Eulithidium thalassicola

Eulithidium thalassicola, common name the turtle grass pheasant shell, is a species of sea snail, a marine gastropod mollusc in the family Phasianellidae.

Description
The height of the shell varies between 2 mm and 7.1 mm.

Distribution
This species occurs in the Gulf of Mexico, the Caribbean Sea and the Lesser Antilles; in the Western Atlantic Ocean from North Carolina to Brazil.