''Eucithara ringens'' is a small
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
, a
marine
Marine is an adjective meaning of or pertaining to the sea or ocean.
Marine or marines may refer to:
Ocean
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gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk in the family
Mangeliidae.
[WoRMS (2009). Eucithara ringens. In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=433756 on 2017-05-18]
Description
The length of the shell attains 6.2 mm, its diameter 2.6 mm.
This short shell with an conical shape has an acuminate
apex. Its color is white. The shell contains 7 angular
whorl
A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs).
Whorls in nature
File:Photograph and axial plane floral ...
s. It is delicately sculptured with 8 longitudinally arcuate ribs (12 ribs on the penultimate whorl), latticed by fine, revolving striae (about 23 on the penultimate whorl). The suture is deeply impressed. The
aperture is narrow and oblong. The
columella is slightly curved and contains a white callus. The thickened outer
lip contains 8 denticles, the inner lip has 12 plicae.
Sowerby, G.B. (3rd) 1893. ''Descriptions of fifteen new species of shells of the family Pleurotomidae.'' Proceedings of the Zoological Society of London 1893: 487-492
/ref>
Distribution
This marine species occurs off Hong Kong
References
External links
Tucker, J.K. 2004 ''Catalog of recent and fossil turrids (Mollusca: Gastropoda)''. Zootaxa 682:1-1295
Petit, R. E. (2009). ''George Brettingham Sowerby, I, II & III: their conchological publications and molluscan taxa''. Zootaxa. 2189: 1–218
Kilburn R.N. 1992. Turridae (Mollusca: Gastropoda) of southern Africa and Mozambique. Part 6. Subfamily Mangeliinae, section 1. Annals of the Natal Museum, 33: 461–575
*
{{Taxonbar, from=Q10278061
ringens
Gastropods described in 1893