''Protorohippus'' (Latin: "before" (pro), + Greek: "mountain" (oros), "horse" (hippos)) is an extinct

equid Equidae (sometimes known as the horse family) is the taxonomic family of horses and related animals, including the extant horses, asses, and zebras, and many other species known only from fossils. All extant species are in the genus '' Equus'', w ...

that lived in the

Eocene The Eocene ( ) Epoch is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene' ...

of North America. left, Restoration Hyracotherium vasacciense venticolum

References

Eocene horses Eocene odd-toed ungulates Prehistoric placental genera Eocene mammals of North America {{horse-stub

See also

References