Aegopinella nitens
Aegopinella nitens is a species of small land snail, a terrestrial pulmonate gastropod mollusk in the family Gastrodontidae, the glass snails.
Description
The diameter of the shell attains, its height.The shell is orbicular and depressed, with a prominent, wide umbilicus. It is thin, transparent, and smooth to the touch, featuring very fine longitudinal striations. The coloration is often dark horn-like, sometimes greenish-white, and paler on the underside. The shell contains four nearly flat whorls. The aperture is depressed, oblique, and expansive, with a simple, acute peristome.
It is distinct from Aegopinella nitidula by its last quarter of the whorl being flattened and sometimes curving slightly downwards.