Equus (genus) Equus (genus) Equus is a genus of mammals in the family Equidae, which includes horses, donkeys, and zebras. Within Equidae, "Equus" is the only recognized extant genus, comprising seven living species. The term equine refers to any member of this genus, including horses. Like Equidae more broadly, "Equus" has numerous extinct species known only from fossils. The genus most likely originated in North America and spread quickly to the Old World. Equines are odd-toed ungulates with slender legs, long heads, relatively long necks, manes (erect in most subspecies), and long tails. All species are herbivorous, and mostly grazers, with simpler
Equus publicus a property value of more than 100,000 denarii or else inheritance, but the equus publicus was only attainable by way of inheritance from a father. In imperial times, after the reforms of Augustus, the status could be granted by an emperor, along with inheritance from a father. Equus publicus The Equus publicus (literally "horse bought by the commonwealth") was an honourable status in ancient Rome, granting its holder a military horse paid for by the state, along with the cost of its fodder for its whole life. The money for the horse was called "aes equestre", whilst the annual money