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Dinosaur: Styracosaurus ovatus
| Length*: | 6.1 m | 20.0 ft |
| Weight*: | 2.7 t | 5,952 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Late Campanian
Years: 83.6–72.1 Ma
Details
Status: valid
Author: Gilmore
Year: 1930
Distribution
Area: North America
Country: USA
Region: Montana
Formation: Two Medicine
Sources
Material: 2 (?) partial skulls.
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.
