Amphibia - Temnospondyli - Trematosauridae
Full reference: D. M. S. Watson. 1919. The structure, evolution and origin of the Amphibia.—The "orders" Rachitomi and Stereospondyli. Philosophical Transactions of the Royal Society of London, Series B 209:1-73
Parent taxon: Trematosauroidea according to R. R. Schoch 2013
See also Carroll 1988, Damiani and Rubidge 2003, Fortuny et al. 2017, Haughton 1925, Kuhn 1946, Kuhn 1971, Säve-Söderbergh 1935, Schoch 2006, Schoch and Milner 2000, Watson 1919, Welles 1993 and Yates and Warren 2000
Sister taxa: Almasauridae, Calamops, Callistomordax, Gonioglyptus huxleyi, Indolyrocephalus, Indolyrocephalus panchetensis, Lyrocephaliscidae, Metoposauridae, Peltostega, Platystegidae, Thoosuchus, Wetlugasauridae
Subtaxa: Benthosphenus Bukobaja Hyperokynodon Lonchorhynchinae Lyrocephalinae Lyrocephalus Prothoosuchus Tertreminae Tertremoides Thoosuchinae Trematolestes Trematosaurinae Trematosaurus Trematosaurus kannemeyeri Trematotegmen
Type: Trematosaurus
Ecology: amphibious carnivore
Distribution:
• Triassic of Algeria (1 collection), Australia (5), Germany (7), Greenland (2), India (3), Madagascar (6), Pakistan (1), the Russian Federation (19), South Africa (7), Svalbard and Jan Mayen (9), the United Kingdom (1), United States (1: Arizona)
• Permian of Germany (1)
Total: 63 collections including 73 occurrences