Four-toothed Nerite

Gmelin, 1791

Nerita versicolor

Class:

Order:

Family:

Gastropoda

Cycloneritida

Neritidae

Neritidae

Shell Information

Diameter (mm): 24-27

Dextral

Chirality:

This is a heavy globe shaped shell with a short spire if any. It has spiral ribs with a thin groove running between each rib. The inner lip typically has four teeth. This shell is white with black axial lines that are sometimes zigzagged or incomplete.

Description:

Ecological Information

Distribution:

Depth (m):

East Florida to Trinidad

-1 to 0 meters

Diet:

Herbivore

Habitat:

Marine; Rocky intertidal zone

Misc. Facts

This shell is also sometimes called the Variegated Nerite.

Citations

MolluscaBase eds. (2021). MolluscaBase. Nerita versicolor Gmelin, 1791. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=419506 on 2021-06-23

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.

Morris, P. A. (1987). A field guide to shells: Atlantic and Gulf coasts and the West Indies (3rd ed.). Houghton Mifflin.