Cylichnoidea is a superfamily of sea snails or bubble snails, marine gastropod molluscs in the order Cylichnidae, the "chalice bubble snails".MolluscaBase eds. (2020). MolluscaBase. Cylichnoidea H. Adams & A. Adams, 1854. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=943487 on 2020-10-02
Families Colinatydidae Oskars, Bouchet & Malaquias, 2015 Cylichnidae H. Adams & A. Adams, 1854 Diaphanidae Odhner, 1914 (1857) Eoscaphandridae Chaban & Kijashko, 2016 Mnestiidae Oskars, Bouchet & Malaquias, 2015 Taxon inquirendum Notodiaphanidae Thiele, 1931 Synonyms Amphisphyridae Gray, 1857: synonym of Diaphanidae Odhner, 1914 (1857)
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