Alvania sororcula

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

Description
The length of the shell varies between 3 mm and 4 mm.

The shell is whitish or fulvous.it shows prominent spiral lirae, decussated by a less elevated longitudinal sculpture, which becomes obsolete on the base. The shell contains five, convex, subangulate whorls. The suture is deepand channeled. The outer lip is scarcely varicose.

Distribution
This species occurs in the Mediterranean Sea off Italy (Island of Elba) and off Greece.