AverostraAvetheropodaCoelurosauriaDinosauriaEusaurischiaLate CretaceousManiraptoraManiraptoriformesNeotheropodaNorth AmericaOrionidesSaurischiaTetanuraeTherizinosauriaTherizinosauridaeTherizinosauroideaTheropodaTyrannoraptora

Nothronychus mckinleyi 

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Dinosaur: Nothronychus mckinleyi 

Cretaceous: 93.9–89.8 Ma
Type: Theropod

Length*:4.85 m15.9 ft
Weight*:700 kg1,543 lb
ESR: 3 / 4 (estimated size reliability)
*The largest known specimen



Locations


Sources

Material: Partial skeleton with skull fragments.
References: Hedrick, Zanno, Wolfe and Dodson, (2015). The slothful claw: Osteology and taphonomy of Nothronychus mckinleyi and N. graffami (Dinosauria: Theropoda) and anatomical considerations for derived therizinosaurids.

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