Full reference: R. M. D. Beck, M. Archer, H. Godthelp, B. S. Mackness, S. J. Hand and J. Muirhead. 2008. A bizarre new family of Marsupialia (Incertae sedis) from the Early Pliocene of northeastern Australia: implications for the phylogeny of bunodont marsupials. Journal of Paleontology 82(4):749-762
Parent taxon: Marsupialia according to R. M. D. Beck et al. 2008
Sister taxa: Adinodon, Ameridelphia, Archimetatheria, Australidelphia, Bistius, Didelphia, Didelphimorphia, Diprotodonta, Djarthia, Duquettichnus, Gashternia, Groeberiidae, Hatcheritherium, Ideodelphys, Kokopellia, Marsupicarnivora, Nototheriidae, Palangania, Perameloidea, Perrodelphys, Polydolopimorphia, Progarzonia, Vombatoidea, Xenodelphis
Subtaxa: Numbigilga
Ecology: scansorial omnivore