Ten-ridged Whelk

(Say, 1826)

Neptunea decemcostata

Class:

Order:

Family:

Gastropoda

Neogastropoda

Buccinidae

Buccinidae

Image Voucher: 

ANSP 263033

Shell Information

Length (mm): 75-100

Dextral

Chirality:

The Ten-ridged Whelk has a relatively fat shell shape. It is named for the ten pronounced spiral ribs found on the body whorl. Typically three of these ribs will continue on the whorls of the spire. These shells are usually yellowish gray to white with a darker red color on the ridges.

Description:

Ecological Information

Distribution:

Depth (m):

Nova Scotia to Massachusets

4 to 1207 meters

Diet:

Carnivore

Habitat:

Marine; Moderately shallow water

Misc. Facts

It is the official state shell of Massachusetts.

Citations

MolluscaBase eds. (2021). MolluscaBase. Neptunea decemcostata (Say, 1826). Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=491164 on 2021-06-23

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

Rosenberg, G. 2009. Malacolog 4.1.1: A Database of Western Atlantic Marine Mollusca. [WWW database (version 4.1.1)] URL http://www.malacolog.org/