†suborder Eupelycosauria Kemp 1982 (synapsid)
Full reference: T. S. Kemp. 1982. Mammal-like Reptiles and the Origin of Mammals 1-363
Parent taxon: Synapsida according to F. Spindler 2015
See also Evans et al. 2009, Kemp 1982, Kissel and Lehman 2002, Laurin 1993, Laurin and Reisz 1996, Maddin et al. 2006, Maho et al. 2019, Martens et al. 2005, Reisz 1986, Reisz and Dilkes 2003, Reisz and Laurin 2004 and Spindler et al. 2015
Sister taxa: Asaphestera, Caseasauria, Chelichnopodidae, Ophiacomorpha, Pelycosauria, Therapsida
Subtaxa: Edaphosauridae Haptodontiformes Ophiacodontidae Sphenacomorpha Varanopidae
Ecology: