Acristavus

Field photograph to come

DV-0767Two Medicine Fm., Montana

Acristavus

DV-0767

Lived
84 to 72 million years ago, Late Cretaceous
Diet
Herbivore
Group
Ornithopods, Hadrosauridae
Found in
United States
Named by
Gates et al. 2011

Field notes

About Acristavus

Acristavus was a plant-eating ornithopod that lived in the Late Cretaceous, 84 to 72 million years ago. It belongs to the family Hadrosauridae.

The Paleobiology Database lists 2 finds of Acristavus, from Montana and Utah. Its fossils come from rocks including the Two Medicine Formation and the Wahweap Formation. It was named by Gates et al. in 2011.

The evidence

Where its fossils were found

Today

2 finds

80 million years ago

Map: C. R. Scotese, PALEOMAP

Lived alongside

Found in the same rock formations.

Close relatives

Other members of Hadrosauridae.

Sources: Paleobiology Database, WikidataNamed in: T. A. Gates, J. R. Horner, and R. R. Hanna, C. R. Nelson. 2011. New unadorned hadrosaurine hadrosaurid (Dinosauria, Ornithopoda) from the Campanian of North America. Journal of Vertebrate Paleontology 31(4):798-811