Home > Invertebrates > Shells > Periwinkles > Melampus castaneus

Updated 2/9/2026

Family Ellobiidae

INDO-WEST PACIFIC / HAWAII

Melampus castaneus



Kapoho Point, Kailua, Oahu

Koke'e Beach, Oahu

 

Moku o Loe, Kaneohe Bay, Oahu

COFFEE BEAN

Locally common under stones or rubble in the intertidal zone among fresh water seeps.  Brown with or without yellow spirals.  Attains 0.5 inch, 12mm.  South Africa to Japan, Hawaii, and Rapa Nui.