Alvania weinkauffi

Alvania weinkauffi is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.


 * 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.

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