†family Edaphosauridae Cope 1882 (synapsid)
Synonym: Edaphosaurus raymondi Case 1908 [nomen vanum]
Full reference: E. D. Cope. 1882. Third contribution to the history of the Vertebrata of the Permian formation of Texas. Proceedings of the American Philosophical Society 20:447-461
Parent taxon: Eupelycosauria according to R. R. Reisz 1986
Sister taxa: Ophiacodontidae, Sphenacodontia, Varanopidae
Subtaxa: Edaphosaurus, Ianthasaurus
Ecology: