Venus casina

Venus casina is a species of saltwater clam, a marine bivalve mollusc in the family Veneridae, the venus clams. While the species is classified by World Register of Marine Species as Venus casina, the Catalogue of Life uses Circomphalus casina.

Venus casina
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Venerida
Family:	Veneridae
Genus:	Venus
Species:	V. casina
Binomial name
Venus casina Linnaeus, 1758
Synonyms[1]
Circomphalus casina Linnaeus, 1758 Dosina casina Linnaeus, 1758 Pectunculus membranaceus da Costa, 1778 Venus casinula Deshayes in Bory de Saint-Vincent, 1833 Venus consobrina Deshayes, 1853 Venus discina Lamarck, 1818 Venus giraudi Gay, 1858 Venus joenia Benoit & Granata, 1878 Venus lactea Donovan, 1803 Venus reflexa Montagu, 1808 Venus rusterucii Payraudeau, 1826

Appearance

Venus casina has equally sized valves up to 50 mm in length with a "swollen" appearance. The species is characterised by concentric ridges on the outer surface of the shell, which is dirty white to beige, with occasional patches of pink.^[2]

Ecology

Venus casina is a suspension feeder found between the United Kingdom, West Africa and the Azores as well as in the Mediterranean Sea.^[1]