Mammalia Linnaeus 1758 [Rowe 1988], nom. cl. inval. see Class Mammalia Linnaeus, 1758
   Metatheria Huxley 1880 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] see Infraclass Metatheria Huxley, 1880
     Marsupialiformes Vullo, Gheerbrant, de Muizon & Néraudeau, 2009
       Notometatheria Kirsch, Lapointe & Springer 1997
         Family †"Sternbergiidae" Szalay, 1994 [paraphyletic]
           1 Genus †Asiadidelphis Gabunia, Shevyreva & Gabunia, 1990
           2.1 Genus †Copedelphys Korth, 1994
           2.2 Genus †Carolopaulacoutoia McKenna & Bell, 1997