CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="nds" dir="ltr"> <head> <meta charset="UTF-8"> <title>Tweesiedendeerter – Wikipedia</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )ndswikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":[",\t.",".\t,"],"wgDigitTransformTable":["",""], "wgDefaultDateFormat":"dmy","wgMonthNames":["","Januar","Februar","März","April","Mai","Juni","Juli","August","September","Oktober","November","Dezember"],"wgRequestId":"5ce50dc5-adc1-48d9-9ad4-fd5993376196","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Tweesiedendeerter","wgTitle":"Tweesiedendeerter","wgCurRevisionId":885303,"wgRevisionId":885303,"wgArticleId":80754,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["Seiten, die magische ISBN-Links verwenden","Zoologie"],"wgPageViewLanguage":"nds","wgPageContentLanguage":"nds","wgPageContentModel":"wikitext","wgRelevantPageName":"Tweesiedendeerter","wgRelevantArticleId":80754,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":true,"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true, "wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"nds","pageLanguageDir":"ltr","pageVariantFallbacks":"nds"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":true,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":3000,"wgRelatedArticlesCompat":[],"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q5173","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading", "skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["mediawiki.page.media","site","mediawiki.page.ready","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=nds&modules=ext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=nds&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=nds&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.5"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Tweesiedendeerter – Wikipedia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//nds.m.wikipedia.org/wiki/Tweesiedendeerter"> <link rel="alternate" type="application/x-wiki" title="Ännern" href="/w/index.php?title=Tweesiedendeerter&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipedia (nds)"> <link rel="EditURI" type="application/rsd+xml" href="//nds.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://nds.wikipedia.org/wiki/Tweesiedendeerter"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.nds"> <link rel="alternate" type="application/atom+xml" title="Atom-Feed för Wikipedia" href="/w/index.php?title=Spezial:Toletzt_%C3%A4nnert&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Tweesiedendeerter rootpage-Tweesiedendeerter skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Zum Inhalt springen</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Website"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Hauptmenü" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-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-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Hauptmenü</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Hauptmenü</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">In die Seitenleiste verschieben</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">versteken</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigatschoon </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-text" class="mw-list-item"><a href="/wiki/Wikipedia:H%C3%B6%C3%B6ftsiet"><span>Hööftsiet</span></a></li><li id="n-aboutsite" class="mw-list-item"><a href="/wiki/Wikipedia:Infos_f%C3%B6r_Niege"><span>Över Wikipedia</span></a></li><li id="n-Ik-bruuk-Hülp" class="mw-list-item"><a href="/wiki/Wikipedia:Ik_bruuk_H%C3%BClp"><span>Ik bruuk Hülp</span></a></li><li id="n-Artikels-na-Alphabet" class="mw-list-item"><a href="/wiki/Spezial:Alle_Sieden"><span>Artikels na Alphabet</span></a></li><li id="n-Ne’en-Artikel-schrieven" class="mw-list-item"><a href="/wiki/Wikipedia:Ne%E2%80%99en_Artikel_schrieven"><span>Ne’en Artikel schrieven</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Spezial:Tof%C3%A4llige_Siet" title="Tofällige Siet [x]" accesskey="x"><span>Tofällige Siet</span></a></li> </ul> </div> </div> <div id="p-Mitmaken" class="vector-menu mw-portlet mw-portlet-Mitmaken" > <div class="vector-menu-heading"> Mitmaken </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-help" class="mw-list-item"><a href="https://nds.wikipedia.org/wiki/Hülp:Hülp" title="Hier kriegst du Hülp."><span>Hülp</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Portal" title="över dat Projekt, wat du doon kannst, woans du de Saken finnen kannst"><span>Wikipedia-Portal</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Spezial:Toletzt_%C3%A4nnert" title="Wat in dit Wiki toletzt ännert worrn is. [r]" accesskey="r"><span>Toletzt ännert</span></a></li> </ul> </div> </div> <div id="p-" class="vector-menu mw-portlet mw-portlet-" > <div class="vector-menu-heading"> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-Kuntakt" class="mw-list-item"><a href="/wiki/Wikipedia:Kuntakt"><span>Kuntakt</span></a></li><li id="n-Impressum" class="mw-list-item"><a href="/wiki/Wikipedia:Impressum"><span>Impressum</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Wikipedia:H%C3%B6%C3%B6ftsiet" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="Dat fre’e Nakieksel" src="/static/images/mobile/copyright/wikipedia-tagline-nds.svg" width="99" height="10" style="width: 6.1875em; height: 0.625em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Spezial:S%C3%B6%C3%B6k" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Söken in dit Wiki [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Söken</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Söken Wikipedia" aria-label="Söken Wikipedia" autocapitalize="sentences" title="Söken in dit Wiki [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Spezial:Söök"> </div> <button