Naria helvola: Difference between revisions
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*''Naria helvola'' var. ''callista'' <small>(Shaw, 1909)</small> |
*''Naria helvola'' var. ''callista'' <small>(Shaw, 1909)</small> |
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An additional subspecies or variety, ''N. helvola'' var. ''theobroma'', is attested by Angga (2019){{Citation needed|date=April 2020}} but not recorded in WoRMS. |
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==Description== |
==Description== |
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Revision as of 18:52, 9 May 2021
| Naria helvola | |
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| Five views of a shell of Naria helvola | |
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| Specimen from Mlandingan Situbondo, East Java | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Cypraeidae |
| Genus: | Naria |
| Species: | N. helvola
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| Binomial name | |
| Naria helvola | |
| Synonyms[1] | |
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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 and one variety:[1]
- Naria helvola bellatrix (Lorenz, 2009)
- Naria helvola hawaiiensis (Melvill, 1888)
- Naria helvola helvola (Linnaeus, 1758)
- Naria helvola var. callista (Shaw, 1909)
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 is distributed 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.
- Bibliography
- 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
External links
