Volvarina southwicki
Volvarina southwicki, common name the little drop marginella, is a species of sea snail, a marine gastropod mollusk in the family Marginellidae, the margin snails.
Description
The shell is oblong-cylindrical, transparent and glassy. It is faintly three-banded with orange-brown. The spire is small. The outer lip is flexuous. The columellar region is four-plaited.This is a bright, glassy shell, encircled with three very faint but well-defined bands of orange-brown.