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 Cricetinae Fischer de Waldheim, 1817 - hamsters
                                         01 Genus Cricetus Leske, 1779 - common hamster
                                         02 Genus †Rotundomys Mein, 1965
                                         03 Genus †Microtocricetus Fahlbusch & Mayr, 1975
                                         04 Genus †Ischymomys Zazhigin, 1971
                                         05 Genus †Collimys Daxner-Hock, 1972
                                         06 Genus †Pannonicola Kretzoi, 1965
                                         07 Genus †Hattomys Freudenthal, 1985
                                         08 Genus †Nannocricetus Schaub, 1934
                                         09 Genus †Karstocricetus Kordos, 1987
                                         10 Genus †Kowalskia Fahlbusch, 1969
                                         11 Genus Cricetulus Milne-Edwards, 1867 - dwarf hamsters
                                         12 Genus †Hypsocricetus Daxner-Höch, 1992
                                         13 Genus †Sinocricetus Schaub, 1930
                                         14 Genus †Paracricetulus Young, 1927
                                         15 Genus †Chuanocricetus Zheng, 1993
                                         16 Genus †Amblycricetus Zheng, 1993
                                         17 Genus Mesocricetus Nehring, 1898 - golden hamsters
                                         18 Genus †Rhinocricetus Kretzoi, 1956
                                         19 Genus Phodopus Miller, 1910 - small desert hamsters
                                         20 Genus Tscherskia Ognev, 1914
                                         21 Genus Cansumys Allen, 1928
                                         22 Genus Allocricetulus Argyropulo, 1932