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 Hystricognatha Woods, 1976 see Suborder Hystricomorpha Brandt, 1855
                                 Infraorder Hystricognathi Tullberg, 1899
                                   01 Genus †Luribayomys Hoffstetter & Lavocat, 1976
                                   02 Family Hystricidae Fischer de Waldheim, 1817 - Old World porcupines
                                   03 Family Erethizontidae Bonaparte, 1845 - New World porcupines
                                   04 Family †Myophiomyidae Lavocat, 1973
                                   05 Family †Diamantomyidae Schaub, 1958
                                   06 Family †Phiomyidae Wood, 1955
                                   07 Family †Kenyamyidae Lavocat, 1973
                                   08 Family Petromuridae Tullberg, 1899 - dassie rat
                                   09 Family Thryonomyidae Pocock, 1922 - cane rats
                                   10 Parvorder Bathyergomorphi Tullberg, 1899 see Superfamily Bathyergoidea Waterhouse, 1841
                                   11 Parvorder Caviida Bryant & McKenna, 1995 see Parvorder Caviomorpha Wood & Patterson, 1955