CerapodaCeratopsiaCeratopsidaeCeratopsoideaChasmosaurinaeCoronosauriaDinosauriaGenasauriaLate CretaceousMarginocephaliaNeoceratopsiaNeornithischiaNorth AmericaOrnithischia

Chasmosaurus russelli

Dinosaur: Chasmosaurus russelli

Type: Ceratops

Length*:5.7 m18.7 ft
Weight*:2 tons4,409 lb
ESR: 3.5 / 4 (estimated size reliability)
*The largest known specimen


Material: Several individuals (Skulls and at least one skeleton).
References: Campbell et al.. (2019). Temporal range extension and evolution of the chasmosaurine ceratopsid “Vagaceratops” irvinensis (Dinosauria: Ornithischia) in the Upper Cretaceous (Campanian) Dinosaur Park Formation of Alberta.


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