Sphenacodonts Temporal range: Late Pennsylvanian-Recent,
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3D restoration of Dimetrodon grandis | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Clade: | Synapsida |
Clade: | Sphenacomorpha |
Clade: | Sphenacodontia Romer & Price, 1940 |
Subgroups | |
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Sphenacodontia is a suborder of the Pelycosaurs. Sphenacodonts include Sphenacodontoids, Varanopids and Ophiacodontids. Sphenacodontia's sister taxon is Caseasauria.