Conus tristensis is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails, cone shells or cones.Bouchet, P. (2015). Conus tristensis. In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=429396 on 2015-12-13
These snails are predatory and venomous. They are capable of stinging humans.
Description Original description: "Shell stocky with compressed body, wide across shoulder and tapering rapidly toward anterior end; shoulder sharply angled, slightly carinated; spire low, flattened; body whorl sculptured with 18 prominent, raised spiral cords; spiral cords pustulated; spire whorls sculptured with six incised spiral sulci; shell color pure white with small, scattered pale orange-brown flammules; spire whorls with regularly-spaced, amorphous brown flammules; early whorls pale orange; periostracum thick, with rows of erect hairs that correspond to raised, pustulated cords on body whorl."Petuch, E.J. 1987-New Caribbean Molluscan Faunas, page 113. Publ: CERF
The size of the shell varies between 29 mm and 37 mm.
Distribution Locus typicus: "Off Tucacas, Carabobo, Golfo de Triste, Venezuela."Petuch, E.J. 1987-New Caribbean Molluscan Faunas, page 113. Publ: CERF
This marine species occurs in the Caribbean Sea off Colombia and Venezuela.
References
Tucker J.K. & Tenorio M.J. (2013) Illustrated catalog of the living cone shells. 517 pp. Wellington, Florida: MdM Publishing.
External links To World Register of Marine Species Gastropods.com: Conasprelloides cancellatus var. tristensis