Home > Invertebrates > Bivalves > Isognomon perna

Updated 2/17/2023

Family Isognomonidae

INDO-WEST PACIFIC / HAWAII

Isognomon perna

Kapoho Point, Kailua, Oahu

 

Ft. Kamehameha, Oahu, 3 feet

 

Wailupe, Oahu, 2 feet

 



Kahalu'u tidepool, Hawaii


Kuki'o, Hawaii, 3 feet

 
   

BROWN PURSE SHELL

Clusters are common under rocks in shallow water.  Tan with radiating brown ribs, interior light.  A number of commensal invertebrates shelter beneath.  Attains 2 inches.  East Africa to Hawaii and the Tuamotus.