Home > Invertebrates > Shells > Periwinkles > Echinolittorina hawaiiensis

Updated 2/10/2026

Family Littorinidae

HAWAII - ENDEMIC

Echinolittorina hawaiiensis



Kapoho Point, Kailua, Oahu, 13mm

Kaupo, Oahu

 

 

Kaupo, Oahu

 

Mokuleia, Oahu

Mokuleia, Oahu

 

Portlock, Oahu

Diamond Head, Oahu

HAWAIIAN PERIWINKLE

Abundant in clusters on rocky shores just above the waterline.  Color and sculpture variable.  Attains 1/2 inch.  Endemic to Hawaii.  Formerly known as Nodilittorina picta.