Assiminea sinensis
Species of gastropod
From Wikipedia, the free encyclopedia
Assiminea sinensis is a species of minute, salt-tolerant snail with an operculum, an aquatic gastropod molluscs, or micromolluscs, in the family Assimineidae. [1]
| Assiminea sinensis | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Assimineidae |
| Genus: | Assiminea |
| Species: | A. sinensis |
| Binomial name | |
| Assiminea sinensis G. Nevill, 1880 | |
Description
The length of this species attains 5 mm, its diameter 3 mm.
(Original description in Latin) The shell is imperforate, ovate-conical, and rather solid. It is shining, nearly smooth and chestnut-brown. It is marked by a slightly faint impressed line below the suture. The spire is elongated and conical, with a somewhat acute apex. It has 7½ rather flattened whorls. The body whorl is compressed, scarcely convex, and furnished with no keel. The aperture is small and nearly vertical. The margins are joined by a somewhat obsolete callus. The outer lip is thin. The inner lip is arched, thickened, and dark chestnut-brown. It is subangulate below. [2]
Distribution
This species occurs in Hong Kong in brackish waters.
