Cuthonella concinna

Cuthonella concinna is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusk in the family Fionidae.^[2]

Cuthonella concinna
The nudibranch Cuthonella concinna, Strangford Lough, County Down, Northern Ireland.
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Nudibranchia
Suborder:	Cladobranchia
Superfamily:	Fionoidea
Family:	Cuthonellidae
Genus:	Cuthonella
Species:	C. concinna
Binomial name
Cuthonella concinna (Alder & Hancock, 1843)[1]
Synonyms
Eolis concinna Alder & Hancock, 1843 Trinchesia concinna Cuthona concinna

Distribution

This species was described from Whitley Bay, Northumberland, England. It has been reported from the Northeast Atlantic from Finmarken, Norway south to Normandy, France and in the NW Atlantic from New England as well as from the NE Pacific at Vancouver Island, Canada.^[3] In Britain and Ireland it is a northern species, occurring at Skomer Island, Pembrokeshire and in the Irish Sea and Scotland. It is also reported from Iceland.^[4][5]

Description

The typical adult size of this species is 10–12 mm.^[3]

Habitat

Cuthonella concinna feeds on the hydroid Sertularia argentea, family Sertulariidae.^[4]