[Mammalia] Linnaeus, 1758 - mammals
   Chiroptera Blumenbach, 1779 - bats
     Microchiroptera Dobson, 1875 see Order Chiroptera Blumenbach, 1779
       Vespertilionidae Gray, 1821 - vespertilionid bats
         Vespertilioninae Gray, 1821
           Pipistrellus Kaup, 1829 - pipistrelles
             Hypsugo Kolenati, 1856 see Genus Hypsugo Kolenati, 1856
               Pipistrellus ariel Thomas, 1904 - desert pipistrelle see Hypsugo ariel (Thomas, 1904)