Dinosaur: Thespesius occidentalis
| Length*: | 7.9 m | 25.9 ft |
| Weight*: | 1.9 tons | 4,189 lb |
ESR: 1 / 4 (estimated size reliability)
Period
Epoch: Late Cretaceous
Stage: Late Maastrichtian
Details
Status: nomen dubium
Autor: Leidy
Year: 1856
Area: North America
Country: USA
Region: South Dakota
Formation: Lance
Other
Material: 2 caudal vertebrae and proximal median phalanx of pes.
References: Lull, Richard S.; Wright, Nelda E. (1942). "Hadrosaurian Dinosaurs of North America".
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