Estemmenosuchus mirabilis -Tchudinov, 1968- skull
Therapsida: Eotheriodontia: Estemmenosuchidae
Locality: Ocher, Perm Region, eastern European Russia
Age: Late Permian, 255 million years ago
Meaning of name: "Crowned crocodile"
This skull was found among an assemblage of many complete skeletons
and skulls in a concentrated accumulation. It is closely related to