†Ischyrodidelphis Paula Couto 1952 (opossum)
Mammalia - Didelphimorphia - Didelphidae
Full reference: C. d. Paula Couto. 1952. Fossil mammals from the beginning of the Cenozoic in Brazil. Maruspialia: Didelphidae. American Museum Novitates 1567:1-26
Parent taxon: Didelphinae according to C. d. Paula Couto 1952
Sister taxa: Didelphini, Gaylordia, Incadelphys, Metachirini, Mirandaia, Mizquedelphys
Subtaxa: Ischyrodidelphis castellanosi
Type: Ischyrodidelphis castellanosi
Ecology: scansorial omnivore-carnivore