AGE:
Late Permian, Zone I, 255 million years ago

SIZE:
The size of a large dog

MEANING OF NAME:
Crocodile from Biarmia, an ancient country in the Perm region

PRONUNCIATION:
Bi-arm-moh-SUE-kus

CLASSIFICATON:
THERAPSIDA: Eotheriodontia, Biarmosuchidae

This mammal-like reptile had canine’s , incisors and cheek teeth of different shape m as well as teeth on the palate.

Represented is the skeleton of a small predator in the Eotheriodontia, the most primitive of the mammal-like reptiles.

The specimen was preserved in flood channel sandstone that was deposited it in a river flowing off the young and growing Ural Mountains.

The slender nature of the limbs of this mammal-like reptile suggest that it was a very a pie animal. Like Eotitanosuchus olsoni, its skull shows the small, primitive temporal opening behind the eye that is characteristic of the most ancient of therapsid (mammal-like) reptiles.