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 Pipistrellini Tate, 1942
Genus Pipistrellus Kaup, 1829 - pipistrelles
Subgenus Pipistrellus Kaup, 1829
Pipistrellus wattsi Kitchener, Caputi & Jones, 1986