Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Chiroptera Blumenbach, 1779 - bats
       Family Vespertilionidae Gray, 1821 - vespertilionid bats
         Subfamily Myotinae Tate, 1942
           Genus Myotis Kaup, 1829 - mouse-eared bats
             Myotis hasseltii (Temminck, 1840)
               1 [Myotis hasseltii hasseltii] (Temminck, 1840)
               2 Myotis hasseltii abboti Lyon, 1916
               3 Myotis hasseltii continentis Shamel, 1942
               4 Myotis hasseltii macellus Temminck, 1840