Species of gastropod
Alvania weinkauffi is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.[1]
- Subspecies
- Alvania weinkauffi jacobusi Oliverio, Amati & Nofroni, 1986
- Alvania weinkauffi weinkauffi (Weinkauff, 1868)
Description
The length of the shell varies between 2 mm and 4 mm.
The imperforate shell is thin, subpellucid and a little shining. It is whitish or yellowish. It has a clathrate sculpture by longitudinal riblets, and much stronger, distant spiral ridges. The shell contains six convex, angulated and shouldered whorls with a deeply incised suture. The aperture is smooth within and slightly varicose externally. [2]
Distribution
This species occurs in the Mediterranean Sea off Algeria, Tunisia and Sicily.
References
- ^ a b Alvania weinkauffi Weinkauff, 1868. Gofas, S. (2009). Alvania weinkauffi Weinkauff, 1868. In: Bouchet, P.; Gofas, S.; Rosenberg, G. World Marine Mollusca database. Accessed through the World Register of Marine Species at http://marinespecies.org/aphia.php?p=taxdetails&id=141255 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.
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