AllosauriaAllosauridaeAllosauroideaAverostraAvetheropodaCarnosauriaDinosauriaEusaurischiaLate JurassicNeotheropodaNorth AmericaOrionidesSaurischiaTetanuraeTheropoda

Allosaurus jimmadseni

Dinosaur: Allosaurus jimmadseni


Type: Theropod

Length*: 7.6 m 24.9 ft
Weight*: 1.2 tons 2,646 lb
*The largest known specimen

ESR: 4 / 4 (estimated size reliability)


Other

Material: At least several individuals (include almost complete skeletons and skulls).
References: Chure, (2000). A new species of Allosaurus from the Morrison Formation of Dinosaur National Monument (Utah-Colorado) and a revision of the theropod family Allosauridae. Chure DJ, Loewen MA. (2020). Cranial anatomy of Allosaurus jimmadseni, a new species from the lower part of the Morrison Formation (Upper Jurassic) of Western North America.

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