Conus biliosus   Roding,  1798 (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Size: 25-64 mm

Color: Ground colour pale greyish blue or pale pink. Last whorl spirally banded with tan to olive brown or orangish brown, usually with variably broad ground-colour bands at centre and shoulder.

Moderately small to moderately large, moderately light to solid. Last whorl conical, ventricosely conical or broadly and ventricosel y conical, occasionally pyriform; outline variably convex at adapical fourth to half and straight to moderately concave below; left side often sigmoid. In Indian populations, last whorl most conical, RD most variable. Shoulder angulate to subangulate, distinctly tuberculate to irregularly edged. Spire of low to moderate height, outline slightly concave to slightly convex. Posmuclear spire whorls variably tuberculate. Teleoconch sutural ramps almost flat, with 1 increasing to 4-7 spiral grooves; spiral sculpture may be weak in last whorls. Entire last whorl with rather evenly spaced, wrinkled spiral ribs and alternating wrinkled threads; spiral sculpture may be weaker toward shoulder, and some specimens are quite smooth.

Synonym (s)
Conus concinnus G. B. Sowerby II, 1866
Conus piperatus Dillwyn, 1817
Conus punctatus Hwass in Bruguiere, 1792
Conus sapphirostoma Weinkauff, 1874
Cucullus biliosus Roding, 1798
Dendroconus neoroseus da Motta, 1993

Common Name (s)
Economic Importance and Threats

Habitat:  Sandy


• Andaman and Nicobar Islands, Andaman (Lat: 10) (Long: 93) INDIA
• Andaman and Nicobar Islands, Nicobar Islands (Lat: 7) (Long: 93) INDIA
• Gujarat, Gulf of Kachchh (Lat: 22.6) (Long: 69.5) INDIA
• Tamil Nadu, Kilakarai (Lat: 9.23) (Long: 78.83) INDIA (Record: 18/12/2003) (Depth: 25 mts)
• Tamil Nadu, Gulf of Mannar (Lat: 9.23) (Long: 78.83) INDIA (Record: 18/12/2003) (Depth: 25 mts)

Literature Source(s)
  • Subba Rao, NV (2003) Indian seashells Records of the Zoological Survey of India ZSI, Kolkata (Part 1) 416 pp Available at - NCL, Pune
  • Tikadar, BK; Daniel, A and Subbarao, NV (1986) Sea shore animals of Andaman and Nicobar Islands The Director, ZSI, Kolkatta 188 Available at - ZSI, Pune
  • (2001) Invertebrate zoology collections Available at -
  • Subba Rao, NV and Dey, A (2000) Catalogue of marine molluscs of Andaman and Nicobar Islands Occasional paper no 187 Records of the Zoological Survey of India ZSI 1-323 Available at - NCL, Pune
  • OBIS Indo-Pacific molluscan database Available at -
  • Subba Rao, NV and Sastry, DRK (2005) Fauna of Marine National Park, Gulf of Kuchchh (Gujarat) ZSI 79 pp Available at - NCL, Pune
  • Kohn, AJ The Conus Biodiversity website Available at -
  • Paganelli, G Available at -
  • Franklin, JB; Fernando, SA; Chalke, BA; Krishnan, KS (2007) Radular morphology of Conus (Gastropoda: Caenogastropoda: Conidae) from India Molluscan Research Magnolia Press 27(3) 111–122 Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Page last updated on:2012-10-11

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