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Family Terebridae


Terebra (Myurella) affinis

Nanakuli, Oahu, 30 feet, 24mm



Uncommon except near large harbors, possibly introduced in bilge water.  Rounded ribs separated by 16 punctures, white with flesh-colored blotches.  Attains 1 inch.   Roughly intermediate in form from the native Terebra affinis f. puncticulata and Terebra peasii.  Three distinct forms present in Hawaii are often lumped together with Terebra (Myurella) affinis.