AverostraAvetheropodaCoelurosauriaDinosauriaDromaeosauridaeEudromaeosauriaEusaurischiaLate CretaceousManiraptoraManiraptoriformesNeotheropodaNorth AmericaOrionidesParavesPennaraptoraSaurischiaSaurornitholestinaeTetanuraeTheropodaTyrannoraptora

Atrociraptor marshalli

Dinosaur: Atrociraptor marshalli

Cretaceous: 72.1–66 Ma
Type: Theropod

Length*:1.95 m6.4 ft
Weight*:15 kg33 lb
ESR: 1.5 / 4 (estimated size reliability)
*The largest known specimen



Locations


Sources

Material: Fragmentary skull, referred many teeth.
References: Currie, P. J. and D. J. Varricchio (2004). "A new dromaeosaurid from the Horseshoe Canyon Formation (Upper Cretaceous) of Alberta, Canada".

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