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Dinosaur: Acristavus gagslarsoni
| Length*: | 6.4 m | 21.0 ft |
| Weight*: | 1.5 t | 3,307 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Early Campanian
Years: 83.6–72.1 Ma
Details
Status: valid
Author: Gates et al.
Year: 2011
Distribution
Area: North America
Country: USA
Region: Montana, Utah
Formation: Two Medicine, Wahweap
Locations
Sources
Material: Nearly complete skull and partial skeleton, referred- partial skull and cervical vertebra.
References: Gates, T.A.; Horner, J.R.; Hanna, R.R.; Nelson, C.R. (2011). "New unadorned hadrosaurine hadrosaurid (Dinosauria, Ornithopoda) from the Campanian of North America"
