Synthetoceras
| Synthetoceras | |
|---|---|
| Skull of S. tricoronatus | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Artiodactyla |
| Family: | †Protoceratidae |
| Genus: | †Synthetoceras Stirton, 1932 |
| Type species | |
| †Synthetoceras tricornatus Stirton, 1932 | |
| Species | |
| |
Synthetoceras tricornatus is a large, extinct protoceratid, endemic to North America (Nebraska) during the Late Miocene, 12.5—4.7 Ma, existing for approximately 7.8 million years. Fossils have been recovered from Nebraska and Texas.