Protohippus is an extinct genus of three-toed horses [1] , which lived in North America from the end of the Miocene to the early Pliocene , from about 14 to 6 million years ago [2] .
| † Protohippus | ||||||||||||||||||||
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 Skeleton Protohippus simus | ||||||||||||||||||||
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| Latin name | ||||||||||||||||||||
| Protohippus ( Leidy , 1858) |
These animals were rising from a modern donkey . Judging by the structure of the skull and teeth, Protohippus were the closest relatives of the genus Calippus [2] .
Views
- † Protohippus vetus
- † Protohippus perditus
- † Protohippus supremus (synonym for Protohippus simus )
- † Protohippus gidleyi
Notes
- ↑ MacFadden, Bruce J .; Dobie, James L. Late Miocene Three-Toed Horse Protohippus (Mammalia, Equidae) from Southern Alabama (Eng.) // Journal of Paleontology : journal. - Paleontological Society 1998. - Vol. 72 , no. 1 . - P. 149-152 .
- ↑ 1 2 Calippus and protohippus (mammalia, perissodactyla, equidae) from the Miocene