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Dinosaur: Appalachiosaurus montgomeriensis
| Length*: | 6.4 m | 21.0 ft |
| Weight*: | 1.1 t | 2,425 lb |
| Speed: | 50 km/h | 31 mph |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Middle Campanian
Years: 83.6–72.1 Ma
Details
Status: valid
Author: Carr et al.
Year: 2005
Distribution
Area: North America
Country: USA
Region: Alabama
Formation: Demopolis Chalk
Locations
Sources
Material: Partial skeleton with skull fragments.
References: Carr, T.D.; Williamson, T.E.; Schwimmer, D.R. (2005). "A new genus and species of tyrannosauroid from the Late Cretaceous (middle Campanian) Demopolis Formation of Alabama".
