Home > Invertebrates > Shells > Worm Shells > Petaloconchus keenae

Updated 10/30/2022

Family Vermetidae

WEST PACIFIC / HAWAII

Petaloconchus keenae

Kaneohe Bay, Oahu, 3 feet

 

Kapoho tidepool, Hawaii

Kewalo Pipe, Oahu, 20 feet

 

Puako, Hawaii, 40 feet

 

  

KEEN'S WORM SNAIL

Abundant on hard surfaces at any depth.  Lightly sculptured with aperture directed upward.  Animal brown or purple with white marks, yellow mantle edge, operculum with a raised center.  Aperture diameter 5mm, extended length of 50mm.  Hawaii, Marshall Islands & Japan.