AlvarezsauridaeAlvarezsauroideaAverostraAvetheropodaCoelurosauriaDinosauriaEusaurischiaLate CretaceousManiraptoraManiraptoriformesNeotheropodaOrionidesPatagonykinaeSaurischiaSouth AmericaTetanuraeTheropodaTyrannoraptora

Patagonykus puertai 

Dinosaur: Patagonykus puertai 

Cretaceous: 93.9–86.3 Ma
Type: Theropod

Length*:2.8 m9.2 ft
Weight*:30 kg66 lb
ESR: 3 / 4 (estimated size reliability)
*The largest known specimen



Locations


Sources

Material: Partial skeleton without skull, referred cervical vertebra, postzygopophysis, manual phalanx I-1 and proximal manual ungual I.
References: Novas, (1996). Alvarezsauridae, Cretaceous basal birds from Patagonia and Mongolia.

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