Sphaerotholus

Sphaerotholus

Sphaerotholus is a group of Pachycephalosaurian dinosaurs that used to live in the western United States and Canada during the …

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Colepiocephale

Colepiocephale

This dinosaur was a small genus of Pachycephalosaurus that once existed in Canada during the late Cretaceous period. It also …

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Tylocephale

Tylocephale

Tylocephale is a genus of Pachycephalosauria dinosaurs and is classified under the euronithopod type that lived during the Campanian stage …

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Goyocephale

Goyocephale

Goyocephale is a theropod that came from the Pachycephalosauria ornithischian genus. It is believed to exist from the Santonian Age …

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Stygimoloch

Stygimoloch

Stygimolochs are a juvenile species of the Pachycephalosaurus in which the head transforms as they age. This plant-eating dinosaur came …

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