Atlanta rosea
Atlanta rosea is a species of sea snail, a holoplanktonic marine gastropod mollusk in the family Atlantidae.
Richter confirmed the validity of this species on the basis of morphology and anatomical characteristics
Description
The shell is glassy, disc-shaped, broadly keeled, extremely thin, and translucent. The spire is depressed and flattened. There are six whorls, which are convex-depressed, with the body whorl being keeled. The aperture is ovate-acute, slightly reflected at the back, and at the front, it is tapered and deeply split; the peristome is thin and sharp.The operculum is glassy, oval, thin, translucent, and has only a few spirals.