Conus submarginatus is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.. http://www.marinespecies.org/aphia.php?p=taxdetails&id=428369 This is a nomen dubium.
Like all species within the genus Conus, these snails are predatory and venomous. They are capable of stinging humans, therefore live ones should be handled carefully or not at all.
Description The size of the shell varies between 20 mm and 45 mm. The narrow shell shows a raised carinate spire. The body whorl is attenuate and closely sulcate in front. Its color is yellowish white. The aperture is rosy.G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences
Distribution This marine species occurs off New Caledonia
References
Sowerby, G.B. Jr. (1870). Descriptions of Forty-eight new Species of Shells. Proc. Zool. Soc. Lond. (1870): 249–259 Tucker J.K. & Tenorio M.J. (2013) Illustrated catalog of the living cone shells. 517 pp. Wellington, Florida: MdM Publishing.
External links The Conus Biodiversity website