Oxynooidea
Introduction '''Oxynooidea''' is a superfamily of small sea snails, bubble snails and bivalved gastropods, marine gastropod mollusks within the superorder Sacoglossa.
Families Families within the superfamily Oxynooidea:* family Cylindrobullidae Thiele, 1931* family Juliidae  E. A. Smith, 1885* family Oxynoidae Stoliczka, 1868 (1847)* family Volvatellidae Pilsbry, 1895
References * Jensen, R. H. (1997). A Checklist and Bibliography of the Marine Molluscs of Bermuda. Unp. , 547 pp* Bouchet P., Rocroi J.P., Hausdorf B., Kaim A., Kano Y., Nützel A., Parkhaev P., Schrödl M. & Strong E.E. (2017). Revised classification, nomenclator and typification of gastropod and monoplacophoran families. Malacologia. 61(1-2): 1-526