Wild ass

The wild asses (Asinus) are a subgenus of single toed grazing ungulates. Its species are:

• African wild ass Equus africanus
  • Atlas wild ass Equus africanus atlanticus
  • Donkey Equus africanus asinus
  • Nubian wild ass Equus africanus africanus (likely ancestor of the domestic donkey)
  • Somali wild ass Equus africanus somaliensis

• Kiang (Tibetan wild ass, khyang, or gorkhar) Equus kiang
  • Eastern kiang Equus kiang holdereri
  • Northern kiang Equus kiang chu
  • Southern kiang Equus kiang polyodon
  • Western kiang Equus kiang kiang

• Onager (Asiatic wild ass) Equus hemionus
  • European wild ass (hydruntine), Equus hydruntinus or Equus hemionus hydruntinus
  • Indian wild ass (khur), Equus hemionus khur
  • Mongolian wild ass (khulan), Equus hemionus hemionus
  • Persian onager (gur), Equus hemionus onager
  • Syrian wild ass (hemippe), Equus hemionus hemippus (extinct)
  • Turkmenian kulan (kulan), Equus hemionus kulan