Coriocella

Coriocella is a genus of small slug-like sea snails, marine gastropod molluscs in the family Velutinidae.^[2]

Coriocella
Coriocella hibyae in Landaa Giraavaru (Maldives, Baa Atoll).
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Superfamily:	Velutinoidea
Family:	Velutinidae
Subfamily:	Lamellariinae
Genus:	Coriocella Blainville, 1824[1]
Type species
Coriocella nigra Blainville, 1824

Description

The ear-shaped shell is extremely thin, even membranous in part and concealed in the mantle. It has a small spiral turn at the apex. The aperture is very large. The shell lacks a columella.

The soft body is elliptical and much depressed. The borders of the mantle are very thin, notched in front and spreading out widely. The oval foot is very small. The head is scarcely distinct. The two short and rather thick tentacles are contractile and concealed under the shield. The eyes are situated at the base of the tentacles.^[3]

Species

Species within the genus Coriocella include:

• Coriocella fella Er. Marcus & Ev. Marcus, 1970
• Coriocella herberti Drivas & Jay, 1990
• Coriocella hibyae Wellens, 1991
• Coriocella jayi Wellens, 1995
• Coriocella nigra Blainville, 1824 - type species of the genus Coriocella
• Coriocella safagae Wellens, 1999
• Coriocella tongana (Quoy & Gaimard, 1832)