Alvania subcalathus

Alvania subcalathus
	Several views of a shell of Alvania subcalathus
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda; clade Hypsogastropoda; clade Littorinimorpha
Superfamily:	Rissooidea
Family:	Rissoidae
Genus:	Alvania
Species:	A. subcalathus
Binomial name
	Alvania subcalathus; (Dautzenberg & Fischer H., 1906)
Synonyms
	Alvania (Alvania) calathus manzonii Nordsieck, F., 1972; Rissoa calathus Manzoni, A., 1868;

Alvania subcalathus is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.^[1]

Description

The length of the shell varies between 2.5 mm and 4.3 mm.

This species occurs in the Atlantic Ocean off the Canary Islands.

^ Alvania subcalathus (Dautzenberg & Fischer H., 1906). Gofas, S. (2009). Alvania subcalathus (Dautzenberg & Fischer H., 1906). In: Bouchet, P.; Gofas, S.; Rosenberg, G. World Marine Mollusca database. Accessed through the World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=141245 on 4 November 2012 .

Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180-213 (l

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