Alcadia sericea
Alcadia sericea is a species of an operculate land snail, terrestrial gastropod mollusk in the family Helicinidae.
Description
The height of the shell attains, its greatest diameter.The globular-trochiform shell is thin, smooth and shiny below and slightly striated above. It is somewhat translucent, silky, and horn-reddish. It has 5 whorls, with the body whorl expanded. The aperture is hemispherical, and the peristome is reflexed, either white or pink, and somewhat sinuous at the base. The operculum is solid, somewhat opaque, and gray.