Dinosaur: "Amphicoelias brontodiplodocus"
Jurassic: 154.8–149.2 Ma
| Length*: | 22 m | 72.2 ft |
| Weight*: | 8 tons | 17,637 lb |
| Speed: | 23 km/h | 14 mph |
*The largest known specimen
Period
Epoch: Late Jurassic
Stage: Kimmeridgian
Years: 154.8–149.2 Ma
Details
Status: nomen nudum
Author: Galiano & Albersdörfer
Year: 2010
Distribution
Area: North America
Country: USA
Region: Wyoming
Formation: Morrison
Sources
Material: Five virtually complete skeletons with skulls.
References: Galiano, H.; Albersdorfer, R (2010). "A new basal diplodocid species, Amphicoelias brontodiplodocus, from the Morrison Formation, Big Horn Basin, Wyoming, with taxonomic reevaluation of Diplodocus, Apatosaurus, and other genera".
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