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 Vespertilionini Gray, 1821
             Genus Vespadelus Troughton, 1943
               Vespadelus caurinus species group
                 1 Vespadelus caurinus (Thomas, 1914)
                 2 Vespadelus douglasorum (Kitchener, 1976)
                 3 Vespadelus finlaysoni (Kitchener, Jones & Caputi, 1987)
                 4 Vespadelus troughtoni (Kitchener, Jones & Caputi, 1987)