Marginella helmatina

Marginella helmatina is a species of sea snail, a marine gastropod mollusk in the family Marginellidae, the margin snails.


 * Subspecies:
 * Marginella helmatina cumingiana Petit de la Saussaye, 1841

Description
The length of the shell attains 20 mm.

Distribution
This marine species occurs off Gabon and São Tomé and Príncipe.