Home > Invertebrates > Shells > Limpets > Diodora octagona

Created 1/7/2026

Family Fissurellidae

EAST INDO-WEST PACIFIC / HAWAII

Diodora octagona

 
   

OCTAGON KEYHOLE LIMPET

Uncommon under rocks in shallow water.  Attains 0.7 inch, 20mm.  Sri Lanka to Hawaii and the Society Islands.