| Clade-based name | : | Metatheria (Clade) Huxley 1880 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] | |
Ref: M.J. Benton, 2015: 443. [inferred] |
| Former rank | : | Metatheria (Subclass) Huxley, 1880 | |
Ref: M.J. Benton, 2015: 443. [inferred] |
| Former rank | : | Metatheria (Infraclass) Huxley, 1880 | |
Ref: M.J. Benton, 2015: 443. [inferred] |