†family Derorhynchidae Paula Couto 1962 (marsupial)
Mammalia - Theriamorpha - Derorhynchidae
Parent taxon: Ameridelphia according to E. V. Oliveira and F. J. Goin 2011
See also Case et al. 2004, Gelfo et al. 2007 and Goin et al. 1999
Sister taxa: Didelphimorphia, Marambiotherium, Protodidelphidae, Sternbergiidae
Subtaxa: Coona Derorhynchus Diogenesia Pauladelphys Xenostylos
Type: Derorhynchus
Ecology: scansorial omnivore
Distribution:
• Eocene of Antarctica (4 collections), Argentina (6), Brazil (1)
• Paleocene of Argentina (1)
Total: 12 collections including 25 occurrences