Description

Late Jurassic
Morrison Formation
Salt and Pepper Quarry, Moffat County, CO, USA
14mm tooth. Imperfect, but very rare.
Dinosaur, Theropod.

Coelurus is a genus of small theropod dinosaur known only from the Late Jurassic of what is now the Rocky Mountain region of North America.  Its relationships to other theropods continue to be a mystery because its known remains are both rare and incomplete.