Sphenacodontia
Sphenacodontia is a suborder of the Pelycosaurs. Sphenacodonts include Sphenacodontoids, Varanopids and Ophiacodontids. Sphenacodontia's sister taxon is Caseasauria.
| Sphenacodonts Temporal range: Late Pennsylvanian-Recent,
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| 3D restoration of Dimetrodon grandis | |
Scientific classification 
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| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Sphenacomorpha |
| Clade: | Sphenacodontia Romer & Price, 1940 |
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Classification
| Sphenacodontia |
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Sphenacodontia Media
Pantelosaurus, from the Early Permian
Secodontosaurus, Early Permian
References
- ↑ Spindler, F. 2016. Morphological description and taxonomic status of Palaeohatteria and Pantelosaurus (Synapsida: Sphenacodontia). Freiberger Forschungshefte C550(23): 1–57. https://www.researchgate.net/publication/321129043_Morphological_description_and_taxonomic_status_of_Palaeohatteria_and_Pantelosaurus_Synapsida_Sphenacodontia