†family Sclerosauridae Nopsca 1923
Reptilia - Procolophonia - Sclerosauridae
Alternative spelling: Sclerosaurinae
Parent taxon: Pareiasauria according to O. W. M. Kuhn 1966
See also Carroll 1988 and Nopcsa 1928
Sister taxa: Anthodon, Arganaceras, Bradysauridae, Bradysaurus, Bunostegos, Elginiidae, Embrithosaurus, Koalemasaurus, Nanoparia, Nochelesaurus, Pachypes, Parasaurus, Pareiasauridae, Pareiasaurus, Pareiasaurus acutirostris, Pareiasaurus bombidens, Pareiasaurus russouwi, Pareiasaurus steenkampensis, Pareiasaurus strubeni, Pareiasuchus, Pumiliopareia, Rhipaeosauridae, Zhongjiania
Subtaxa: Basileosaurus
Type: Sclerosaurus
Distribution: found only at Riehen, Wiedersheim 1878 (Triassic of Switzerland)