Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Infraclass Eutheria Gill, 1872 Magnorder Atlantogenata Waddell, Cao, Hasegawa & Mindell, 1999 Superorder Xenarthra Cope, 1889 Order Cingulata "Illiger, 1811" - armadillos Family Chlamyphoridae Pocock, 1924