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
[Order] †Polydolopimorphia Archer, 1984
[Suborder] †Bonapartheriformes Carneiro, Oliveira & Goin, 2018, orth. inval.
see Suborder Bonapartheriiformes Goin & Candela, 2004
Superfamily †Argyrolagoidea Ameghino, 1904
1 Genus †Wamradolops Goin & Candela, 2004
2.1.1 Genus †Groeberia Patterson, 1952
2.1.2.1 Genus †Argyrolagus Ameghino, 1904
2.1.2.2 Genus †Proargyrolagus Wolff, 1984
2.2.1 Genus †Praedens Goin, Abello & Chornogubsky, 2010
2.2.2.1 Genus †Epiklohnia Goin, Abello & Chornogubsky, 2010
2.2.2.2 Genus †Klohnia Flynn & Wyss, 1999