AnchisauriaDinosauriaDiplodocoideaEusaurischiaEusauropodaGravisauriaLate JurassicMassopodaNeosauropodaNorth AmericaPlateosauriaSaurischiaSauropodaSauropodiformesSauropodomorpha

Amphicoelias altus

Dinosaur: Amphicoelias altus

Type: Sauropod

Length*: 25 m 82.0 ft
Weight*: 26 tons 57,319 lb
*The largest known specimen

ESR: 2 / 4 (estimated size reliability)


Material: Two dorsal vertebrae, pubis, femur. Referred tooth ?, scapula ?, coracoid ?, and ulna ?
References: Philip D. Mannion, Emanuel Tschopp and John A. Whitlock (2021) Anatomy and systematics of the diplodocoid Amphicoelias altus supports high sauropod dinosaur diversity in the Upper Jurassic Morrison Formation of the USA.


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