†subfamily Hyladelphinae Voss and Jansa 2009 (opossum)
Mammalia - Didelphimorphia - Didelphidae
Parent taxon: Didelphidae according to R. S. Voss and S. A. Jansa 2009
Sister taxa: Caluromyinae, Caroloameghiana, Cladodidelphys, Cryptonanus, Dasyurina, Derorhynchinae, Didelphinae, Dimerodon, Eobrasiliinae, Herpetotheriinae, Marmosinae, Marmosops, Marmosopsini, Peratotherium, Sparassocyninae, Sparassocynini, Thlaeodontinae, Thylamyinae
Subtaxa: Sairadelphys
Ecology: scansorial omnivore-carnivore
Distribution: found only at Cave of Gruta dos Mouras (Quaternary of Brazil)