Osteichthyes - Dicynodontia - Pylaecephalidae
Alternative spelling: Pylaecephalinae
Full reference: M. I. Van Hoepen. 1934. Oor die ideling van die Dicynodontidae na aanleiding van nuwe vorme. Paleontologiese Navorsing van die Nasionale Museum 2:67-101
Parent taxon: Dicynodontia according to C. F. Kammerer and K. D. Angielczyk 2009
See also Angielczyk and Rubidge 2010, Angielczyk et al. 2014, Kuhn 1946 and Van Hoepen 1934
Sister taxa: Bidentalia, Brachyprosopus, Chelyoposaurus, Chelyoposaurus williamsi, Dicranozygoma, Dicranozygoma leptoscelus, Dicynodon leptorhinus, Dicynodontida, Dicynodontidae, Dicynodontoidea, Diictodontia, Diictodontidae, Diictodontoidea, Dolichuranus, Dolomitipes, Dromasaurida, Dromasauroidea, Emydopoidea, Emydorhinus, Endothiodontia, Endothiodontidae, Endothiodontoidea, Eocyclops, Eodicynodon, Eodicynodontia, Eodicynodontidae, Eodicynodontoidea, Eumantelliidae, Eurycarpus oweni, Fukangolepis barbaros, Haughtoniana, Haughtoniana magna, Heuneus, Hyorhynchus, Kannemeyeriidae, Kannemeyeriiformes, Kannemeyeroidea, Katumbia, Kingoridae, Kingorioidea, Koupia, Koupia koupensis, Oudenodon strigiceps, Pentasauropus, Platycyclops, Pristerodontia, Pristerodontoidea, Ptychognathus, Rhinodicynodon, Shansiodontidae, Stahleckeriidae, Taognathus, Taognathus megalodon, Therapsipus, Therochelonia, Venjukoviamorpha
Subtaxa: Diictodon Eosimops Prosictodon Pylaecephalus Robertia
Ecology: herbivore
Distribution:
• Permian of China (1 collection), South Africa (71), Zambia (8)
Total: 80 collections including 109 occurrences