Superfamily Chilinoidea Dall 1870 (snail)
Parent taxon: Hygrophila according to P. Bouchet et al. 2005
Sister taxa: Acroloxoidea, Lymnaeoidea, Planorboidea
Subtaxa: Chilinidae Latiidae
Ecology: epifaunal
Distribution: found only at Estero El Ganso locality, La Cueva Fm. (Pliocene of Chile)