Naria helvola

Naria helvola
	Five views of a shell of Naria helvola
	Specimen from Mlandingan Situbondo, East Java
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Family:	Cypraeidae
Subfamily:	Erosariinae
Genus:	Naria
Species:	N. helvola
Binomial name
	Naria helvola; (Linnaeus, 1758)
Synonyms
	Cypraea helvola Linnaeus, 1758 (basionym); Erosaria helvola (Linnaeus, 1758);

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Naria helvola, common name: the honey cowry, is a species of sea snail, a cowry, a marine gastropod mollusk in the family Cypraeidae, the cowries.^[1]

There are three subspecies:^[1]

Naria helvola bellatrix (Lorenz, 2009)
Naria helvola hawaiiensis (Melvill, 1888)
Naria helvola helvola (Linnaeus, 1758)
Naria helvola meridionalis (Schilder & Schilder, 1938): synonym of Naria helvola helvola (Linnaeus, 1758)
Naria helvola var. callista (Shaw, 1909): synonym of Naria helvola helvola (Linnaeus, 1758)

Description

These very common small shells reach on average 15–23 millimetres (0.59–0.91 in) of length, with a maximum size of 36 millimetres (1.4 in) and a minimum size of 8 millimetres (0.31 in). The basic color of the shell is orange-brown or beige, with many white dots on the top of the dorsum. The underside is orange-brown. In the living cowries the mantle is transparent, with short white papillae.

Distribution

This species occurs throughout the Indo-Pacific, along the Red Sea, Aldabra, Chagos, the Comores, the East Coast of South Africa, Kenya, Madagascar, the Mascarene Basin, Mauritius, Mozambique, Réunion, the Seychelles, Somalia, Tanzania, Polynesia and Hawaii.

Habitat

Naria helvola lives in intertidal and shallow subtidal waters or in lagoons, usually hiding during the day under the rocks of the reef.

References

Notes

^ ^a ^b ^c Naria helvola (Linnaeus). Retrieved through: World Register of Marine Species on 6 January 2019.

Verdcourt, B. (1954). The cowries of the East African Coast (Kenya, Tanganyika, Zanzibar and Pemba). Journal of the East Africa Natural History Society 22(4) 96: 129-144, 17 pls.
Burgess, C.M. (1970). The Living Cowries. AS Barnes and Co, Ltd. Cranbury, New Jersey
Branch, G.M. et al. (2002). Two Oceans. 5th impression. David Philip, Cate Town & Johannesburg
Lorenz, F. (2017). Cowries. A guide to the gastropod family Cypraeidae. Volume 1, Biology and systematics. Harxheim: ConchBooks. 644 pp.

External links

[WoRMS-1] Naria helvola (Linnaeus). Retrieved through: World Register of Marine Species on 6 January 2019.

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