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Dinosaur: "Trachodon" longiceps
Cretaceous: 72.1–66 Ma

Length*: | 12.8 m | 42.0 ft |
Weight*: | 9.1 t | 20,062 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Late Maastrichtian
Years: 72.1–66 Ma
Details
Status: nomen dubium
Author: Marsh
Year: 1890
Distribution
Area: North America
Country: USA
Region: Wyoming
Formation: Lance
Sources
Material: Right dentary.
References: Lull, Richard S.; Wright, Nelda E. (1942). "Hadrosaurian Dinosaurs of North America".
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