Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Order Chiroptera Blumenbach, 1779 - bats Family Phyllostomidae Gray, 1825 - New-World leaf-nosed bats Subfamily Desmodontinae Bonaparte, 1845 - vampire bats Genus Diphylla Spix, 1823 - hairy-legged vampire bat Diphylla ecaudata Spix, 1823 - hairy-legged vampire bat