Clanculus atricatena
From Wikipedia, the free encyclopedia
| Clanculus atricatena | |
|---|---|
 | |
| Clanculus atricatena | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Order: | Trochida |
| Superfamily: | Trochoidea |
| Family: | Trochidae |
| Genus: | Clanculus |
| Species: | C. atricatena |
| Binomial name | |
| Clanculus atricatena Tomlin, 1921 | |
| Synonyms[1] | |
| |
Clanculus atricatena, common name the black-chained topshell, is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.[1]
The size of an adult shell varies between 15 mm and 20 mm in diameter. The umbilical shell has a broadly conical shape. The body whorl is rounded at its periphery. The umbilicus is wide and is bordered by a callus ridge with small nodules.
