After Rowe, 1988, Luo, Crompton & Sun, 2001, Luo, Cifelli & Kielan-Jaworowska, 2001, Luo, Kielan-Jaworowska & Cifelli, 2002, Kielan-Jaworowska, Cifelli & Luo, 2004, and Luo & Wible, 2005

<==o Mammaliaformes Rowe, 1988 [Mammalia Linnaeus, 1758 sensu Luo, 1994, and Kielan-Jaworowska, Cifelli & Luo, 2004 (sensu lato)]
   |-- †Adelobasilus cromptoni Lucas & Hunt, 1990
   `--+--o †Sinoconodontidae
      |  `-- †Sinoconodon rigneyi Patterson & Olson, 1961 [incl. Lufengoconodon changchiawaensis Young, 1982a (Sinoconodon changchiawaensis (Young) sensu Crompton & Sun, 1985), S. parringtoni Young, 1982, and S. youngi Zhang, 1983, which are ontogenetic forms of Sinoconodon rigneyi]
      `--+?-o †Tricuspes von Huene, 1933 [Tricuspis?] [could be a non-mammaliaform chiniquodontoid]
         |  |-- †T. tuebingensis von Huene, 1933
         |  |-- †T. sigogneauae Hahn, Hahn & Godefroit, 1994
         |  `-- †T. tapeinodon Godefroit & Battail, 1997
         |?- †Repenomamus robustus Li, Wang, Wang & Li, 2001 [Repenomamidae Li, Wang, Wang & Li, 2001] [elsewhere treated as a gobiconodont]
         `--+--o †Morganucodonta Kermack, Mussett & Rigney, 1973 sensu Kielan-Jaworowska, Cifelli & Luo, 2004 [Kuehneotheria McKenna, 1975 sensu Luo, Kielan-Jaworowska & Cifelli, 2002 (in partim)]
            |  |?- †Hallautherium schalchi Clemens, 1980
            |  |-- †Morganucodontidae Kühne, 1958
            |  `-- †Megazostrodontidae Cow, 1986 sensu Kielan-Jaworowska, Cifelli & Luo, 2004
            `--+-- †Docodonta Kretzoi, 1958 sensu McKenna & Bell, 1997, and Kielan-Jaworowska, Cifelli & Luo, 2004 [Docodontiformes Kinman, 1994, incl. Tegotheridia Tatarinov, 1994]
               `--+-- †Hadrocodium wui Luo, Crompton & Sun, 2001
                  `--+-- †Kuehneotheriidae Kermack, Kermack & Musset, 1968 [Kuehneotheria McKenna, 1975 sensu Luo, Kielan-Jaworowska & Cifelli, 2002 (in partim)]
                     `--o Mammalia Linnaeus, 1758 sensu stricto [Rowe, 1988 and McKenna & Bell, 1997] (true mammals; nisäkkäät)
                        |--o Yinotheria Chow & Rich, 1982 sensu Kielan-Jaworowska, Cifelli & Luo, 2004, and Luo & Wible, 2005 [Prototheria Gill, 1872]
                        |  |--o †Shuontherium Chow & Rich, 1982 [Shuotheridia Chow & Rich, 1982: Shuotheriidae Chow & Rich, 1982]
                        |  |  |-- †S. dongi Chow & Rich, 1982
                        |  |  |-- †S. shilongi Wang, Clemens, Hu & Li, 1998
                        |  |  `-- †S. kermacki Sigogneau-Russell, 1998
                        |  `-- Australophenida Luo, Cifelli & Kielan-Jaworowska, 2001 sensu Kielan-Jaworowska, Cifelli & Luo, 2004, and Luo & Wible, 2005 [incl. Monotremata and Ausktribosphenida] (platypus & echidinas; nokkaeläimet)
                        `--+-- †Fruitafossor windscheffeli Luo & Wible, 2005
                           |--o †Volaticotheria Meng, Hu, Y. Wang, X. Wang, & Li, 2006
                           |  `-- †Volaticotherium antiquus Meng, Hu, Y. Wang, X. Wang, & Li, 2006
                           `--o Theriimorpha Rowe, 1993
                              |-- †Eutriconodonta Kermack, Musset & Rigney, 1973
                              `--o Theriiformes Rowe, 1988
                                 |-- †Allotheria Marsh, 1880
                                 `-- Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg, 1995 [Patriotheria Simpson, 1971, Orthotheria Vandebroek, 1964, Theria sensu lato] ("korkeammat nisäkkäät")

Mammalia incertae sedis:

Tikitherium Datta, 2005; U.Trias. Ind.
        †T. copei Datta, 2005

    †Reigitheriidae Bonaparte, 1990
        †Reigitherium Bonaparte, 1990
            †R. bunodontum Bonaparte, 1990

Reference(s):