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dome-headed dinosaur
Homalocephale
Say it like this: “HOM-a-lo-SEF-a-lee”
Homalocephale calathocercos
Homalocephale ate plants and walked on two legs. It lived in the Late Cretaceous. Bones have been found in Mongolia.
- When
- Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
- Named in
- 1974 · Maryańska, T.; Osmólska, H.
- Hip height
- Not established
- Length
- 1.8 m · 6 ft
- Weight
- Not established
- Found in
- Mongolia · Nemegt
- Food and walking
- Herbivore · Two legs
- Kind
- dome-headed dinosaur · Pachycephalosaur
- Family branch
- Pachycephalosaurinae
The story in short
The genus Homalocephale dates to 1974, the year T. Maryańska and H. Osmólska described it. The name means “even head.”
Fossils referred to Homalocephale date to the Late Cretaceous (Maastrichtian), roughly 72.2 to 66 million years ago. Finds come from Mongolia, including the Nemegt Formation. It was a herbivore and walked on two legs.
Published estimates put Homalocephale at a length near 1.8 m.
On the family tree it sits in Pachycephalosaurinae, among the dome-headed dinosaurs.
Close relatives
Acrotholus
Acrotholus audeti
Late Cretaceous (Santonian) · roughly 85.7 to 83.6 million years ago
Alaskacephale
Alaskacephale gangloffi
Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
Brontotholus
Brontotholus harmoni
Late Cretaceous (Campanian) · roughly 83.6 to 72.2 million years ago