Full reference: R. Schoch and A. R. Milner. 2000. Stereospondyli. Handbuch der Paläoherpetologie - Encyclopedia of Paleoherpetology 3B:1-203
Parent taxon: Stereospondyli according to R. Schoch and A. R. Milner 2000
Sister taxa: Arachana, Boreosaurus, Boreosaurus thorslundi, Brachyopoidea, Brachyopomorpha, Capulomala, Chinlestegophis, Cryobatrachus, Cryobatrachus kitchingi, Diadetognathus, Diadetognathus varvicensis, Kryostega, Labyrinthodon panchetensis, Laccocephalus, Laccocephalus insperatus, Mastodonsaurus andriani, Mastodonsaurus fuerstenberganus, Mastodonsaurus indicus, Mastodonsaurus meyeri, Pachygonia, Pachygonia incurvata, Peltobatrachus, Plagiosauroidea, Rhinesuchidae, Superstes
Subtaxa: Indobrachyops Rhytidosteoidea
Ecology: amphibious carnivore
Distribution:
• Triassic of Australia (12 collections), Brazil (2), India (2), Madagascar (5), the Russian Federation (4), South Africa (3)
• Permian of Australia (1)
Total: 29 collections including 32 occurrences