Clade Marsupialia Illiger 1811 (marsupial)
Synonyms: Didelpha Bonaparte 1838, Ferae Gray 1821, Marsupiata Richardson 1837, Metadelphia Archer 1984, Pollicata Illiger 1811, Salientia Illiger 1811
Full reference: C. Illiger. 1811. Prodromus Systematis Mammalium et Avium
Parent taxon: Marsupialiformes according to G. P. Wilson et al. 2016
See also Gray 1821, Gray 1825, Illiger 1811, Lundelius and Turnbull 1973, Lundelius and Turnbull 1982 and McKenna and Bell 1997
Sister taxa: Adelodelphys, Alphadontidae, Anchistodelphys, Arcantiodelphys, Archimetatheria, Asiatherium, Bistius, Dakotadens, Iugomortiferum, Kokopellia, Pediomyoidea, Polydolopimorphia, Protalphadon, Sinbadelphys, Sparassodonta, Stagodontidae
Subtaxa: Leptodactyla Macrotarsi Marsupicarnivora Phalangistadae