Mammaliaformes Rowe 1988
   [crown] Class Mammalia Linnaeus, 1758 - mammals
     Subclass Theriiformes Rowe, 1988 see Division Theriiformes Rowe, 1988
       Infraclass Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg, 1995 see Clade Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg 1995
         Superlegion Trechnotheria McKenna, 1975 see Clade Trechnotheria McKenna 1975
           Legion Cladotheria McKenna, 1975 see Clade Cladotheria McKenna 1975
             Sublegion Zatheria McKenna, 1975 see Clade Zatheria McKenna 1975
               Infralegion Tribosphenida McKenna, 1975 see Subclass Boreosphenida Luo, Cifelli & Kielan-Jaworowska, 2001
                 [crown] Supercohort Theria Parker & Haswell, 1897 - therians see Subclass Theria Parker & Haswell, 1897
                   Cohort Placentalia Owen, 1837 - placentals
                     Magnorder Epitheria McKenna, 1975 see Cohort Placentalia Owen, 1837
                       Superorder Preptotheria McKenna, 1975
                         Grandorder Anagalida Szalay & McKenna, 1971 see Order Anagalida Szalay & McKenna, 1971
                           Mirorder Simplicidentata Weber, 1904
                             Order Rodentia Bowdich, 1821 - rodents
                               Suborder Myomorpha Brandt, 1855 see Infraorder Myomorphi
                                 Infraorder Myodonta Schaub, 1955 see Infraorder Myomorphi
                                   Superfamily Muroidea Batsch, 1788
                                     Family Muridae Batsch, 1788 - rats, mice, hamsters, voles, lemmings, and gerbils
                                       Subfamily Sigmodontinae Wagner, 1843
                                         01 Genus †Jacobsomys Czaplewski, 1987
                                         02 Genus Baiomys True, 1894 - pygmy mice
                                         03 Genus Scotinomys Thomas, 1913 - brown mice
                                         04 Genus Rhagomys Thomas, 1917 - Brazilian arboreal mouse
                                         05 Tribe Tylomyini Reig, 1984
                                         06 Tribe Neotomini Merriam, 1894
                                         07 Tribe Peromyscini Hershkovitz, 1966
                                         08 Tribe Oryzomyini Vorontzov, 1959
                                         09 Tribe Thomasomyini Steadman & Ray, 1982
                                         10 Tribe Wiedomyini Reig, 1980
                                         11 Tribe Akodontini Vorontzov, 1959
                                         12 Tribe Phyllotini Vorontzov, 1959 - phyllotines
                                         13 Tribe Sigmodontini Wagner, 1843
                                         14 Tribe Scapteromyini Massoia, 1979
                                         15 Tribe Ichthyomyini Vorontzov, 1959