Wikipedia
Titanophoneus
Titanophoneus ("titanic murderer") is a carnivorous dinocephalian therapsid from the Middle Permian. It is classified within the family Anteosauridae. The type species is Titanophoneus potens. Remains of Titanophoneus have been found at Isheevo in Russia. This therapsid is included in the Life Before the Dinosaurs:Permian Monsters travelling exhibition
Adult skulls are about 80 cm long with a heavy long snout and the total body length is about 2.85 meters.