Auriculella perpusilla
Auriculella perpusilla is a species of tropical air-breathing land snails, terrestrial pulmonate gastropod mollusks.
This species is endemic to Hawaii.
Description
The shell is small, left-handed, and shortly ovate-conic in shape. It is perforated, fragile, and horn-colored. There are 5 slightly convex whorls separated by a simple suture. The aperture is subcircular, and the parietal wall features a thin layer. The peristome is thin and slightly dilated, while the columella is not folded and is somewhat reflected.Auriculella perpusilla is incredibly small, most adult shells reaching a height of around 6 millimeters.
Their thin shell has 5 strongly convex whorls with low spires and weakly reflected apertures.