Metarhinus
| Metarhinus Temporal range:  | |
|---|---|
| M. pater jaw at Mission Trails Regional Park visitor center | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Mammalia | 
| Order: | Perissodactyla | 
| Family: | †Brontotheriidae | 
| Genus: | †Metarhinus Osborn, 1908 | 
| Species | |
| M. fluvialtilis | |
Metarhinus is a genus of brontothere endemic to North America. It lived during the Eocene 46.2—40.4 mya, existing for approximately 6 million years.