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 evotis (Allen, 1864) - long-eared myotis
               1 [Myotis evotis evotis] (Allen, 1864)
               2 Myotis evotis chrysonotus Allen, 1896
               3 Myotis evotis jonesorum Manning, 1993
               4 Myotis evotis micronyx Nelson & Goldman, 1909
               5 Myotis evotis milleri Elliot, 1903
               6 Myotis evotis pacificus Dalquest, 1943