Fionidae is a

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

sea slugs Sea slug is a common name for some marine invertebrates with varying levels of resemblance to terrestrial slugs. Most creatures known as sea slugs are gastropods, i.e. they are sea snails (marine gastropod mollusks) that, over evolutionary t ...

, aeolid

nudibranch Nudibranchs () are a group of soft-bodied marine gastropod molluscs, belonging to the order Nudibranchia, that shed their shells after their larval stage. They are noted for their often extraordinary colours and striking forms, and they have b ...

s, marine

gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...

mollusc Mollusca is a phylum of protostome, protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant taxon, extant species of molluscs are recognized, making it the second-largest animal phylum ...

s in the superfamily

Fionoidea Fionoidea is a superfamily of small sea slugs, aeolid nudibranchs. They are gastropod mollusks within the suborder Cladobranchia. The families within Fionoidea were shown to be monophyletic on DNA evidence and a re-interpretation of family chara ...

Taxonomic history

This family was expanded to include

Tergipedidae Tergipedidae is a family of sea slugs, aeolid nudibranchs, and marine gastropod mollusc Mollusca is a phylum of protostome, protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant ...

Eubranchidae Eubranchidae is a taxonomic family of sea slugs, marine gastropod molluscs in the superfamily Aeolidioidea, the aeolid nudibranch Nudibranchs () are a group of soft-bodied marine gastropod molluscs, belonging to the order Nudibranchia, ...

and

Calmidae Calmidae is a taxonomic family of sea slugs with only one genus and two species. These are specifically aeolid nudibranchs. They are marine gastropod mollusc Mollusca is a phylum of protostome, protostomic invertebrate animals, whose m ...

as a result of a molecular phylogenetics study. This was reversed in 2017 with further DNA evidence and a re-interpretation of genus and family characteristics.Korshunova, T.; Martynov, A.; Picton, B. (2017)
Ontogeny as an important part of integrative taxonomy in tergipedid aeolidaceans (Gastropoda: Nudibranchia) with a description of a new genus and species from the Barents Sea.
Zootaxa. 4324(1): 1.

Genera

Genera within the family Fionidae include: * ''

Fiona Fiona is a feminine given name of Gaelic origins. It means white or fair, while the Irish name ''Fíona'' means 'of wine', being the genitive of 'wine'. It was coined by Scottish writer James Macpherson. Initially, the name was confined to ...

'' Alder & Hancock n Forbes & Hanley 1853 * ''

Calma Calma Company, based in Sunnyvale, California, was, between 1965 and 1988, a vendor of digitizers and minicomputer-based graphics systems targeted at the cartographic and electronic, mechanical and architectural design markets. In the electroni ...

'' Alder & Hancock, 1855 * '' Cuthona'' Alder & Hancock, 1855 * '' Cuthonella'' Bergh, 1884 * '' Eubranchus'' Forbes, 1838 * '' Murmania'' Martynov, 2006 * ''

Tenellia ''Tenellia'' is a genus of sea slugs, aeolid nudibranchs, marine gastropod molluscs in the family Trinchesiidae.Gofas, S. (2004)''Tenellia'' A. Costa, 1866.In: MolluscaBase (2016). Accessed through: World Register of Marine Species on 2016-12-23 ...

'' A. Costa, 1866 * '' Tergipes'' Cuvier, 1805 * '' Tergiposacca'' Cella, Carmona, Ekimova, Chichvarkhin, Schepetov & Gosliner, 2016 * '' Rubramoena'' Cella, Carmona, Ekimova, Chichvarkhin, Schepetov & Gosliner, 2016 * '' Abronica'' Cella, Carmona, Ekimova, Chichvarkhin, Schepetov & Gosliner, 2016

References

External links

* {{Taxonbar, from=Q3745790 Taxa named by John Edward Gray