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class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/46/Mesosaurus.jpg/220px-Mesosaurus.jpg" decoding="async" width="220" height="158" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/46/Mesosaurus.jpg/330px-Mesosaurus.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/46/Mesosaurus.jpg/440px-Mesosaurus.jpg 2x" data-file-width="1424" data-file-height="1024" /></a><figcaption><i>Mesosaurus tenuidens</i></figcaption></figure> <div class="mw-heading mw-heading2"><h2 id="Taxonavigation">Taxonavigation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Mesosaurus_tenuidens&action=edit&section=1" title="Edit section: Taxonavigation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="wikitable mw-collapsible mw-collapsed"> <tbody><tr> <th>Taxonavigation: <a href="/wiki/Mesosauria" title="Mesosauria">Mesosauria</a>  </th></tr> <tr> <td> <p>Superregnum: <a href="/wiki/Eukaryota" title="Eukaryota">Eukaryota</a><br /> Cladus: <a href="/wiki/Unikonta" title="Unikonta">Unikonta</a><br /> Cladus: <a href="/wiki/Opisthokonta" title="Opisthokonta">Opisthokonta</a> <br /> Cladus: <a href="/wiki/Holozoa" title="Holozoa">Holozoa</a><br /> Regnum: <a href="/wiki/Animalia" title="Animalia">Animalia</a><br /> Subregnum: <a href="/wiki/Eumetazoa" title="Eumetazoa">Eumetazoa</a><br /> Cladus: <a href="/wiki/Bilateria" title="Bilateria">Bilateria</a><br /> Cladus: <a href="/wiki/Nephrozoa" title="Nephrozoa">Nephrozoa</a><br /> Superphylum: <a href="/wiki/Deuterostomia" title="Deuterostomia">Deuterostomia</a><br /> Phylum: <a href="/wiki/Chordata" title="Chordata">Chordata</a> <br /> Subphylum: <a href="/wiki/Vertebrata" title="Vertebrata">Vertebrata</a> <br /> Infraphylum: <a href="/wiki/Gnathostomata_(Vertebrata)" title="Gnathostomata (Vertebrata)">Gnathostomata</a> <br /> Megaclassis: <a href="/wiki/Osteichthyes" title="Osteichthyes">Osteichthyes</a> <br /> Cladus: <a href="/wiki/Sarcopterygii" title="Sarcopterygii">Sarcopterygii</a><br /> Cladus: <a href="/wiki/Rhipidistia" title="Rhipidistia">Rhipidistia</a><br /> Cladus: <a href="/wiki/Tetrapodomorpha" title="Tetrapodomorpha">Tetrapodomorpha</a><br /> Cladus: <a href="/wiki/Eotetrapodiformes" title="Eotetrapodiformes">Eotetrapodiformes</a><br /> Cladus: <a href="/wiki/Elpistostegalia" title="Elpistostegalia">Elpistostegalia</a><br /> Superclassis: <a href="/wiki/Tetrapoda" title="Tetrapoda">Tetrapoda</a><br /> Cladus: <a href="/wiki/Reptiliomorpha" title="Reptiliomorpha">Reptiliomorpha</a> <br /> Cladus: <a href="/wiki/Amniota" title="Amniota">Amniota</a> <br /> Classis: <a href="/wiki/Reptilia" title="Reptilia">Reptilia</a> <br /> Cladus: †<a href="/wiki/Parareptilia" title="Parareptilia">Parareptilia</a> <br /> Ordo: †<a href="/wiki/Mesosauria" title="Mesosauria">Mesosauria</a><br /> </p> </td></tr></tbody></table> <p>Familia: †<a href="/wiki/Mesosauridae" title="Mesosauridae">Mesosauridae</a><br /> Genus: †<i><a href="/wiki/Mesosaurus" title="Mesosaurus">Mesosaurus</a></i><br /> Species: †<i><a class="mw-selflink selflink">Mesosaurus tenuidens</a></i> </p> <div class="mw-heading mw-heading2"><h2 id="Name">Name</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Mesosaurus_tenuidens&action=edit&section=2" title="Edit section: Name"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Mesosaurus tenuidens</i> <span style="font-variant: small-caps;" class="vcard"><span class="fn n nickname"><a href="/wiki/Fran%C3%A7ois_Louis_Paul_Gervais" title="François Louis Paul Gervais">Gervais</a></span></span>, 1865: <a rel="nofollow" class="external text" href="https://gallica.bnf.fr/ark:/12148/bpt6k209723v/f181.item">169</a> </p><p>Type locality: "dans la hutte d'un Griquas, qui s'en servait pour couvrir sa marmite ... dans le pays des Griquas, peuple de famille hottentote, habitant au nord de la rivière Orange"; South Africa. </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Mesosaurus_tenuidens&action=edit&section=3" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Primary_references">Primary references</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Mesosaurus_tenuidens&action=edit&section=4" title="Edit section: Primary references"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span style="font-variant: small-caps;" class="vcard"><span class="fn n nickname"><a href="/wiki/Fran%C3%A7ois_Louis_Paul_Gervais" title="François Louis Paul Gervais">Gervais, P.</a></span></span> 1865. <span lang="fr">Description du <i>Mesosaurus tenuidens</i>. Reptile fossile de l'Afrique australe. <i><a href="/wiki/ISSN_2390-1195" title="ISSN 2390-1195">Mémoires de la Section des sciences; Académie des sciences et lettres de Montpellier</a></i></span> 6(2): 169–175. <a rel="nofollow" class="external text" href="https://gallica.bnf.fr/ark:/12148/bpt6k209723v/f181.item">BnF Gallica</a> <a href="/wiki/Template:Gervais,_1865" title="Template:Gervais, 1865">Reference page</a>. </li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r9325381">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol 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