class="cdx-button cdx-search-input__end-button">Söken</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Persönliche Warktüüch"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Erscheinungsbild"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Änderung des Aussehens der Schriftgröße, -breite und -farbe der Seite" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Erscheinungsbild" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-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-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Erscheinungsbild</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_nds.wikipedia.org&uselang=nds" class=""><span>Spennen</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Spezial:Brukerkonto_anleggen&returnto=Tweesiedendeerter" title="Wir ermutigen dich dazu, ein Benutzerkonto zu erstellen und dich anzumelden. Es ist jedoch nicht zwingend erforderlich." class=""><span>Brukerkonto inrichten</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Spezial:Anmellen&returnto=Tweesiedendeerter" title="Du kannst di geern anmellen, dat is aver nich nödig, dat du Sieden ännern kannst. [o]" accesskey="o" class=""><span>Anmellen</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Weitere Optionen" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Persönliche Warktüüch" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-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-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Persönliche Warktüüch</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal" title="Benutzermenü" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_nds.wikipedia.org&uselang=nds"><span>Spennen</span></a></li><li id="pt-contribute" class="mw-list-item"><a href="/wiki/Spezial:Contribute"><span class="vector-icon mw-ui-icon-edit mw-ui-icon-wikimedia-edit"></span> <span>Beitragen</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Spezial:Brukerkonto_anleggen&returnto=Tweesiedendeerter" title="Wir ermutigen dich dazu, ein Benutzerkonto zu erstellen und dich anzumelden. Es ist jedoch nicht zwingend erforderlich."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Brukerkonto inrichten</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Spezial:Anmellen&returnto=Tweesiedendeerter" title="Du kannst di geern anmellen, dat is aver nich nödig, dat du Sieden ännern kannst. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Anmellen</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Seiten für abgemeldete Benutzer <a href="/wiki/H%C3%BClp:Einf%C3%BChrung" aria-label="Erfahre mehr über das Bearbeiten"><span>Weitere Informationen</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Spezial:Miene_Diskuschoonssiet" title="Diskuschoon över Ännern vun disse IP-Adress [n]" accesskey="n"><span>Diskuschoon</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Website"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Inhaltsverzeichnis" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Inhaltsverzeichnis</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">In die Seitenleiste verschieben</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">versteken</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">Anfang</div> </a> </li> <li id="toc-Wie_de_Bilateria_unnerdeelt_weert" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Wie_de_Bilateria_unnerdeelt_weert"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Wie de Bilateria unnerdeelt weert</span> </div> </a> <button aria-controls="toc-Wie_de_Bilateria_unnerdeelt_weert-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>Unterabschnitt Wie de Bilateria unnerdeelt weert umschalten</span> </button> <ul id="toc-Wie_de_Bilateria_unnerdeelt_weert-sublist" class="vector-toc-list"> <li id="toc-Literatur" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Literatur"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Literatur</span> </div> </a> <ul id="toc-Literatur-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="Inhaltsverzeichnis" 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="Inhaltsverzeichnis umschalten" > <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">Inhaltsverzeichnis umschalten</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">Tweesiedendeerter</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="Zu einem Artikel in einer anderen Sprache gehen. Verfügbar in 68 Sprachen" > <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-68" 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">68 Spraaken</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/Bilateria" title="Bilateria – Afrikaansch" lang="af" hreflang="af" data-title="Bilateria" data-language-autonym="Afrikaans" data-language-local-name="Afrikaansch" 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/Bilateria" title="Bilateria – Swiezerdüütsch" lang="gsw" hreflang="gsw" data-title="Bilateria" data-language-autonym="Alemannisch" data-language-local-name="Swiezerdüütsch" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AB%D9%86%D8%A7%D8%A6%D9%8A%D8%A7%D8%AA_%D8%A7%D9%84%D8%AA%D9%86%D8%A7%D8%B8%D8%B1" title="ثنائيات التناظر – Araabsch" lang="ar" hreflang="ar" data-title="ثنائيات التناظر" data-language-autonym="العربية" data-language-local-name="Araabsch" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%A8%D8%A7%D9%8A%D9%84%D8%A7%D8%AA%D9%8A%D8%B1%D9%8A%D8%A7" title="بايلاتيريا – Ägyptisches Arabisch" lang="arz" hreflang="arz" data-title="بايلاتيريا" data-language-autonym="مصرى" data-language-local-name="Ägyptisches Arabisch" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Bilateria" title="Bilateria – Asturiaansch" lang="ast" hreflang="ast" data-title="Bilateria" data-language-autonym="Asturianu" data-language-local-name="Asturiaansch" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/%C4%B0kit%C9%99r%C9%99flisimmetriyal%C4%B1lar" title="İkitərəflisimmetriyalılar – Aserbaidschaansch" lang="az" hreflang="az" data-title="İkitərəflisimmetriyalılar" data-language-autonym="Azərbaycanca" data-language-local-name="Aserbaidschaansch" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/Bilateria" title="Bilateria – Baschkiersch" lang="ba" hreflang="ba" data-title="Bilateria" data-language-autonym="Башҡортса" data-language-local-name="Baschkiersch" 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%94%D0%B2%D1%83%D1%85%D0%B1%D0%B0%D0%BA%D0%BE%D0%B2%D0%B0-%D1%81%D1%96%D0%BC%D0%B5%D1%82%D1%80%D1%8B%D1%87%D0%BD%D1%8B%D1%8F" title="Двухбакова-сіметрычныя – Wittruss’sch" lang="be" hreflang="be" data-title="Двухбакова-сіметрычныя" data-language-autonym="Беларуская" data-language-local-name="Wittruss’sch" 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%91%D1%96%D0%BB%D1%8F%D1%82%D1%8D%D1%80%D0%B0%D0%BB%D1%8C%D0%BD%D1%8B%D1%8F" title="Білятэральныя – Weißrussisch (Taraschkewiza)" lang="be-tarask" hreflang="be-tarask" data-title="Білятэральныя" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Weißrussisch (Taraschkewiza)" 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%94%D0%B2%D1%83%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%BD%D0%BE_%D1%81%D0%B8%D0%BC%D0%B5%D1%82%D1%80%D0%B8%D1%87%D0%BD%D0%B8" title="Двустранно симетрични – Bulgaarsch" lang="bg" hreflang="bg" data-title="Двустранно симетрични" data-language-autonym="Български" data-language-local-name="Bulgaarsch" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%A6%E0%A7%8D%E0%A6%AC%E0%A6%BF%E0%A6%AA%E0%A6%BE%E0%A6%B0%E0%A7%8D%E0%A6%B6%E0%A7%8D%E0%A6%AC%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%A4%E0%A6%BF%E0%A6%B8%E0%A6%AE_%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%A3%E0%A7%80" title="দ্বিপার্শ্বপ্রতিসম প্রাণী – Bengaalsch" lang="bn" hreflang="bn" data-title="দ্বিপার্শ্বপ্রতিসম প্রাণী" data-language-autonym="বাংলা" data-language-local-name="Bengaalsch" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Bilateralia" title="Bilateralia – Bosnisch" lang="bs" hreflang="bs" data-title="Bilateralia" data-language-autonym="Bosanski" data-language-local-name="Bosnisch" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Bilaterals" title="Bilaterals – Katalaansch" lang="ca" hreflang="ca" data-title="Bilaterals" data-language-autonym="Català" data-language-local-name="Katalaansch" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%AF%D9%88%D9%88%D9%84%D8%A7%DB%8C%D8%A7%D9%86" title="دوولایان – Zentraalkurdsch" lang="ckb" hreflang="ckb" data-title="دوولایان" data-language-autonym="کوردی" data-language-local-name="Zentraalkurdsch" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Dvoustrann%C4%9B_soum%C4%9Brn%C3%AD" title="Dvoustranně souměrní – Tschech’sch" lang="cs" hreflang="cs" data-title="Dvoustranně souměrní" data-language-autonym="Čeština" data-language-local-name="Tschech’sch" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Bilateria" title="Bilateria – Däänsch" lang="da" hreflang="da" data-title="Bilateria" data-language-autonym="Dansk" data-language-local-name="Däänsch" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Bilateria" title="Bilateria – Düütsch" lang="de" hreflang="de" data-title="Bilateria" data-language-autonym="Deutsch" data-language-local-name="Düütsch" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%91%CE%BC%CF%86%CE%AF%CF%80%CE%BB%CE%B5%CF%85%CF%81%CE%B1" title="Αμφίπλευρα – Greeksch" lang="el" hreflang="el" data-title="Αμφίπλευρα" data-language-autonym="Ελληνικά" data-language-local-name="Greeksch" 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/Bilateria" title="Bilateria – Engelsch" lang="en" hreflang="en" data-title="Bilateria" data-language-autonym="English" data-language-local-name="Engelsch" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Duflankulo" title="Duflankulo – Esperanto" lang="eo" hreflang="eo" data-title="Duflankulo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Bilateria" title="Bilateria – Spaansch" lang="es" hreflang="es" data-title="Bilateria" data-language-autonym="Español" data-language-local-name="Spaansch" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Kahek%C3%BClgsed" title="Kahekülgsed – Eestnisch" lang="et" hreflang="et" data-title="Kahekülgsed" data-language-autonym="Eesti" data-language-local-name="Eestnisch" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Bilateria" title="Bilateria – Basksch" lang="eu" hreflang="eu" data-title="Bilateria" data-language-autonym="Euskara" data-language-local-name="Basksch" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AF%D9%88%D8%B3%D9%88%D8%A6%DB%8C%D8%A7%D9%86" title="دوسوئیان – Pers’sch" lang="fa" hreflang="fa" data-title="دوسوئیان" data-language-autonym="فارسی" data-language-local-name="Pers’sch" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Kaksikylkiset" title="Kaksikylkiset – Finnsch" lang="fi" hreflang="fi" data-title="Kaksikylkiset" data-language-autonym="Suomi" data-language-local-name="Finnsch" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Bilateria" title="Bilateria – Franzöösch" lang="fr" hreflang="fr" data-title="Bilateria" data-language-autonym="Français" data-language-local-name="Franzöösch" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Twiisidjeten" title="Twiisidjeten – Noordfreesch" lang="frr" hreflang="frr" data-title="Twiisidjeten" data-language-autonym="Nordfriisk" data-language-local-name="Noordfreesch" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Twasidigen" title="Twasidigen – Westfreesch" lang="fy" hreflang="fy" data-title="Twasidigen" data-language-autonym="Frysk" data-language-local-name="Westfreesch" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Bilateral_(zoolox%C3%ADa)" title="Bilateral (zooloxía) – Galizisch" lang="gl" hreflang="gl" data-title="Bilateral (zooloxía)" data-language-autonym="Galego" data-language-local-name="Galizisch" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%91%D7%99%D7%9C%D7%98%D7%A8%D7%99%D7%94" title="בילטריה – Hebrääsch" lang="he" hreflang="he" data-title="בילטריה" data-language-autonym="עברית" data-language-local-name="Hebrääsch" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AC%E0%A4%BE%E0%A4%87%E0%A4%B2%E0%A5%87%E0%A4%9F%E0%A5%87%E0%A4%B0%E0%A4%BF%E0%A4%AF%E0%A4%BE" title="बाइलेटेरिया – Hindi" lang="hi" hreflang="hi" data-title="बाइलेटेरिया" 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/Bilateralne_%C5%BEivotinje" title="Bilateralne životinje – Kroaatsch" lang="hr" hreflang="hr" data-title="Bilateralne životinje" data-language-autonym="Hrvatski" data-language-local-name="Kroaatsch" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/K%C3%A9toldali_szimmetri%C3%A1j%C3%BA_%C3%A1llatok" title="Kétoldali szimmetriájú állatok – Ungaarsch" lang="hu" hreflang="hu" data-title="Kétoldali szimmetriájú állatok" data-language-autonym="Magyar" data-language-local-name="Ungaarsch" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Bilateria" title="Bilateria – Indoneesch" lang="id" hreflang="id" data-title="Bilateria" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indoneesch" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ilo mw-list-item"><a href="https://ilo.wikipedia.org/wiki/Bilateria" title="Bilateria – Ilokano" lang="ilo" hreflang="ilo" data-title="Bilateria" data-language-autonym="Ilokano" data-language-local-name="Ilokano" class="interlanguage-link-target"><span>Ilokano</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Tv%C3%ADhli%C3%B0a_d%C3%BDr" title="Tvíhliða dýr – Ieslandsch" lang="is" hreflang="is" data-title="Tvíhliða dýr" data-language-autonym="Íslenska" data-language-local-name="Ieslandsch" 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/Bilateria" title="Bilateria – Italieensch" lang="it" hreflang="it" data-title="Bilateria" data-language-autonym="Italiano" data-language-local-name="Italieensch" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%B7%A6%E5%8F%B3%E7%9B%B8%E7%A7%B0%E5%8B%95%E7%89%A9" title="左右相称動物 – Japaansch" lang="ja" hreflang="ja" data-title="左右相称動物" data-language-autonym="日本語" data-language-local-name="Japaansch" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Tisendisin" title="Tisendisin – Kabyylsch" lang="kab" hreflang="kab" data-title="Tisendisin" data-language-autonym="Taqbaylit" data-language-local-name="Kabyylsch" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%A2%8C%EC%9A%B0%EB%8C%80%EC%B9%AD%EB%8F%99%EB%AC%BC" title="좌우대칭동물 – Koreaansch" lang="ko" hreflang="ko" data-title="좌우대칭동물" data-language-autonym="한국어" data-language-local-name="Koreaansch" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Bilateria" title="Bilateria – Latiensch" lang="la" hreflang="la" data-title="Bilateria" data-language-autonym="Latina" data-language-local-name="Latiensch" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Bilateria" title="Bilateria – Limborgsch" lang="li" hreflang="li" data-title="Bilateria" data-language-autonym="Limburgs" data-language-local-name="Limborgsch" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Bilater%C4%81%C4%BCi" title="Bilaterāļi – Lettsch" lang="lv" hreflang="lv" data-title="Bilaterāļi" data-language-autonym="Latviešu" data-language-local-name="Lettsch" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%94%D0%B2%D0%BE%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B8_%D0%B6%D0%B8%D0%B2%D0%BE%D1%82%D0%BD%D0%B8" title="Двострани животни – Mazedoonsch" lang="mk" hreflang="mk" data-title="Двострани животни" data-language-autonym="Македонски" data-language-local-name="Mazedoonsch" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Bilateria" title="Bilateria – Malaisch" lang="ms" hreflang="ms" data-title="Bilateria" data-language-autonym="Bahasa Melayu" data-language-local-name="Malaisch" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Bilateria" title="Bilateria – Nedderlandsch" lang="nl" hreflang="nl" data-title="Bilateria" data-language-autonym="Nederlands" data-language-local-name="Nedderlandsch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Bilateria" title="Bilateria – Norweegsch Nynorsk" lang="nn" hreflang="nn" data-title="Bilateria" data-language-autonym="Norsk nynorsk" data-language-local-name="Norweegsch Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Bilaterier" title="Bilaterier – Norweegsch Bokmål" lang="nb" hreflang="nb" data-title="Bilaterier" data-language-autonym="Norsk bokmål" data-language-local-name="Norweegsch Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nv mw-list-item"><a href="https://nv.wikipedia.org/wiki/Bik%CA%BCiiz_Naaki%C3%ADg%C3%AD%C3%AD" title="Bikʼiiz Naakiígíí – Navajo" lang="nv" hreflang="nv" data-title="Bikʼiiz Naakiígíí" data-language-autonym="Diné bizaad" data-language-local-name="Navajo" class="interlanguage-link-target"><span>Diné bizaad</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Bilateria" title="Bilateria – Okzitaansch" lang="oc" hreflang="oc" data-title="Bilateria" data-language-autonym="Occitan" data-language-local-name="Okzitaansch" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Zwierz%C4%99ta_dwubocznie_symetryczne" title="Zwierzęta dwubocznie symetryczne – Poolsch" lang="pl" hreflang="pl" data-title="Zwierzęta dwubocznie symetryczne" data-language-autonym="Polski" data-language-local-name="Poolsch" 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/Bilateria" title="Bilateria – Portugeesch" lang="pt" hreflang="pt" data-title="Bilateria" data-language-autonym="Português" data-language-local-name="Portugeesch" 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/Bilateria" title="Bilateria – Rumäänsch" lang="ro" hreflang="ro" data-title="Bilateria" data-language-autonym="Română" data-language-local-name="Rumäänsch" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%94%D0%B2%D1%83%D1%81%D1%82%D0%BE%D1%80%D0%BE%D0%BD%D0%BD%D0%B5-%D1%81%D0%B8%D0%BC%D0%BC%D0%B5%D1%82%D1%80%D0%B8%D1%87%D0%BD%D1%8B%D0%B5" title="Двусторонне-симметричные – Russ’sch" lang="ru" hreflang="ru" data-title="Двусторонне-симметричные" data-language-autonym="Русский" data-language-local-name="Russ’sch" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Bilateria" title="Bilateria – Schottsch" lang="sco" hreflang="sco" data-title="Bilateria" data-language-autonym="Scots" data-language-local-name="Schottsch" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Bilateria" title="Bilateria – einfaches Englisch" lang="en-simple" hreflang="en-simple" data-title="Bilateria" data-language-autonym="Simple English" data-language-local-name="einfaches Englisch" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Dvojstranovce" title="Dvojstranovce – Slowaaksch" lang="sk" hreflang="sk" data-title="Dvojstranovce" data-language-autonym="Slovenčina" data-language-local-name="Slowaaksch" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/Bilateria" title="Bilateria – Serbsch" lang="sr" hreflang="sr" data-title="Bilateria" data-language-autonym="Српски / srpski" data-language-local-name="Serbsch" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Tv%C3%A5sidiga_djur" title="Tvåsidiga djur – Sweedsch" lang="sv" hreflang="sv" data-title="Tvåsidiga djur" data-language-autonym="Svenska" data-language-local-name="Sweedsch" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%84%E0%B8%9A%E0%B8%A5%E0%B8%B2%E0%B8%97%E0%B8%B5%E0%B9%80%E0%B8%A3%E0%B8%B5%E0%B8%A2" title="ไบลาทีเรีย – Thai" lang="th" hreflang="th" data-title="ไบลาทีเรีย" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Bilateria" title="Bilateria – Tagalog" lang="tl" hreflang="tl" data-title="Bilateria" data-language-autonym="Tagalog" data-language-local-name="Tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Bilateria" title="Bilateria – Törksch" lang="tr" hreflang="tr" data-title="Bilateria" data-language-autonym="Türkçe" data-language-local-name="Törksch" 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%94%D0%B2%D0%BE%D0%B1%D1%96%D1%87%D0%BD%D0%BE-%D1%81%D0%B8%D0%BC%D0%B5%D1%82%D1%80%D0%B8%D1%87%D0%BD%D1%96" title="Двобічно-симетричні – Ukrainsch" lang="uk" hreflang="uk" data-title="Двобічно-симетричні" data-language-autonym="Українська" data-language-local-name="Ukrainsch" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/%C4%90%E1%BB%99ng_v%E1%BA%ADt_%C4%91%E1%BB%91i_x%E1%BB%A9ng_hai_b%C3%AAn" title="Động vật đối xứng hai bên – Vietnameesch" lang="vi" hreflang="vi" data-title="Động vật đối xứng hai bên" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnameesch" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Bilateria" title="Bilateria – Waray" lang="war" hreflang="war" data-title="Bilateria" 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/%E4%B8%A4%E4%BE%A7%E5%AF%B9%E7%A7%B0%E5%8A%A8%E7%89%A9" title="两侧对称动物 – Wu" lang="wuu" hreflang="wuu" data-title="两侧对称动物" 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-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E4%B8%A4%E4%BE%A7%E5%AF%B9%E7%A7%B0%E5%8A%A8%E7%89%A9" title="两侧对称动物 – Chineesch" lang="zh" hreflang="zh" data-title="两侧对称动物" data-language-autonym="中文" data-language-local-name="Chineesch" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E5%85%A9%E5%81%B4%E5%B0%8D%E7%A8%B1%E5%8B%95%E7%89%A9" title="兩側對稱動物 – Kantonesisch" lang="yue" hreflang="yue" data-title="兩側對稱動物" data-language-autonym="粵語" data-language-local-name="Kantonesisch" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q5173#sitelinks-wikipedia" title="Interspraaklenken ännern" class="wbc-editpage">Linken ännern</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Naamrüüm"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Tweesiedendeerter" title="Siet ankieken [c]" accesskey="c"><span>Siet</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Diskuschoon:Tweesiedendeerter&action=edit&redlink=1" rel="discussion" class="new" title="Diskuschoon över disse Siet (Siet noch nich vörhannen) [t]" accesskey="t"><span>Diskuschoon</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Sprachvariante ändern" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Plattdüütsch</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Ansichten"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Tweesiedendeerter"><span>Lesen</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&veaction=edit" title="Disse Siet ännern [v]" accesskey="v"><span>Ännern</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&action=edit" title="Bornkoood vun düsse Siet ännern [e]" accesskey="e"><span>Bornkood ännern</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&action=history" title="Historie vun disse Siet. [h]" accesskey="h"><span>Historie bekieken</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Seitenwerkzeuge"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Warktüüch" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Warktüüch</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Warktüüch</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">In die Seitenleiste verschieben</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">versteken</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Weitere Optionen" > <div class="vector-menu-heading"> Aktionen </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Tweesiedendeerter"><span>Lesen</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&veaction=edit" title="Disse Siet ännern [v]" accesskey="v"><span>Ännern</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&action=edit" title="Bornkoood