Triptychus niveus is a species of small sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.Rosenberg, G. (2011). Triptychus niveus (Mørch, 1875). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=420469 on 2012-01-12Rosenberg, 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.
Description The shell grows to a length of 9.5 mm. The white shell is slender. The whorls of the teleoconch are flattened, each with three spiral ribs, the two upper ones nodulous. The body whorl has two plain ribs below the nodulous ones, and three revolving ridges below the periphery, forming columellar folds. The aperture is produced below. G.W. Tryon, Manual of Conchology vol. VIII p. 304
Distribution This species occurs in the following locations: Aruba Belize Bonaire Caribbean Sea Cayman Islands Colombia Costa Rica Cuba Curaçao Gulf of Mexico Lesser Antilles Mexico Panama Puerto Rico
References
Dall, W. H. 1884. On a collection of shells sent from Florida by Mr. Henry Hemphill. Proceedings of the United States National Museum 6(384): 318–342, pl. 10
External links Biodiversity Heritage Library (7 publications) Encyclopedia of Life USNM Invertebrate Zoology Mollusca Collection ITIS World Register of Marine Species