Homalocephale

Homalocephale is a genus of dinosaur belonging to the pachycephalosaurid family, which lived during the late Cretaceous period of what is now Mongolia, 80 million years ago. The genus was described in 1974 by Osmólska & Maryañska, and consists of a single species, H. calathocercos, though this may be a synonym of Prenocephale. Homalocephale was 1.8 metres long and herbivorous.