Conus excelsus   G.B. Sowerby III,  1908 (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Image copyrights: Eddie Hardy

Size: 60-102 mm

Color: Ground colour white. Last whorl with interlaced wavy brown axial lines and a continuous or interrupted brown spiral band on each side of centre that contains variously shaped white markings and spiral rows of alternating white spots and brown axial dashes. Larval whorls grey. Early teleoconch sutural ramps immaculate, later ramps with brown axial blotches of varying size. Aperture white.

Moderately large to large, moderately solid to solid. Last whorl ventricosely conical or conical; outline slightly convex at subshoulder area, straight below. Shoulder angulate. Spire unusually high and stepped, outline straight. Larval shell of about 3.25 whorls, maximum diameter about 1 mm. First 5-12 postnuclear whorls tuberculate. Teleoconch sutural ramps flat to slightly concave, with 1 increasing to 3-4 spiral grooves. Shells with an almost smooth last whorl intergrade with shells having variably spaced, axially striate spiral grooves from base to shoulder, separated by sometimes granulose ribbons.

Synonym (s)
Asprella tannaensis Cotton, 1945
Conus pulcherrimus Brazier, 1894
Turriconis nakayasui Shikama & Habe, 1968
Turriconus nakayasui Shikama & Habe, 1968

Common Name (s)
Economic Importance and Threats



• Arabian Sea

Literature Source(s)
  • OBIS Indo-Pacific molluscan database Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Kohn, AJ The Conus Biodiversity website Available at -
  • Eddie, H Hardy's internet guide to marine gastropods Available at -

Page last updated on:2012-10-12

Back to Search