vun düsse Siet ännern [e]" accesskey="e"><span>Bornkood ännern</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&action=history"><span>Historie bekieken</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Allmeen </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Spezial:Wat_wiest_hier_hen/Tweesiedendeerter" title="Wat wiest hierher [j]" accesskey="j"><span>Wat linkt na disse Siet</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Spezial:%C3%84nnern_an_lenkte_Sieden/Tweesiedendeerter" rel="nofollow" title="Verlinkte Sieden [k]" accesskey="k"><span>Ännern an linkt Sieden</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard?uselang=nds" title="Biller oder Mediendatein hoochladen [u]" accesskey="u"><span>Hoochladen</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Spezial:Spezialsieden" title="List vun alle Spezialsieden [q]" accesskey="q"><span>Sünnerliche Sieden</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&oldid=885303" title="Permanentlenk na disse Version vun de Siet"><span>Duurlink</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&action=info" title="Weitere Informationen über diese Seite"><span>Siedeninformatschonen</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Spezial:Ziteerhelp&page=Tweesiedendeerter&id=885303&wpFormIdentifier=titleform" title="Hinweise, wie diese Seite zitiert werden kann"><span>Disse Siet ziteren</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Spezial:URL-K%C3%BCrzung&url=https%3A%2F%2Fnds.wikipedia.org%2Fwiki%2FTweesiedendeerter"><span>Gekürzte URL abrufen</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Spezial:QrCode&url=https%3A%2F%2Fnds.wikipedia.org%2Fwiki%2FTweesiedendeerter"><span>QR-Code runterladen</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Drück/drag ut </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Spezial:Buch&bookcmd=book_creator&referer=Tweesiedendeerter"><span>Book opstellen</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Spezial:DownloadAsPdf&page=Tweesiedendeerter&action=show-download-screen"><span>As PDF dalladen</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Tweesiedendeerter&printable=yes" title="Druckversion vun disse Siet [p]" accesskey="p"><span>Druckverschoon</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In anner Projekten </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Bilateria" hreflang="en"><span>Wikimedia Commons</span></a></li><li class="wb-otherproject-link wb-otherproject-species mw-list-item"><a href="https://species.wikimedia.org/wiki/Bilateria" hreflang="en"><span>Wikispecies</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q5173" title="Link zum verbundenen Objekt im Datenrepositorium [g]" accesskey="g"><span>Wikidata Saak</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Seitenwerkzeuge"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Erscheinungsbild"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Erscheinungsbild</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">In die Seitenleiste verschieben</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">versteken</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" 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">Vun Wikipedia</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="nds" dir="ltr"><table class="taxobox"> <tbody><tr> <th>Tweesiedendeerter </th></tr> <tr> <td class="taxo-bild"><figure class="notpageimage" typeof="mw:File/Thumb"><a href="/wiki/Bild:Animal_diversity_October_2007.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Animal_diversity_October_2007.jpg/300px-Animal_diversity_October_2007.jpg" decoding="async" width="300" height="360" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Animal_diversity_October_2007.jpg/450px-Animal_diversity_October_2007.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Animal_diversity_October_2007.jpg/600px-Animal_diversity_October_2007.jpg 2x" data-file-width="1000" data-file-height="1200" /></a><figcaption>Allerhand Tweesiedendeerter</figcaption></figure> </td></tr> <tr> <th><a href="/wiki/Systematik_(Biologie)" title="Systematik (Biologie)">Systematik</a> </th></tr> <tr> <td> <table> <tbody><tr> <td><a href="/wiki/Dom%C3%A4%C3%A4n_(Biologie)" class="mw-redirect" title="Domään (Biologie)">Domään</a>:</td> <td><a href="/wiki/Eukaryota" class="mw-redirect" title="Eukaryota">Eukaryota</a> <p class="mw-empty-elt"> </p> </td></tr> <tr> <td><a href="/wiki/Ahn_Rang" class="mw-redirect" title="Ahn Rang">ahn Rang</a>:</td> <td><a href="/w/index.php?title=Amorphea&action=edit&redlink=1" class="new" title="Amorphea (Siet noch nich vörhannen)">Amorphea</a> </td></tr> <tr> <td><a href="/wiki/Ahn_Rang" class="mw-redirect" title="Ahn Rang">ahn Rang</a>:</td> <td><a href="/w/index.php?title=Opisthokonta&action=edit&redlink=1" class="new" title="Opisthokonta (Siet noch nich vörhannen)">Opisthokonta</a> </td></tr> <tr> <td><a href="/wiki/Ahn_Rang" class="mw-redirect" title="Ahn Rang">ahn Rang</a>:</td> <td><a href="/w/index.php?title=Holozoa&action=edit&redlink=1" class="new" title="Holozoa (Siet noch nich vörhannen)">Holozoa</a> </td></tr> <tr> <td><a href="/wiki/Ahn_Rang" class="mw-redirect" title="Ahn Rang">ahn Rang</a>:</td> <td><a href="/wiki/Veelzellers" title="Veelzellers">Veelzellers</a> (<i>Metazoa</i>) </td></tr> <tr> <td><a href="/wiki/Afdeel_(Biologie)" class="mw-redirect" title="Afdeel (Biologie)">Afdeel</a>:</td> <td><a href="/wiki/Geweevdeerter" title="Geweevdeerter">Geweevdeerter</a> (<i>Eumetazoa</i>) </td></tr> <tr> <td><a href="/wiki/Afdeel_(Biologie)" class="mw-redirect" title="Afdeel (Biologie)">Ünnerafdeel</a>:</td> <td>Tweesiedendeerter (<i>Bilateria</i>) </td></tr> </tbody></table> </td></tr> <tr> <th><a href="/wiki/Bioloogsche_Nomenklatur" class="mw-redirect" title="Bioloogsche Nomenklatur">Wetenschoplich Naam</a> </th></tr> <tr> <td class="taxo-name">Bilateria </td></tr> <tr> <td class="Person"><a href="/w/index.php?title=Berthold_Hatschek&action=edit&redlink=1" class="new" title="Berthold Hatschek (Siet noch nich vörhannen)">Hatschek</a>, 1888 </td></tr></tbody></table> <p>De <b>Tweesiedendeerter</b> oder <b>Bilateria</b> sünd en Unnergrupp vun dat Unnerriek vun de <a href="/wiki/Geweevdeerter" title="Geweevdeerter">Geweevdeerter</a> (Eumetazoa). De <a href="/wiki/Wetenschop" title="Wetenschop">wetenschoppliche</a> Naam vun düt <a href="/wiki/Taxon" title="Taxon">Taxon</a> is hernahmen vun <a href="/wiki/Latiensch" class="mw-redirect" title="Latiensch">lat.