Bovidae in Chinese mythology from Kashmir to Iran, including much desert country characteristic of the historic Western Regions. The European mouflon ("Ovis musimon") is thought to be the ancestor of the modern domestic sheep ("Ovis aries"), and was historically herded by the Xiong Nu, and other population groups located in or near China. The domestic goat ("Capra aegagrus hircus") is a subspecies of goat domesticated from the wild goat of southwest Asia and Eastern Europe. Another species historically found wild in parts of China include the serow and the goral. This group includes various miscellaneous species, including gazelles. Species which have historically ranged in
Wild horse cranial and metacarpal differences, indicates the presence of only two subspecies in postglacial times, the tarpan and Przewalski's horse. At present, the domesticated and wild horses are considered a single species, with the valid scientific name for the horse species being "Equus ferus." The wild tarpan subspecies is "E. f. ferus", Przewalski's horse is "E. f. przewalskii", and the domesticated horse is "E. f. caballus". The rules for the scientific naming of animal species are determined in the International Code of Zoological Nomenclature, which stipulates that the oldest available valid scientific name is used to name the species. Previously, when