(flat face lizard).
Named By: Tvelvetrees - 1880?
Classification: Chordata, Amphibia, Temnospondyli, Archegosauridae.
Species: P. rickardi (type), P. stuckenbergi, P. vjuschkovi, P. watsoni.
Size: Estimated about 2.5 meters long.
Known locations: Russia - Amanakskaya Formation.
Time period: Capitanian of the Permian.
Fossil representation: Several individuals, usually from skull fossils.
is a genus of temnospondyl amphibian that looked a lot like a crocodile
with a long snout. Like other temnospondyls, Platyoposaurus
have been a predator, primarily of aquatic organisms such as fish and
There has been speculation that the possibly gigantic Prionosuchus from South America could be synonymous with Platyoposaurus, though since this claim was made in 1991, other researchers continue to list these genera as separate, though similar.
- Part III - Palaeozoology. Vertebrata. Manual of palaeontology for the use of students with a general introduction on the principles of palaeontology. - Volume II. 3rd edn. William Blackwood and Sons, Edinburgh and London 600 p. - R. Lydekker - 1889.
- Concerning the systematic position of the labyrinthodonts from the Malaya Kinel' locality, Orenburg Oblast [O sistematicheskom polozhenii labirintodontov iz mestonakhozhdeniya Malaya Kinel' (Orenburgskaya oblast').] . - Paleontologicheskiy Zhurnal, Moscow 3:116-120. - Y. U. M. Gubin - 1989.
- Fishes and amphibians from the Late Permian Pedra de Fogo Formation of Northern Brazil. - Palaeontology, 34(3): 561-573. - C. B. Cox & P. Hutchinson - 1991.