AverostraAvetheropodaDinosauriaEusaurischiaLate CretaceousMegaraptoraMegaraptoridaeNeotheropodaOrionidesSaurischiaSouth AmericaTetanuraeTheropoda

Aerosteon riocoloradensis

Dinosaur: Aerosteon riocoloradensis

Cretaceous: 86.3–83.6 Ma
Type: Theropod

Length*:7.5 m24.6 ft
Weight*:1.2 t2,646 lb
ESR: 3 / 4 (estimated size reliability)
*The largest known specimen



Locations


Sources

Material: Partial skeleton with skull fragment. Referred other fragments ?
References: Sereno, P.C., Martinez, R.N., Wilson, J.A., Varricchio, D.J., Alcober, O.A. & Larsson, H.C.E. (2009) "Evidence for Avian Intrathoracic Air Sacs in a New Predatory Dinosaur from Argentina".

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