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 Priodontes Cuvier, 1825 - giant armadillo 1 Priodontes maximus (Kerr, in Linnaeus, 1792) - giant armadillo