Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Order Chiroptera Blumenbach, 1779 - bats Family Vespertilionidae Gray, 1821 - vespertilionid bats Subfamily Vespertilioninae Gray, 1821 Tribe Nyctophilini Peters, 1865 Genus Nyctophilus Leach, 1821 - New Guinean and Australian big-eared bats Nyctophilus bifax Thomas, 1915 - northern long-eared bat Nyctophilus bifax daedalus Thomas, 1915