Alvania hispidula

Alvania hispidula
	Shell of Alvania hispidula
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Superfamily:	Rissooidea
Family:	Rissoidae
Genus:	Alvania
Species:	A. hispidula
Binomial name
	Alvania hispidula; (Monterosato, 1884)
Synonyms
	Acinus hispidulus Monterosato, 1884; Rissoa cancellata R. A. Philippi, 1844 junior homonym; Rissoa clathrata R. A. Philippi, 1844 junior homonym (junior homonym of Rissia clathrata Gray, 1826, and R. clathratra Grateloup, 1828); Turbona elegantula F. Nordsieck, 1972 (dubious synonym); Turbona hispidula (Monterosato, 1884);

Alvania hispidula 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 5 mm.

The rather solid, brownish shell is regularly clathrate by longitudinal narrow riblets and numerous spiral lirae. The outer lip is plicate within and externally dentately varicose. The shell contains six moderately convex whorls. ^[2]

Distribution

This species occurs in the Mediterranean Sea (off Lazio, Italy; off Greece)

References

^ Alvania hispidula (Monterosato, 1884). Gofas, S. (2009). Alvania hispidula (Monterosato, 1884). 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=141195 on 9 August 2010 .
^ G.W. Tryon (1884), Manual of conchology, structural and systematic : with illustrations of the species; Academy of Natural Sciences ser. 1, vol. 9 This article incorporates text from this source, which is in the public domain.

Nordsieck, F. (1972). Die europäischen Meeresschnecken (Opisthobranchia mit Pyramidellidae; Rissoacea). Vom Eismeer bis Kapverden, Mittelmeer und Schwarzes Meer. Gustav Fischer, Stuttgart. XIII + 327 pp.
(MSBIAS) MEDIN. (2011). UK checklist of marine species derived from the applications Marine Recorder and UNICORN. version 1.0.

External links

[WoRMS-1] Alvania hispidula (Monterosato, 1884). Gofas, S. (2009). Alvania hispidula (Monterosato, 1884). 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=141195 on 9 August 2010 .

[2] G.W. Tryon (1884), Manual of conchology, structural and systematic : with illustrations of the species; Academy of Natural Sciences ser. 1, vol. 9 This article incorporates text from this source, which is in the public domain.

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