Dinosaur: Triceratops galeus
Period
Epoch: Late Cretaceous
Stage: Late Maastrichtian
Details
Status: nomen dubium
Autor: Marsh
Year: 1889
Area: North America
Country: USA
Region: Colorado
Formation: Arapahoe
Other
Material: Nasal horn core and other fragments ?
References: Ostrom, J. H. & Wellnhofer, P. (1986) "The Munich specimen of Triceratops with a revision of the genus".
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