Volvarina bullula

Volvarina bullula, common name the little bubble marginella, is a species of sea snail, a marine gastropod mollusk in the family Marginellidae, the margin snails.

Description
The shell is cylindrically oblong, transparent-white and glassy. The spire is obtusely conical. The outer lip is flexuous. The columella is four-plaited.

Distribution
This marine species occurs off Borneo, Indonesia.