Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997 Family Tragulidae Milne-Edwards, 1864 - chevrotains Genus Tragulus Brisson, 1762 - Asiatic chevrotains Tragulus kanchil (Raffles, 1821) Tragulus kanchil insularis Chasen, 1940