐849f99967d‐hzmbh Cached time: 20241122161032 Cache expiry: 2592000 Reduced expiry: false Complications: [show‐toc] CPU time usage: 0.420 seconds Real time usage: 0.538 seconds Preprocessor visited node count: 7146/1000000 Post‐expand include size: 47111/2097152 bytes Template argument size: 24603/2097152 bytes Highest expansion depth: 23/100 Expensive parser function count: 8/500 Unstrip recursion depth: 0/20 Unstrip post‐expand size: 6811/5000000 bytes Lua time usage: 0.109/10.000 seconds Lua memory usage: 3716777/52428800 bytes Number of Wikibase entities loaded: 9/400 --> <!-- Transclusion expansion time report (%,ms,calls,template) 100.00% 494.015 1 -total 41.81% 206.570 1 Mall:Taxobox 40.01% 197.642 1 Mall:Taxonbar 39.32% 194.256 1 Mall:Navbox 38.92% 192.294 1 Mall:Faktamall 37.79% 186.706 1 Mall:Flatlist 37.41% 184.828 1 Mall:1x 36.02% 177.932 37 Mall:Taxonbar/Link 18.47% 91.257 54 Mall:If_empty 14.88% 73.512 8 Mall:URL --> <!-- Saved in parser cache with key svwiki:pcache:idhash:1530-0!canonical and timestamp 20241122161032 and revision id 51988588. 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