Class Mammalia Linnaeus, 1758 - mammals Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997 Family Cervidae Batsch, 1788 - deer Subfamily Cervinae Batsch, 1788 Genus Axis Smith, 1827 - axis deer Axis calamianensis (Heude, 1888) - Calamian deer see Axis calamianensis Heude, 1888