Species Classification: ‭ ‬Pachycephalosauria.

Homalocephale: Research Database Pachycephalosauridae (Ornithischia) · Late Cretaceous (~70–68 MYA) · Asia — Mongolia (Gobi Desert, Nemegt Formation)   Research Note: Homalocephale was a pachycephalosaurid ornithischian from the Late Cretaceous Nemegt Formation of Mongolia, notable for its flat, wedge-shaped skull roof rather than the domed forehead seen in most other pachycephalosaurs. This unusual cranial morphology … Read more

In Depth        Little is known about Wannanosaurus,‭ ‬but the skull specimen found appears to have been from a fully grown adult as the bones that make up the skull show signs of being fused together.‭ ‬Wannanosaurus is considered a primitive member of the pachycephalosaurs because it has a flat skull roof and enlarged openings when … Read more