Class Mammalia Linnaeus, 1758 - mammals Order Chiroptera Blumenbach, 1779 - bats Family Vespertilionidae Gray, 1821 - vespertilionid bats Subfamily Vespertilioninae Gray, 1821 Genus Eptesicus Rafinesque, 1820 - big brown bats Eptesicus douglasorum Kitchener, 1976 - yellow-lipped eptesicus see Vespadelus douglasorum (Kitchener, 1976)