Nassarius paucicostatus is a species of sea snail, a marine gastropod mollusc in the family Nassariidae, the nassa mud snails or dog whelks.
Description
The shell grows to a length of 12 mm.
It is considered harmless toward humans. Distribution This species occurs in the USA, Caribbean Sea, the Gulf of Mexico and off the Bahamas.
Distribution also occurs in the Western Central Atlantic waters.
References
Cernohorsky W. O. (1984). Systematics of the family Nassariidae (Mollusca: Gastropoda). Bulletin of the Auckland Institute and Museum 14: 1–356 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.
External links
https://www.sealifebase.se/Country/CountryList.php?ID=141202&GenusName=Nassarius&SpeciesName=paucicostatus. Nassarius paucicostatus. Retrieved 3 September 2025.