Hyalocylidae

The family Hyalocylidae is a taxonomic group of small floating sea snails, pelagic marine opisthobranch gastropod mollusks.

Genera

 * Hyalocylis Fol, 1875
 * † Praehyalocylis Korobkov, 1962
 * Synonyms:
 * Hyalocylix P. Fischer, 1883 : synonym of Hyalocylis Fol, 1875 (unjustified emendation)