AllosauriaAllosauroideaAverostraAvetheropodaCarcharodontosauriaCarcharodontosauridaeCarnosauriaDinosauriaEarly CretaceousEusaurischiaNeotheropodaNorth AmericaOrionidesSaurischiaTetanuraeTheropoda

“Allosaurus” medius

Dinosaur: "Allosaurus" medius

Cretaceous: 121.4–100.5 Ma
Type: Theropod

Length*:9.2 m30.2 ft
Weight*:2.5 tons5,512 lb
ESR: 0.5 / 4 (estimated size reliability)
*The largest known specimen

North America

Area: North America


Period

Epoch: Early Cretaceous
Stage: Aptian-Albian
Years: 121.4–100.5 Ma

Details

Status: nomen dubium
Author: Marsh
Year: 1888

Distribution

Area: North America
Country: USA
Region: Maryland
Formation: Arundel

Classification

Dinosauria
Saurischia
Eusaurischia
Theropoda
Neotheropoda
Averostra
Tetanurae
Orionides
Avetheropoda
Carnosauria
Allosauroidea
Allosauria
Carcharodontosauria
Carcharodontosauridae


Sources

Material: Tooth, referred other material ? (teeth ? other fragments ?).
References: Marsh, (1888). Notice of a new genus of Sauropoda and other new dinosaurs from the Potomac Formation.

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