Clanculus atricatena

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]

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 (Clanculus) atricatena Tomlin, 1921
  • Clanculus kraussi G.B. Sowerby, 1897
  • Clanculus puniceus Krauss, 1848

Description

The size of an adult shell varies between 15 mm and 20 mm. 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.

Distribution

This marine species is found off the coast of Transkei, South Africa.

References
  1. Clanculus atricatena Tomlin, 1921. Retrieved through: World Register of Marine Species on 129 June 2011.
  • Kilburn, R.N. & Rippey, E. (1982) Sea Shells of Southern Africa. Macmillan South Africa, Johannesburg, xi + 249 pp. page(s): 40
  • Herbert G.G. (1993). Revision of the Trochinae, tribe Trochini (Gastropoda: Trochidae) of southern Africa. Annals of the Natal Museum 34(2):239–308
  • Branch, G.M. et al. (2002). Two Oceans. 5th impression. David Philip, Cate Town & Johannesburg
  • "Clanculus atricatenus". Gastropods.com. Retrieved 29 June 2011.


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