Alvania fasciata
Alvania fasciata is a species of small sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Description
The length of the shell varies between 3.5 mm and 4 mm, its diameter is 2 mm.The minute shell is turretted, latticed all over. It is translucent and touched with pale yellow. It contains six convex whorls, bicarinate and beautifully cancellate, with a few elevated, shining, spiral and transverse lirae. The outer lip is simple. The columel!a is arcuate.