Full reference: J. A. Efremov. 1940. Predvaritel'noye opisaniye novykh form permskoy i triasovoy fauny nazemnykh pozvonochnykh SSSR [Preliminary description of new forms from the Permian and Triassic terrestrial vertebrate fauna of the USSR]. Trudy Paleontologicheskogo Instituta Akademiy Nauk SSSR 10(2):1-140
Parent taxon: Trematosauroidea according to R. J. Damiani and A. M. Yates 2003
See also Carroll 1988, Efremov 1940, Novikov 2007 and Yates and Warren 2000
Sister taxa: Almasauridae, Calamops, Callistomordax, Gonioglyptus huxleyi, Indolyrocephalus, Indolyrocephalus panchetensis, Lyrocephaliscidae, Metoposauridae, Peltostega, Platystegidae, Trematosauridae, Wetlugasauridae
Subtaxa: Thoosuchus abbasovi Thoosuchus acutirostris Thoosuchus tardus Thoosuchus tuberculatus Thoosuchus yakovlevi
Ecology: amphibious carnivore
Distribution:
• Triassic of the Russian Federation (17 collections)
Total: 17 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.