Home > Invertebrates > Shells > Periwinkles > Echinolittorina hawaiiensis

Updated 2/10/2026

Family Littorinidae

HAWAII - ENDEMIC

Echinolittorina hawaiiensis



Kapoho Point, Kailua, Oahu, 13 mm

Kaupo, Oahu

 

 

Kaupo, Oahu

 

Mokuleia, Oahu

Mokuleia, Oahu

 

Portlock, Oahu

Diamond Head, Oahu

HAWAIIAN PERIWINKLE   PIPIPI KŌLEA

Abundant in clusters on rocky shores just above the waterline.  Shells are dull, with smooth or beaded spiral cords of varying diameter on blue gray or reddish brown with white clouds.  Attains 0.5 inch, 12 mm.  Endemic to Hawaii.  Formerly known as Nodilittorina picta.