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Chasmosaurus Lambe 1914 (ceratopsid)

Reptilia - Neornithischia - Ceratopsidae

PaleoDB taxon number: 38855

Alternative spelling: Chasmasaurus

Synonyms: Eoceratops Lambe 1915 (no. 38856), Protorosaurus Lambe 1914 (no. 63963)

Full reference: L. M. Lambe. 1914. On Gryposaurus notabilis, a new genus and species of trachodont dinosaur from the Belly River Formation of Alberta, with a description of the skull of Chasmosaurus belli. The Ottawa Naturalist 27(11):145-155

Parent taxon: Chasmosaurinae according to D. C. Evans and M. J. Ryan 2015

Sister taxa: Agujaceratops, Anchiceratops, Arrhinoceratops, Bravoceratops, Ceratops, Coahuilaceratops, Judiceratops, Kosmoceratops, Medusaceratops, Mercuriceratops, Mojoceratops, Pentaceratops, Spiclypeus, Triceratopsini, Utahceratops, Vagaceratops

Subtaxa: Chasmosaurus belli, Chasmosaurus russelli

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Ecology: ground dwelling herbivore