Mesatirhinus

Mesatirhinus is a genus of brontothere endemic to North America during the Eocene living from 50.3 to 42 mya, existing for approximately.

Taxonomy
Mesatirhinus was named by Osborn (1908). It is not extant. It was assigned to Brontotheriidae by Osborn (1908) and Carroll (1988); and to Dolichorhininae by Mader (1998).

Morphology
This animal's height is said to be approximately 1 m (3 feet).