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Created 3/12/2026

Family Cerithiidae

INDO-WEST PACIFIC / HAWAII

Cerithidium diplax



Beach drift, Hapuna, Hawaii, 2 mm

DOUBLE HORN

Common in sediment, especially at depths greater than 50 feet.  Glassy cream, thin inflated whorls with two weak beaded spirals below the periphery.  Attains 0.1 inch, 2 mm.  East Africa to Japan, Hawaii, and the Society Islands.