Home > Invertebrates > Shells > Horns > Cerithium columna

Updated 9/19/2022

Family Cerithiidae

INDO-PACIFIC / HAWAII

Cerithium columna



North Shore, Oahu, 3 feet


Savusavu Bay, Fiji, 4 feet
   

COLUMNAR HORN

Uncommon on algae-covered rock in shallow water.  Solid with spiral cords and scattered varices.  Attains 1.8 inches, 40 mm.  Red Sea to Japan, Hawaii, and Pitcairn.  Introduced to the East Mediterranean via the Suez Canal.