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Updated 4/28/2026

Family Cypraeidae

HAWAII - ENDEMIC

Monetaria caputophidii 

 

Mokapu, Oahu, 1 foot, 23 mm

 

Juvenile, Puako, Hawaii, 2 feet, 26 mm

 

Puako tidepool, Hawaii

Kaunolu Bay tidepool, Lana'i

 

Makapu'u tidepool, Oahu 

Juvenile, Makapu'u tidepool, Oahu 

 

Juvenile, Makapu'u tidepool, Oahu

 

Kaunolu Bay tidepool, Lana'i

Juvenile, Kahalu'u tidepool, Hawaii

 

Juvenile, Onekahakaha tidepool, Hawaii

 


Kaunolu tidepool, Lana'i		  

HAWAIIAN SNAKEHEAD COWRY

Abundant in sea urchin crevices or under rocks in shallow water.  Juveniles are gray with a brown band.  Attains 1.8 inches, 45 mm.  Endemic to Hawaii.  Formerly known in Hawaii as the Indo-Pacific Cypraea caputserpentis.