Dinosaur: Hesperosaurus mjosi
| Length*: | 7 m | 23.0 ft |
| Weight*: | 2.6 tons | 5,732 lb |
*The largest known specimen
Period
Epoch: Late Jurassic
Stage: Late Kimmeridgian
Details
Status: valid
Autor: Carpenter, Miles & Cloward
Year: 2001
Area: North America
Country: USA
Region: Wyoming, Montana
Formation: Morrison
Classification
Dinosauria
Ornithischia
Genasauria
Thyreophora
Eurypoda
Stegosauria
Stegosauridae
Stegosaurinae
Other
Material: At least several individuals (partial skeletons with skulls).
References: Maidment, S. C. R., Woodruff, D. C., & Horner, J. R. (2018). A new specimen of the ornithischian dinosaur Hesperosaurus mjosi from the Upper Jurassic Morrison Formation of Montana, U.S.A., and implications for growth and size in Morrison stegosaurs.
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