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Dinosaur: Menucocelsior arriagadai

Length*: | 9 m | 29.5 ft |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Late Campanian-Early Maastrichtian
Years: 83.6–66 Ma
Details
Status: valid
Author: Rolando et al.
Year: 2022
Distribution
Area: South America
Country: Argentina
Region: Río Negro
Formation: Allen
Locations
Sources
Material: Caudal series, right humerus, left fibula and incomplete metapodial.
References: Rolando MA, Garcia Marsà JA, Agnolín FL, Motta MJ, Rodazilla S, Novas FE (2022). "The sauropod record of salitral ojo del agua: A upper cretaceous (Allen formation) fossiliferous locality from northern patagonia, Argentina".