Ulemosaurus

Ulemosaurus svijagensis is a species of dinocephalian therapsids that lived 265 to 260 million years ago, at Isheevo in RussianTatarstan. It was a tapinocephalid, a group of bulky herbivores which flourished in the Middle Permian. Ulemosaurus and other tapinocephalians disappeared at the end of the Mid-Permian.