Alvania scabra

Alvania scabra
	Shell of Alvania scabra
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Superfamily:	Rissooidea
Family:	Rissoidae
Genus:	Alvania
Species:	A. scabra
Binomial name
	Alvania scabra; (Philippi, 1844)
Synonyms
	Alvania oranica (Pallary, 1900); Alvaniella scabra (R. A. Philippi, 1844) superseded combination; Rissoa mutabilis Schwartz von Mohrenstern, 1868 (nomen nudum); Rissoa oranica Pallary, 1900; Rissoa scabra R. A. Philippi, 1844 superseded combination; Rissoa scabra var. rubescens Monterosato, 1877 (a colour variety; infrasubspecific);

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

Description[edit]

The length of the shell varies between 1.5 mm and 3 mm.

The shell is longitudinally plicate, obsolete below, spirally lirate, forming mamillary tubercles. It contains 6 slightly convex whorls. The shell is white, maculated with chestnut. The outer lip is sulcate within, varicose externally. ^[2]

Distribution[edit]

This species occurs in the Mediterranean Sea (Spain, Algeria, Italy, Greece); in the Atlantic Ocean off Madeira.

References[edit]

^ Alvania scabra (Philippi, 1844). Gofas, S. (2009). Alvania scabra (Philippi, 1844). 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=141233 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.

External links[edit]

[WoRMS-1] Alvania scabra (Philippi, 1844). Gofas, S. (2009). Alvania scabra (Philippi, 1844). 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=141233 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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