Assiminea japonica
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| Assiminea japonica | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Assimineidae |
| Genus: | Assiminea |
| Species: | A. japonica |
| Binomial name | |
| Assiminea japonica E. von Martens, 1877 | |
| Synonyms[1] | |
| |
Assiminea japonica is a species of small operculate snail, a marine gastropod mollusc or micromollusc in the family Assimineidae. [1]
The length of the shell attains 7 mm, its diameter 5 mm.
(Original description in Latin) The shell is lacks an umbilicus and convexly conical. It is rather solid, striate, and lacks any impressed spiral lines. The color is blackish-olive. It has 4½ rather convex whorls, which are separated by a sufficiently deep suture. The upper whorls are eroded. The body whorl is faintly angulate, and its base is slightly convex. The aperture is moderately oblique and pear-shaped. It is sharp above. The peristome is blunt and straight. The inner lip is thickened and whitish. [2]
