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 Nyctalus Bowdich, 1825 - noctule bats
               Nyctalus leisleri (Kuhl, 1817) - lesser noctule
                 1 [Nyctalus leisleri leisleri] (Kuhl, 1817)
                 2 Nyctalus leisleri verrucosus Bowdich, 1825