Class Mammalia Linnaeus, 1758 - mammals
   Order Rodentia Bowdich, 1821 - rodents
     Suborder Sciurognathi (Tullberg, 1899) see Suborder Sciuromorpha Brandt, 1855
       Family Muridae Batsch, 1788 - rats, mice, hamsters, voles, lemmings, and gerbils
         Subfamily Nesomyinae Forsyth Major, 1897 - Madagascan rats
           1 Genus Brachytarsomys Günther, 1875
           2 Genus Brachyuromys Forsyth Major, 1896
           3 Genus Eliurus Milne-Edwards, 1885
           4 Genus Gymnuromys Forsyth Major, 1896 - voalavoanala
           5 Genus Hypogeomys Grandidier, 1869 - Malagasy giant rat
           6 Genus Macrotarsomys Milne-Edwards & Grandidier, 1898
           7 Genus Nesomys Peters, 1870