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The Hypsiprymnodontidae ( /ˌhɪpsɨˌprɪmnɵˈdɒnʃɨdiː/) are a family of macropods, one of two families containing animals commonly referred to as rat-kangaroos. There is a single known extant genus and species in this family, the Musky Rat-kangaroo, Hypsiprymnodon moschatus, which occurs in northern Australia and New Guinea. During the Pleistocene megafauna from this family occurred in the genera Ekaltadeta.