''Tenaturris trilineata'' is a species of
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
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.
Description
The length of the shell attains 6.5 mm.
The shell is narrowly shouldered and contains 6½
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 shows small, close, numerous longitudinal ribs and impressed revolving striae. Its color is whitish, with three narrow brown bands, one of which appears on the spire whorls. The outer
lip is thick. The sinus is deep. The
siphonal canal
The siphonal canal is an anatomical feature of the shells of certain groups of sea snails within the clade Neogastropoda. Some sea marine gastropods have a soft tubular anterior extension of the mantle called a siphon through which water is ...
is very short.
Distribution
''T. trilineata'' can be found in Atlantic and Caribbean waters, ranging from the
Campeche Bank to
Colombia
Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...
and the
Virgin Islands.;
[Tunnell, John W., Jr., Felder, Darryl L., & Earle, Sylvia A., eds. ''Gulf of Mexico Origin, Waters, and Biota, Volume 1: Biodiversity.'' Texas A&M University Press, 2009. 667.] in the
Caribbean Sea, the
Gulf of Mexico and the
Lesser Antilles.
References
Adams, Charles Baker. "Specierum novarum conchyliorum." Jamaica repertorum, synopsis. Proceedings of the Boston Society of Natural History 2.1 (1845): 17.* Rosenberg, G., F. Moretzsohn, and E. F. García. 2009. ''Gastropoda (Mollusca) of the Gulf of Mexico'', pp. 579–699 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas.
External links
G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences*
*
De Jong K.M. & Coomans H.E. (1988) Marine gastropods from Curaçao, Aruba and Bonaire. Leiden: E.J. Brill. 261 pp.
trilineata
Gastropods described in 1845
{{Mangeliidae-stub