Home > Invertebrates > Shells > Whelks > Caducifer decapitatus

Updated 9/11/2025

Family Pisaniidae

INDO-PACIFIC / HAWAII

Caducifer decapitatus



Kewalo Pipe, Oahu, 40 feet

DECAPITATED WHELK

Fairly common under rocks at any depth.  Upper whorls typically broken off in adults.  Attains 1 inch, 25 mm.  Red Sea to Japan, Hawaii, and Easter Island.