and Teresa Maryańska, and consists of a single species, H. calathocercos. Though Homalocephale has been regarded as a synonym (and juvenile form) of Prenocephale...

Formation of Mongolia. It was similar in many ways to its close relative, Homalocephale. Adult Prenocephale measured 2.2 m (7.2 ft) in length and 40 kg (88 lb)...

clade also includes Stenopelix, Wannanosaurus, Goyocephale, Stegoceras, Homalocephale, Tylocephale, Sphaerotholus, and Prenocephale. Within the tribe Pachycephalosaurini...

which united the genus with Homalocephale, which also has a flat skull roof. Goyocephale is distinguished from Homalocephale by its overall proportions...

and vascularized internal skull bones. Another Asian taxa, Homalocephale calathocercos was also found exhibit juvenile characteristics in the fossil...

though there are well-preserved skeletons of the related Stegoceras, Homalocephale, and Prenocephale. Based on these taxa, Alaskacephale had a short neck...

after identifying such structures in the tail of the pachycephalosaur Homalocephale. In 1979, William Patrick Wall and Peter Galton named the new species...

Maryańska and Osmólska described the new genus and species Homalocephale calathocercos. They also described the new genus and species Prenocephale prenes...

Tylocephale is closely related to other Asian pachycephalosaurs, like Homalocephale and Goyocephale, being part of the Old World branch of the group. Being...

grangeri, Edmontosaurus regalis/"Ugrunaaluk kuukpikensis" and Homalocephale calathocercos, reporting the presence of collagenous fibre bundles and likely...