Class [Mammalia] Linnaeus, 1758 - mammals
   Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
     Family Bovidae Gray, 1821 - antelope, cattle, bison, buffalo, goats, and sheep
       Genus Hemitragus Hodgson, 1841 - tahrs
         1 Hemitragus hylocrius (Ogilby, 1837[1838]) - Nilgiri tahr
         2 Hemitragus jayakari Thomas, 1894 - Arabian tahr
         3 Hemitragus jemlahicus (H. Smith, in Griffith et al.,[1826]) - Himalayan tahr