Genus of gastropods
Microstelma is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae.
Description.
(Original description in Latin) The shell is turreted-ovate with a narrow slit and features a conical spire. The whorls are adorned with prominent longitudinal folds. The aperture is oblong, extended anteriorly, and subtly channeled. The inner lip is thickened and nearly straight, while the outer lip is simple. 
Species.
Species within the genus "Microstelma" include:
References.
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