Home > Invertebrates > Shells > Triphoridae > Viriola bayani

Created 9/18/2026

Family Triphoridae

WEST PACIFIC / HAWAII

Viriola bayani

Sea Tiger, Oahu, 105 feet, 12 mm

 
   

BAYAN'S TRIPHORID

Uncommon in sediment deeper than 200 feet.  Slender, three spiral cords, the middle  smaller, crossing oblique axial threads with a pitted appearance, the anterior siphonal canal is an enclosed tube, tan-brown with pale splashes.  Attains 0.6 inch, 14 mm.  South China Sea to New Caledonia, the Marshall Islands, and Hawaii; similar shells in the Eastern Mediterranean are accidental introductions.