Alternative spellings: Caseosauria, Casesauria
Full reference: S. W. Williston. 1912. Primitive Reptiles - A Review. Journal of Morphology 23(4):637-666
Parent taxon: Synapsida according to F. Spindler et al. 2016
See also Haubold 1971, Hay 1930, Ivakhnenko 2008, Kuhn 1966, Maddin et al. 2008, Martens et al. 2005, Olson 1966, Reisz 1986, Reisz 2005 and Roxo 1937
Sister taxa: Asaphestera, Chelichnopodidae, Eupelycosauria, Ophiacomorpha, Pelycosauria, Therapsida
Subtaxa: Caseidae Eothyrididae
Ecology:
Distribution:
• Triassic of Poland (1 collection), the United Kingdom (1)
• Permian of Brazil (1), France (3), Germany (1), Italy (1), Madagascar (1), the Russian Federation (3), Spain (1), the United Kingdom (2), United States (29: Colorado, Oklahoma, Texas)
• Kuzel of Poland (1)
• Carboniferous to Permian of United States (1: New Mexico)
• Carboniferous of United States (1: Kansas)
Total: 47 collections including 62 occurrences