Dinosaur: Acrocanthosaurus atokensis
| Length*: | 11.5 m | 37.7 ft |
| Weight*: | 5.8 tons | 12,787 lb |
ESR: 3.5 / 4 (estimated size reliability)
Period
Epoch: Early Cretaceous
Stage: Aptian-Albian
Details
Status: valid
Autor: Stovall & Langston
Year: 1950
Area: North America
Country: USA
Region: Oklahoma, Texas,
Maryland, Utah,
Arizona, Wyoming
Formation: Antlers, Arundel,
Cedar Mountain, Turney Ranch, Paluxy,
Trinity Group, Twin Mountains, Cloverly, Woodbine
Other
Material: Few partial skeletons (also with skulls) and many referred single bones.
References: Stovall and Langston, (1950). Acrocanthosaurus atokensis, a new genus and species of Lower Cretaceous Theropoda from Oklahoma. The American Midland Naturalist.
Melstrom and Demic, (2011). Acrocanthosaurus atokensis (Dinosauria: Theropoda) from the Cloverly Formation of Wyoming: Implications for Early Cretaceous North American ecosystems. Journal of Vertebrate Paleontology.
Eddy and Clarke, (2008). A re-evaluation of a well-preserved skull of Acrocanthosaurus atokensis supports its carcharodontosaurid affinities.
