Gemophos tinctus, the tinted cantharus, painted cantharus, or gaudy lesser whelk, is a species of sea snail in the family Pisaniidae.

Description The size of the shell varies between 19 mm and 32 mm.feeds on smal algae

Distribution This marine species occurs in the Gulf of Mexico, the Caribbean Sea and off the Lesser Antilles; in the Atlantic Ocean off North Carolina, USA. and also in the northeast of Brazil in salt sea water

References

Redfern, C. (2001) Bahamian Seashells a Thousand Species from Abaco, Bahamas. Bahamian Seashells, Boca Raton, Florida, ix + 280 pp., 124 pls. 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