Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Soricomorpha Gregory, 1910 see Suborder Soricomorpha Gregory, 1910
       Family Soricidae Fischer, 1814 - shrews
         Subfamily Soricinae Fischer, 1814
           Tribe Soricini Fischer, 1814
             Genus Sorex Linnaeus, 1758 - long-tailed shrews
               Subgenus Otisorex De Kay, 1842
                 Sorex dispar Batchelder, 1911 - long-tailed shrew
                   1 [Sorex dispar dispar]ᵀ Batchelder, 1911
                   2 Sorex dispar blitchi Schwartz, 1956