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Stegoceras Lambe 1902 (ornithischian)

Reptilia - Neornithischia - Pachycephalosauridae

PaleoDB taxon number: 38787

Synonyms: Hanssuessia Sullivan 2003 (no. 67692), Hansuessia Sullivan 2003 (no. 86803), Ornatotholus Galton and Sues 1983 (no. 38785)

Full reference: L. M. Lambe. 1902. New genera and species from the Belly River Series (mid-Cretaceous). Geological Survey of Canada Contributions to Canadian Palaeontology 3(2):25-81

Parent taxon: Pachycephalosauridae according to S. E. Jasinski and R. M. Sullivan 2011

Sister taxa: Acrotholus, Amtocephale, Colepiocephale, Gravitholus, Hanssuesia, Pachycephalosaurinae, Pachycephalosaurini, Prenocephale, Texacephale, Troodon bexelli, Tylocephale, Domocephalinae

Subtaxa: Stegoceras novomexicanum, Stegoceras validum

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Ecology: ground dwelling herbivore