Archosauria - Dinosauria

Full reference: O. P. Hay. 1902. Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179:1-868

Parent taxon: Coronosauria according to P. C. Sereno 1999

Sister taxa: Ajkaceratops, Bagaceratopsidae, Protoceratopsidae, Zuniceratops

Subtaxa: Ceratopsidae

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Type: Ceratops

Ecology: ground dwelling herbivore