Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Mammalia Linnaeus, 1758 - mammals
               Subclass Eutheria Gill, 1872 see Infraclass Eutheria Gill, 1872
                 Order Rodentia Bowdich, 1821 - rodents
                   Suborder Sciuromorpha Brandt, 1855
                     1 Superfamily Aplodontoidea Matthew, 1910, orth. inval. see Superfamily Aplodontioidea Brandt, 1855
                     2 Superfamily Sciuroidea Batsch, 1788
                     3 Superfamily Geomyoidea Bonaparte, 1845
                     4 Superfamily Castoroidea Batsch, 1788
                     5 Superfamily Ctenodactyloidea (Gervais, 1853) Simpson, 1945 see Family Ctenodactylidae Gervais, 1853
                     6 Superfamily Anomaluroidea Gervais, 1849
                     7 Superfamily Pedetoidea Gray, 1825