Ranella olearium

Ranella olearium
Conservation status
Near Threatened (IUCN 2.3)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Littorinimorpha
Superfamily:	Tonnoidea
Family:	Ranellidae
Subfamily:	Ranellinae
Genus:	Ranella
Species:	R. olearium
Binomial name
Ranella olearium (Linnaeus, 1758)
Synonyms
See list

Ranella olearium, common name the wandering triton or the little frog triton, is a species of large sea snail, a marine gastropod mollusc in the family Ranellidae, the tritons.^[2]

Synonyms

In the course of time, this species has been named many times:^[2][3]

• Argobuccinum dilleri Anderson, F.M. & B. Martin, 1914
• Argobuccinum giganteum curvicauda (f) Coen, G.S., 1941
• Argobuccinum giganteum dilatata (f) Coen, G.S., 1941
• Argobuccinum giganteum duplonodosum Settepassi, F., 1970
• Argobuccinum giganteum exile (f) Settepassi, F., 1970
• Argobuccinum giganteum inflatum Settepassi, F., 1970
• Argobuccinum giganteum intusdentata (f) Coen, G.S., 1941
• Argobuccinum giganteum magnifica (f) Coen, G.S., 1941
• Argobuccinum giganteum nodosecarinata (f) Coen, G.S., 1941
• Argobuccinum giganteum nodosum Settepassi, F., 1970
• Argobuccinum giganteum oceanica (f) Coen, G.S., 1941
• Argobuccinum giganteum rarituberculatum Settepassi, F., 1970
• Argobuccinum giganteum tenuis (f) Coen, G.S., 1941
• Argobuccinum pertuberculiferum Bellardi, L. in Sacco, F., 1872
• Bursa barcellosi Matthews, Rios & Coelho, 1973
• Cymatium olearium Linnaeus
• Gyrina maculata Schumacher, 1817
• Mayena multinodosa Bucknill, 1927
• Murex olearium Linnaeus, 1758 (basionym)
• Murex boveus Risso, A., 1826
• Murex reticularis Born, 1780
• Ranella bronni Michelotti, O.G., 1847
• Ranella budensis Noszky, 1940
• Ranella gigantea Lamarck, 1816
• Ranella incerta Michelotti, O.G., 1847
• Ranella miocenica Michelotti, O.G., 1847
• Ranella multinodosa Bucknill, 1927
• Ranella olearia (Linnaeus, 1758)
• Ranella ostenfeldi Iredale, 1937
• Ranella ranina Lamarck, J.B.P.A. de, 1816
• Ranella rarinodosa Noszky, 1940
• Ranella reticularis altavillensis (f) Gregorio, A. de, 1884
• Ranella reticularis bicanalata (f) Gregorio, A. de, 1884
• Ranella reticularis borniana (f) Gregorio, A. de, 1884
• Ranella reticularis frigida (f) Gregorio, A. de, 1884
• Ranella reticularis mediterranea (f) Gregorio, A. de, 1884
• Ranella reticularis meneghini (f) Gregorio, A. de, 1884
• Ranella reticularis parivaricata (f) Gregorio, A. de, 1884
• Ranella reticularis isba (f) Gregorio, A. de, 1885
• Ranella semilaevis Noszky, 1940
• Ranella simplex Noszky, 1940
• Triton parmense Sismonda, E., 1842

Distribution

This species has a wide distribution. It is found in European waters, in the Mediterranean Sea, in the Central and South Atlantic Ocean (Cape Verde, West Africa), in the Indian Ocean (Mozambique, South Africa), along New Zealand, in the Caribbean Sea (along Colombia).^{[citation needed]}

Description

The shell size varies between 90 mm and 240 mm.^{[citation needed]}

The maximum recorded shell length is 220 mm.^[4]

Habitat

Minimum recorded depth is 100 m.^[4] Maximum recorded depth is 280 m.^[4]

References

1. ^ Mollusc Specialist Group (1996). Ranella olearia. 2006 IUCN Red List of Threatened Species. Downloaded on 7 August 2007.
2. ^ ^{a b} Gofas, S. (2010). Ranella olearium (Linnaeus, 1758). In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=141115 on 2010-11-08
3. ^ Gastropods.com : Ranella olearium olearium; accessed 8 November 2010
4. ^ ^{a b c} Welch J. J. (2010). "The “Island Rule” and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi:10.1371/journal.pone.0008776.

Further reading

• Powell A W B, New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
• MacNae, W. & M. Kalk (eds) (1958). A natural history of Inhaca Island, Mozambique. Witwatersrand Univ. Press, Johannesburg. I-iv, 163 pp.