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 Sciuravida McKenna & Bell, 1997
                                 Family †Chapattimyidae Hussain, de Bruijn & Leinders, 1978
                                   Subfamily †Cocomyinae de Bruijn, Hussain & Leinders, 1982
                                     01 Genus †Orogomys Dashzeveg, 1990
                                     02 Genus †Bumbanomys Shevyreva, 1989
                                     03 Genus †Adolomys Shevyreva, 1989
                                     04 Genus †Tsagankhushumys Shevyreva, 1989
                                     05 Genus †Cocomys Dawson, Li & Qi, 1984
                                     06 Genus †Sharomys Dashzeveg, 1990
                                     07 Genus †Kharomys Dashzeveg, 1990
                                     08 Genus †Tsagamys Dashzeveg, 1990
                                     09 Genus †Alaymys Averyanov, 1993
                                     10 Genus †Ulanomys Dashzeveg, 1990
                                     11 Genus †Tsinlingomys Li, 1963
                                     12 Genus †Tamquammys Shevyreva, 1971