Assiminea savesi
Assiminea savesi is a species of minute, salt-tolerant snail with an operculum, an aquatic gastropod molluscs, or micromolluscs, in the family Assimineidae.
Description
The length of this species attains 1½ mm, its diameter 0.75 mm.The shell is imperforate, pupiform, thin, and corneous. The spire is oblong, with a somewhat blunt apex. The suture is impressed. It has four slightly rounded whorls, which are encircled by a brown, nearly inconspicuous band. The body whorl nearly equals the height of the spire and is obscurely encircled by two brown zones. The aperture is ovate-pyriform andof the same color as the shell. The external zones pass inconspicuously through the interior. The peristome is continuous, somewhat thickened, and corneous.