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Alvania weinkauffi

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Alvania weinkauffi
Shell of Alvania weinkauffi weinkauffi (specimen at the Natural History Museum, Rotterdam)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Superfamily: Rissooidea
Family: Rissoidae
Genus: Alvania
Species:
A. weinkauffi
Binomial name
Alvania weinkauffi
Weinkauff, 1868
Synonyms[1]
  • Alvinia weinkauffi (Weinkauff, 1868)
  • Manzonia (Alvinia) weinkauffi (Schwartz von Mohrenstern, 1868)

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

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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

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This species occurs in the Mediterranean Sea off Algeria, Tunisia and Sicily.

References

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