Platyposaurus was a Temnospondyli

Temnospondyli

Temnospondyli is a diverse order of small to giant tetrapods—often considered primitive amphibians—that flourished worldwide during the Carboniferous, Permian, and Triassic periods. A few species continued into the Cretaceous. Fossils have been found on every continent...

 amphibian from the late Permain period about 255-250 Mya .

One of the discoveries includes a skull 28 cm long with a purported body length of 250 cm representing a carnivorous adult specimen.

The fossil remains were found in Belebey

Belebey

Belebey is a town in the Republic of Bashkortostan, Russia, located on the bank of the Usen River, from Ufa. Population: .-Demographics:Ethnic composition: Russian people: 46.9%; Tatar people: 23.6%; Chuvash people: 12%; Bashkir people: 11%....

, Bashkortostan

Bashkortostan

The Republic of Bashkortostan , also known as Bashkiria is a federal subject of Russia . It is located between the Volga River and the Ural Mountains. Its capital is the city of Ufa...

in Russia, and the name Platyposaurus means "flat faced reptile" .