Dinosaur: Pteropelyx grallipes
Cretaceous: 83.6–72.1 Ma
Period
Epoch: Late Cretaceous
Stage: Middle-Late Campanian
Years: 83.6–72.1 Ma
Details
Status: nomen dubium
Author: Cope
Year: 1889
Distribution
Area: North America
Country: USA
Region: Montana
Formation: Judith River
Sources
Material: Partial skeleton without skull.
References: Lull, Richard S.; Wright, Nelda E. (1942). "Hadrosaurian Dinosaurs of North America".
