Home > Invertebrates > Shells > Periwinkles > Littoraria coccinea

Updated 8/5/2025

Family Littorinidae

TROPICAL PACIFIC / HAWAII

Littoraria coccinea

With L. pintado, Portlock, Oahu

Hanauma Bay, Oahu

SCARLET PERIWINKLE

Very rare in the spray zone in Hawaii but abundant throughout the Central & Southwest Pacific.  Light gray with reddish flammules, lacking spiral ornamentation.  Attains 1 inch.