Helcion concolor

Helcion concolor, common name the variable limpet, is a species of sea snail, a true limpet, a marine gastropod mollusk in the family Patellidae, one of the families of true limpets.[1]

Helcion concolor
Helcion concolor shell
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Patellogastropoda
Superfamily:
Patelloidea
Family:
Patellidae
Genus:
Helcion
Species:
H. concolor
Binomial name
Helcion concolor
(Krauss, 1848)
Synonyms[1]
  • Patella concolor Krauss, 1848
  • Patella concolor f. polygramma Tomlin, 1931
  • Patella farquhari Turton, 1932
  • Patella helena Turton, 1932
  • Patella rietensis Turton, 1932
  • Patella variabilis Krauss, 1848
  • Patella variabilis var. concolor Krauss, 1848
  • Patella variabilis var. constellata Sowerby III, 1921
  • Patella variabilis var. fasciata Krauss, 1848
  • Patella variabilis var. fasciolata Tomlin, 1931
  • Patella variabilis var. helvola Turton, 1932
  • Patella variabilis var. polygramma Tomlin, 1931
  • Patella variabilis var. radiata Krauss, 1848

Distribution

This species occurs in the Indian Ocean off Mozambique and South Africa.

Description

The size of the shell varies between 30 mm and 60 mm.

Dorsal view.
Ventral view.

References
  1. Helcion concolor (Krauss, 1848). Retrieved through: World Register of Marine Species on 10 July 2012.
  • Kalk, M. (1958). The fauna of the intertidal rocks at Inhaca Island, Delagoa Bay. Ann. Natal Mus. 14: 189–242.
  • Kilburn, R. N. 1972. Taxonomic notes on South African marine Mollusca (2), with the description of new species and subspecies of Conus, Nassarius, Vexillum and Demoulia. Annals of the Natal Museum 21(2):391–437, 15 figs.
  • Kilburn, R.N. & Rippey, E. (1982) Sea Shells of Southern Africa. Macmillan South Africa, Johannesburg, xi + 249 pp. page(s): 37
  • Steyn, D.G. & Lussi, M. (1998) Marine Shells of South Africa. An Illustrated Collector’s Guide to Beached Shells. Ekogilde Publishers, Hartebeespoort, South Africa, ii + 264 pp. page(s): 16
  • Koufopanou et al. (1999). A molecular phylogeny of the patellid limpets (Gastropoda: Patellidae) and its implications for the origins of their antitropical distribution Mol. Phylogenet. Evol. 11(1):138–156
  • Branch, G.M. et al. (2002). Two Oceans. 5th impression. David Philip, Cate Town & Johannesburg
  • Nakano & Ozawa (2007). Worldwide phylogeography of limpets of the order Patellogastropoda: Molecular, morphological and palaeontological evidence. Journal of Molluscan Studies 73(1) 79–99.
  • Petit R.E. (2009) George Brettingham Sowerby, I, II & III: their conchological publications and molluscan taxa. Zootaxa 2189: 1–218
  • "Helcion (Helcion) concolor". Gastropods.com. Retrieved 16 January 2019.


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