Dinosaur: Dysganus haydenianus
Period
Epoch: Late Cretaceous
Stage: Middle-Late Campanian
Details
Status: nomen dubium
Autor: Cope
Year: 1876
Area: North America
Country: USA
Region: Montana
Formation: Judith River
Other
Material: Teeth.
References: E. D. Cope. (1876). Descriptions of some vertebrate remains from the Fort Union Beds of Montana.
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