Cynognathus

Cynognathus is a genus of large-bodied cynodontian therapsids that lived in the Middle Triassic. It is known from a single species, Cynognathus crateronotus. Cynognathus was a 1.2-metre (3 ft 11 in) long[1] predator closely related to mammals and had a southern hemispheric distribution. Fossilshave so far been recovered from South Africa, Argentina, Antarctica, and Namibia.