Gibberula crassa

Gibberula crassa is a species of very small sea snail. It is a marine gastropod micromollusc in the family Cystiscidae.

Etymology
The specific name crassa derives from the Latin word for thick, referring to its wide shell.

Description
The closest intrageneric relatives of Gibberula crassa are Gibberula macula, Gibberula ubitaensis and Gibberula ubitalta. Typically, it possesses a wide shell with a length of 1.77 mm, a strong inward curve and a slightly indented axial fold.

Distribution
This species occurs in the Caribbean Sea off Panama at depths ranging from 41 meters - 95 meters deep.