</a> <i>bis</i> (dubbelt; twee) un <i>latus</i> (Siet) „Tweesiedig“ oder „Tweesiedendeerter“. Meist all <a href="/wiki/Deerter" title="Deerter">Deerter</a>, de dat gifft, höört dor to. Vun de Gruppen, de nich to de Tweesiedendeerter tohören doot, sünd de <a href="/wiki/Swammdeerter" title="Swammdeerter">Swammdeerter</a> un de <a href="/w/index.php?title=Neteldeerter&action=edit&redlink=1" class="new" title="Neteldeerter (Siet noch nich vörhannen)">Neteldeerter</a> sunnerlich bekannt. </p><p>Meist all Bilateria sünd na twee Sieden hen <a href="/w/index.php?title=Symmetrie&action=edit&redlink=1" class="new" title="Symmetrie (Siet noch nich vörhannen)">symmetrisch</a>. Bloß bi de <a href="/w/index.php?title=Stekelhuutdeerter&action=edit&redlink=1" class="new" title="Stekelhuutdeerter (Siet noch nich vörhannen)">Stekelhuutdeerter</a> (Seesteerns un annere) sütt dat anners ut: Se sünd (sekundär) radial symmetrisch. Man as <a href="/wiki/Larve" title="Larve">Larve</a> sünd se ok tweesiedensymmetrisch. Dat heet, de linke Hälft vun dat Lief is as en Spegelbild to de rechte Hälft upboot. De Liever vun de Tweesiedendeerter foolt sik ut ut dree <a href="/w/index.php?title=Kiemblatt&action=edit&redlink=1" class="new" title="Kiemblatt (Siet noch nich vörhannen)">Kiemblöder</a>: Dat <a href="/w/index.php?title=Entoderm&action=edit&redlink=1" class="new" title="Entoderm (Siet noch nich vörhannen)">Entoderm</a>, dat <a href="/w/index.php?title=Mesoderm&action=edit&redlink=1" class="new" title="Mesoderm (Siet noch nich vörhannen)">Mesoderm</a> un dat <a href="/w/index.php?title=Ektoderm&action=edit&redlink=1" class="new" title="Ektoderm (Siet noch nich vörhannen)">Ektoderm</a>. An un for sik hefft se all en Vör- un en Achterenne un en Mund. Dat kann avers angahn, datt se in’n Loop vun de Stammgeschicht düsse Kennteken torüchboot hefft, as dat bi <a href="/wiki/Parasiten" class="mw-redirect" title="Parasiten">Parasiten</a> passeert is. Meist all Bilateria hefft en vullstännigen <a href="/w/index.php?title=Darm&action=edit&redlink=1" class="new" title="Darm (Siet noch nich vörhannen)">Darmkanal</a>. Ok en Liefhöhle (<i>Coelom</i>) is bi jem to finnen. Se liggt in dat Mesoderm. In de Höhle liggt de <a href="/wiki/Organ_(Biologie)" title="Organ (Biologie)">Organe</a>. Bi de annern gifft dat en <a href="/w/index.php?title=Pseudocoelom&action=edit&redlink=1" class="new" title="Pseudocoelom (Siet noch nich vörhannen)">Pseudocoelom</a>, as bi de <a href="/w/index.php?title=L%C3%BCttje_Raddeerter&action=edit&redlink=1" class="new" title="Lüttje Raddeerter (Siet noch nich vörhannen)">Lüttjen Raddeerter</a> un de <a href="/wiki/Fadenw%C3%B6rmer" title="Fadenwörmer">Fadenwörmer</a>. De <a href="/wiki/Plattw%C3%B6rmer" title="Plattwörmer">Plattwörmer</a> un <a href="/w/index.php?title=Gastrotricha&action=edit&redlink=1" class="new" title="Gastrotricha (Siet noch nich vörhannen)">Gastrotricha</a> hefft gor keen Liefhöhlen un sünd vundeswegen as <a href="/w/index.php?title=Acoelomata&action=edit&redlink=1" class="new" title="Acoelomata (Siet noch nich vörhannen)">Acoelomata</a> bekannt. Wohrschienlich is de Liefhöhl eerst later, mit den Loop vun de <a href="/wiki/Evolutschoon" title="Evolutschoon">Evolutschoon</a>, bi jem torüchbillt wurrn. </p> <div class="mw-heading mw-heading2"><h2 id="Wie_de_Bilateria_unnerdeelt_weert">Wie de Bilateria unnerdeelt weert</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tweesiedendeerter&veaction=edit&section=1" title="Ännere Afsnitt: Wie de Bilateria unnerdeelt weert" class="mw-editsection-visualeditor"><span>ännern</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Tweesiedendeerter&action=edit&section=1" title="Quellcode des Abschnitts bearbeiten: Wie de Bilateria unnerdeelt weert"><span>Bornkood ännern</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>De Tweesiedendeerter fallt ut’neen in twee Gruppen: De <a href="/wiki/Ehrderm%C3%BCnner" title="Ehrdermünner">Ehrdermünner</a> (Protostomia) un de <a href="/wiki/Laterm%C3%BCnner" title="Latermünner">Latermünner</a> (Deuterostomia). In de Grupp vun de Neemünner weert de <a href="/w/index.php?title=Stekelhuutdeerter&action=edit&redlink=1" class="new" title="Stekelhuutdeerter (Siet noch nich vörhannen)">Stekelhuutdeerter</a>, de <a href="/w/index.php?title=Hemichordata&action=edit&redlink=1" class="new" title="Hemichordata (Siet noch nich vörhannen)">Hemichordata</a> un de <a href="/wiki/Chordadeerter" class="mw-redirect" title="Chordadeerter">Chordadeerter</a> (Chordata), dormank <a href="/wiki/Warveldeerter" title="Warveldeerter">Warveldeerter</a> un ok de <a href="/wiki/Homo_sapiens" class="mw-redirect" title="Homo sapiens">Minschen</a>, tohopenfaat. Unner Umstänn kaamt dor noch de wecken <a href="/wiki/Stamm_(Biologie)" class="mw-redirect" title="Stamm (Biologie)">Stämm</a> mit to. All annern Stämm höört to de Oormünner to, u. a. de <a href="/wiki/Liddf%C3%B6%C3%B6t" title="Liddfööt">Liddfööt</a>, <a href="/wiki/Ringelw%C3%B6rmer" title="Ringelwörmer">Ringelwörmer</a> un <a href="/wiki/Weekdeerter" title="Weekdeerter">Weekdeerter</a>. Twuschen Oormünner