Conus imperialis   Linnaeus,  1758 (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Size: 50-110 mm

Color: Ground colour white to bluish grey. Colour pattern of last whorl maximally variable in the Indian Ocean. Pacific shells, Last whorl encircled with 2 brown or olive bands. Bands variable in width, usually distinct, occasionally split into axial streaks and blotches. Adapical band occasionally divided in two. Spiral rows of alternating blackish brown and white dashes extending from base to shoulder, rows variable in number and arrangement. Variably numerous spiral rows of fine to minute brown dots, partially alternating with white markings in irregular sequence, also extending over entire last whorl. Base, siphonal fasciole and basal part of columella dark bluish grey, occasionally suffused with brown.

A thick shell, up to 10 cm, with flat but nodular spire and and shoulders.

Synonym (s)
Conus dautzenbergi Fenaux, 1942
Conus douvillei Fenaux, 1942
Conus fuscatus Born, 1778
Conus imperialis compactus Wils, 1970
Conus imperialis flavescens Barros e Cunha, 1933
Conus imperialis nigrescens Barros e Cunha, 1933
Conus queketti E. A. Smith, 1906
Conus viridulus Lamarck, 1810
Cucullus coronaducalis Roding, 1798
Cucullus regius Roding, 1798

Common Name (s)
• Imperial Cone (English)
Economic Importance and Threats

Habitat:  Reef Associated,Sandy
Trophic Level:  Secondary Consumer
Prey:  Feed almost exclusively on polychaetes of the family Amphinomidae


Literature Source(s)
  • Field Museum (FMNH) ( Available at -
  • Kohn, AJ The Conus Biodiversity website Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Poppe, G Eddie's shell catalogue Available at -

Page last updated on:2011-08-11

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