The

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Cliidae is a

taxonomic Taxonomy is the practice and science of categorization or classification. A taxonomy (or taxonomical classification) is a scheme of classification, especially a hierarchical classification, in which things are organized into groups or types. ...

group of small floating

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

pelagic The pelagic zone consists of the water column of the open ocean, and can be further divided into regions by depth (as illustrated on the right). The word ''pelagic'' is derived . The pelagic zone can be thought of as an imaginary cylinder or wa ...

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

opisthobranch Opisthobranchs () is now an informal name for a large and diverse group of specialized complex gastropods which used to be united in the subclass Opisthobranchia. That taxon is no longer considered to represent a monophyletic grouping. Euopisth ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...

s.Bouchet, P. (2011). Cliidae. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=411904 on 2012-07-24 This family name has for a long time been known as Clioidae, or the subfamily Clioinae Jeffreys, 1869 belonging to the family

Cavoliniidae The family Cavoliniidae is a taxonomic group of small floating sea snails, pelagic marine opisthobranch gastropod mollusks.Gofas, S. (2011). Cavoliniidae. Accessed through: World Register of Marine Species at http://www.marinespecies.org/ap ...

, each time with the type genus ''Clio'' Linnaeus, 1767. Unfortunately this is often confused with another molluscan family Clionidae, which has the type genus ''Clione''. The

International Commission on Zoological Nomenclature The International Commission on Zoological Nomenclature (ICZN) is an organization dedicated to "achieving stability and sense in the scientific naming of animals". Founded in 1895, it currently comprises 26 commissioners from 20 countries. Orga ...

(ICZN) has therefore changed the name back to its original spelling Cliidae Jeffreys, 1869, type genus ''Clio'' Linnaeus, 1767

Genera

* ''

Clio In Greek mythology, Clio ( , ; el, Κλειώ), also spelled Kleio, is the muse of history, or in a few mythological accounts, the muse of lyre playing. Etymology Clio's name is etymologically derived from the Greek root κλέω/κλεί� ...

'' Linnaeus, 1767 ;Genera brought into synonymy: * ''Balantium'' Children, 1823: synonym of ''Clio (Balantium)'' ''Children, 1823'' represented as ''Clio'' Linnaeus, 1767 * ''Cleodora'' Peron & Lesueur, 1810: synonym of ''Clio'' Linnaeus, 1767 * ''Euclio'' Bonnevie, 1912: synonym of ''Clio'' Linnaeus, 1767

References

* Bouchet P. & Rocroi J.-P. (2005) ''Classification and nomenclator of gastropod families''. Malacologia 47(1-2): 1-397.
Rampal J. (2002). ''Biodiversité et biogéographie chez les Cavoliniidae (Mollusca, Gastropoda, Opisthobranchia, Euthecosomata). Régions faunistiques marines''. Zoosystema : 24(2): 209-258
{{Taxonbar, from=Q5133370 Euopisthobranchia Cavolinioidea