Class Mammalia Linnaeus, 1758 - mammals Order Xenarthra Cope, 1889 - xenarthrans see Magnorder Xenarthra Cope, 1889 Family Dasypodidae Gray, 1821 - armadillos Subfamily Dasypodinae Gray, 1821 Genus Cabassous McMurtrie, 1831 - naked-tailed armadillos Cabassous unicinctus (C. Linnaeus, 1758) - southern naked-tailed armadillo