Vertebrata Cuvier, 1812 - vertebrates
   Gnathostomata
     Teleostomi
       Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
         Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] - amniotes
           Class Mammalia Linnaeus, 1758 - mammals
             Subclass Theria Parker & Haswell, 1897
               Theria of Metatherian-Eutherian grade
                 Infraclass Eutheria Gill, 1872
                   [Cohort Epitheria McKenna, 1975]
                     [Superorder Insectivora Bowdich, 1821]
                       2 [Order Lipotyphla Haeckel, 1866] see Order Eulipotyphla Waddell, Okada & Hasegawa, 1999