Chirostenotes

Field photograph to come

DV-0118Hell Creek Fm., Montana

Chirostenotes

DV-0118

Lived
84 to 66 million years ago, Late Cretaceous
Diet
Omnivore
Length
about 1.7 m (6 ft)
Group
Theropods, Caenagnathidae
Found in
United States and Canada
Named by
Gilmore 1924

Field notes

About Chirostenotes

Chirostenotes was an omnivorous theropod that lived in the Late Cretaceous, 84 to 66 million years ago. It belongs to the family Caenagnathidae.

The Paleobiology Database lists 22 finds of Chirostenotes, from Montana, Alberta and Texas. Its fossils come from rocks including the Hell Creek Formation, the Dinosaur Park Formation and the Aguja Formation. It was named by Gilmore in 1924.

The evidence

Where its fossils were found

Today

22 finds

75 million years ago

Map: C. R. Scotese, PALEOMAP

To scale

How big was Chirostenotes?

0 m0.5 m1 m1.5 m2 m2.5 m
Chirostenotes: about 1.7 m (6 ft) · Person: 1.8 m (6 ft)Silhouette: typical theropod shape

Lived alongside

Found in the same rock formations.

Close relatives

Other members of Caenagnathidae.

Sources: Paleobiology Database, WikidataNamed in: C. W. Gilmore. 1924. A new coelurid dinosaur from the Belly River Cretaceous of Alberta. Canada Department of Mines Geological Survey Bulletin (Geological Series) 38(43):1-12