CentrosaurinaeCerapodaCeratopsiaCeratopsidaeCeratopsoideaCoronosauriaDinosauriaEucentrosauraGenasauriaLate CretaceousMarginocephaliaNeoceratopsiaNeornithischiaNorth AmericaOrnithischiaPachyrhinosaurini

Stellasaurus ancellae

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Dinosaur: Stellasaurus ancellae

Cretaceous: 83.6–72.1 Ma
Type: Ceratops

Length*:4.2 m13.8 ft
Weight*:850 kg1,874 lb
ESR: 2 / 4 (estimated size reliability)
*The largest known specimen



Locations


Sources

Material: Partial skull.
References: Wilson JP, Ryan MJ, Evans DC. (2020). A new, transitional centrosaurine ceratopsid from the Upper Cretaceous Two Medicine Formation of Montana and the evolution of the 'Styracosaurus-line' dinosaurs.

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