Horse - Evolution, Domestication, Anatomy | Britannica
https://www.britannica.com/animal/horse/Evolution-of-the-horse
WEBHorse - Evolution, Domestication, Anatomy: The history of the horse family, Equidae, began during the Eocene Epoch. Eohippus (Hyracotherium) was the first ancestral horse to appear. The line leading from Eohippus to Equus, the modern horse, includes Orohippus, Epihippus, Mesohippus, Miohippus, Parahippus, Merychippus, and Pliohippus.
DA: 29 PA: 49 MOZ Rank: 11