un Neemünner gifft dat en Reeg vun Unnerschede. De wichtigst is, datt bi de Oormünner dat eerste Gatt, wat in den <a href="/w/index.php?title=Embryo&action=edit&redlink=1" class="new" title="Embryo (Siet noch nich vörhannen)">Embryo</a> opengeiht, de <a href="/w/index.php?title=Mund&action=edit&redlink=1" class="new" title="Mund (Siet noch nich vörhannen)">Mund</a> is. Bi de Neemünner is dat eerste Gatt, datt sik rutbillt, dat Achtergatt (Anus). </p><p>Bi de ollsten Bilateria, de bekannt sünd, hannelt sik dat um <i><a href="/w/index.php?title=Vernanimalcula&action=edit&redlink=1" class="new" title="Vernanimalcula (Siet noch nich vörhannen)">Vernanimalcula</a></i> un <i><a href="/w/index.php?title=Kimberella&action=edit&redlink=1" class="new" title="Kimberella (Siet noch nich vörhannen)">Kimberella</a></i>. </p> <div class="mw-heading mw-heading3"><h3 id="Literatur">Literatur</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tweesiedendeerter&veaction=edit&section=2" title="Ännere Afsnitt: Literatur" class="mw-editsection-visualeditor"><span>ännern</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Tweesiedendeerter&action=edit&section=2" title="Quellcode des Abschnitts bearbeiten: Literatur"><span>Bornkood ännern</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Wehner, R.; Gehring, W.: <i>Zoologie.</i> 24. Uplage, heel un deel nee overhen gahn, Georg Thieme Verlag, New York, 2007 <a href="/wiki/Spezial:ISBN-S%C3%B6%C3%B6k/9783133674249" class="internal mw-magiclink-isbn">ISBN 978-3-13-367424-9</a>.</li> <li>Westheide, W.; Rieger, R.: <i>Spezielle Zoologie. Deel 1: Einzeller und Wirbellose Tiere.</i> 2. Upl. Spektrum Akademischer Verlag, Heidelberg 2007 <a href="/wiki/Spezial:ISBN-S%C3%B6%C3%B6k/3827415756" class="internal mw-magiclink-isbn">ISBN 3-8274-1575-6</a>.</li></ul> <p><br /> </p> <div class="interbox"> <div style="display: table-cell; vertical-align: middle;"><span typeof="mw:File"><a href="/wiki/Bild:Commons-logo.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/20px-Commons-logo.svg.png" decoding="async" width="20" height="27" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/40px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> <b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Bilateria?uselang=nds">Tweesiedendeerter</a></span></b>. Mehr Biller, Videos oder Audiodateien to’t Thema gifft dat bi <a href="/wiki/Wikimedia_Commons" title="Wikimedia Commons">Wikimedia Commons</a>. </div></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Vun „<a dir="ltr" href="https://nds.wikipedia.org/w/index.php?title=Tweesiedendeerter&oldid=885303">https://nds.wikipedia.org/w/index.php?title=Tweesiedendeerter&oldid=885303</a>“</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Spezial:Kategorien" title="Spezial:Kategorien">Kategorie</a>: <ul><li><a href="/wiki/Kategorie:Zoologie" title="Kategorie:Zoologie">Zoologie</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Verstekene Kategorie: <ul><li><a href="/wiki/Kategorie:Seiten,_die_magische_ISBN-Links_verwenden" title="Kategorie:Seiten, die magische ISBN-Links verwenden">Seiten, die magische ISBN-Links verwenden</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Disse Siet is toletzt üm 17:00, 15. Sep. 2019 ännert worrn.</li> <li id="footer-info-copyright"><a class="external text" href="//tools.wmflabs.org/pageviews/?project=nds.wikipedia.org&platform=all-access&agent=user&range=latest-20&pages=Tweesiedendeerter">Oproopstatistik</a><br /><br /> De Text steiht ünner de Lizenz <a rel="nofollow" class="external text" href="//creativecommons.org/licenses/by-sa/4.0/deed.de">„Creative Commons Attribution/Share-Alike“</a> praat; tosätzliche Bedingen künnt gellen. Nipp un nau steiht dat in de <a class="external text" href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use/de">Brukerbedingen</a> beschreven.</li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy/de">Dotenschutz</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:Infos_f%C3%B6r_Niege">Över Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:Allmeen_Haftungsutschluss">Haftungsutschluss</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Verhaltenskodex</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Moker</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/nds.wikipedia.org">Statistiken</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Cookie Regeln</a></li> <li id="footer-places-mobileview"><a href="//nds.m.wikipedia.org/w/index.php?title=Tweesiedendeerter&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Lütten Bildschirm</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-5c59558b9d-vth57","wgBackendResponseTime":295,"wgPageParseReport":{"limitreport":{"cputime":"0.038","walltime":"0.067","ppvisitednodes":{"value":1606,"limit":1000000},"postexpandincludesize":{"value":2257,"limit":2097152},"templateargumentsize":{"value":2863,"limit":2097152},"expansiondepth":{"value":6,"limit":100},"expensivefunctioncount":{"value":0,"limit":500},"unstrip-depth":{"value":0,"limit":20},"unstrip-size":{"value":0,"limit":5000000},"entityaccesscount":{"value":0,"limit":400},"timingprofile":["100.00% 21.164 1 -total"," 90.23% 19.097 1 Vörlaag:Taxobox"," 54.27% 11.487 24 Vörlaag:Taxobox/aR"," 9.27% 1.962 1 Vörlaag:Commons"]},"cachereport":{"origin":"mw-web.codfw.main-5c59558b9d-vth57","timestamp":"20241129103320","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"Tweesiedendeerter","url":"https:\/\/nds.wikipedia.org\/wiki\/Tweesiedendeerter","sameAs":"http:\/\/www.wikidata.org\/entity\/Q5173","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q5173","author":{"@type":"Organization","name":"Autoren der Wikimedia-Projekte"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2017-07-31T14:35:30Z","dateModified":"2019-09-15T16:00:51Z"}</script> </body> </html>