†unranked clade Endothiodontia Owen 1876 (dicynodont)
Parent taxon: Dicynodontia according to J. Fröbisch and R. R. Reisz 2011
Sister taxa: Angonisaurus, Brachyprosopus, Brachyuraniscus, Broilius, Cerataelurus, Colobodectes, Compsodon, Dicynodontidae, Dicynodontipus, Diictodontia, Diictodontidae, Dolichuranus, Emydorhinus, Endothiodontidae, Eodicynodon, Eodicynodontia, Eodicynodontidae, Eosimops, Eumantelliidae, Gordonia, Haughtoniana, Heuneus, Kannemeyeriidae, Kannemeyeriiformes, Katumbia, Kingoridae, Koupia, Newtonella, Parringtoniella, Pentasauropus, Pristerodontia, Pristerodontoidea, Pylaecephalidae, Rhinodicynodon, Shansiodontidae, Stahleckeriidae, Therapsipus, Therochelonia, Venjukoviamorpha
Subtaxa: Chelydontops, Endothiodon, Lanthanostegus, Pristerodon
Ecology: herbivore