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 Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Patellogastropoda
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

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

Description

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

 
Dorsal view.
 
Ventral view.

References

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  1. ^ a b 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
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  • "Helcion (Helcion) concolor". Gastropods.com. Retrieved 16 January 2019.