Oenopota carioca is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.Bouchet, P. (2010). Oenopota carioca Figueira & Absalão, 2010. In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=557259 on 2017-11-04
Description The shell is white and smooth with length varying between 2 mm and 5 mm(4.5 whorls). The protoconch consists of one whorl and the teleoconch whorls with a concave region between the suture and the shoulder. The axial structure contains 14 ribs located on the 3rd whorl forming nodules on the shoulder that fade away as you approach the suture. Distribution This marine species occurs in the Atlantic Ocean off the Campos Basin, southeast Brazil at a depth of 698-1050m
References
Figueira, R.M.A. & Absalão R.S. (2010) Deep-water Drilliinae, Cochlespirinae and Oenopotinae (Mollusca, Gastropoda, Turridae) from the Campos Basin, southeast Brazil. Scientia Marina 74(3): 471–481
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