Cliopsidae

Cliopsis Troschel, 1854 is a genus of sea angels belonging to the family Cliopsidae. It is monotypic, being represented by the single species Cliopsis krohnii.

The Cliopsidae, common name sea angels, are a taxonomic family of small, free-swimming sea slugs, pelagic marine opisthobranch gastropod mollusks in the order Opisthobranchia.