Shark Eye

(Say, 1822)

Neverita duplicata

Class:

Order:

Family:

Gastropoda

Littorinimorpha

Naticidae

Naticidae

Shell Information

Diameter (mm): 25-80

Dextral

Chirality:

This globe shaped shell is smooth except for the fine growth lines. It can be distinguished from the Northern Moon Snail by the growth filling in the center hole on the underside of the shell.

Description:

Ecological Information

Distribution:

Depth (m):

Massachusetts to Honduras

0 to 58 meters

Diet:

Carnivore; They eat a variety of bivalves.

Habitat:

Marine; Soft substrates

Misc. Facts

They feed on bivalves by drilling holes into their shells and "slurping" out the soft bodies left behind. This is done by secreting an acidic mucus that begins to soften the bivalve shells and using a specialized radula to drill the hole.

Citations

MolluscaBase eds. (2021). MolluscaBase. Neverita duplicata (Say, 1822). Accessed through: World Register of Marine Species at: http://marinespecies.org/aphia.php?p=taxdetails&id=160407 on 2021-06-10

Rosenberg, G., F. Moretzsohn, and E. F. Garc�a. 29. 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 University Press, College Station, Texas.