†superfamily Oxynooidea Adams and A. 1854 (snail)
Parent taxon: Sacoglossa according to P. L. Beesley 1998
Sister taxa: Arthessidae, Elysiacea, Elysioidea, Limapontioidea, Santia
Subtaxa: Oxynoidae Volvatellidae
Ecology: epifaunal
Distribution: there are no occurrences of Oxynooidea in the database