Class [Mammalia] Linnaeus, 1758 - mammals
Count: [*] 21o;132f;1061g;4316s; ‡1f;5g;38s
   Order Perissodactyla Owen, 1848 - odd-toed ungulates
  Count: [*] 3f;6g;17s; ‡1s
     Family Equidae Gray, 1821 - horses, zebras, and asses
    Count: [*] 1g;8s; ‡1s
       Genus Equus Linnaeus, 1758 - horses, zebras, and asses
      Count: [*] 8s; ‡1s
         Equus hemionus Pallas, 1775 - onager
        Count: -