Subfamily Thylamyinae Hershkovitz 1992 (opossum)
Mammalia - Didelphimorphia - Didelphidae
Parent taxon: Didelphidae according to J. L. Patton et al. 1996
Sister taxa: Caluromyinae, Caroloameghiana, Coona, Dasyurina, Derorhynchinae, Didelphina, Didelphinae, Didelphys, Eobrasiliinae, Esteslestes, Hyperdidelphys, Macropina, Marmosinae, Marmosops, Paradidelphys, Peramelina, Peratotherium, Phalangistina, Phascolomina, Sparassocynus, Sternbergia, Thylatheridium, Thylophorops, Zygolestes, Gracilinanus
Subtaxa: Thylamyini
Type: Thylamys
Ecology: scansorial omnivore-carnivore