Also known as: 単弓類
Synapsida is a clade of animals consisting of mammals and their extinct relatives. This tag refers specifically to prehistoric non-mammalian synapsids such as Lystrosaurus and Inostrancevia.
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Synapsid
73 posts3 sourcesWiki updated 7/14/2026
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Also Known As
単弓類
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abelisauridanthroassbig assbig buttbig peniscarnotauruscurvy figuredimetrodonduoelectronicsfellatiogenitalslooking downmalemuscularmuscular anthromuscular maleoralpelycosaurpenilepenisreptilescaliesexsimple backgroundsittingsphenacodontidtalking to anothertelevisiontheropodthick thighsvoluptuouswide hipsall foursanus
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