Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Infraclass Eutheria Gill, 1872 Magnorder Boreoeutheria Springer & de Jong, 2001 Superorder Laurasiatheria Waddell, Okada & Hasegawa, 1999 Order Perissodactyla Owen, 1848 - odd-toed ungulates Suborder Ceratomorpha Wood, 1937 Family Rhinocerotidae Gray, 1821 - rhinoceroses