Family Poupiniidae Guinot 1991 (crab)
Malacostraca - Decapoda - Poupiniidae
Parent taxon: Homoloidea according to R. M. Feldmann et al. 2012
See also Schweitzer et al. 2010
Sister taxa: Homolidae, Latreilliidae, Mithracitidae, Tithonohomolidae
Subtaxa: Rhinopoupinia
Ecology: epifaunal carnivore
Distribution: found only at Locality 20, southwestern Seymour Island (Cretaceous of Antarctica)