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

Image copyrights: coneshell

Size: Length 86 mm; Width 48 mm

Color: Ground colour usually white, may be bluish white, pale pink or pale yellow, the body whorl is elongate, dark brown, marked throughout with rounded triangular closely spaced white patches.

Shell is solid with flattish, nodular spire and with an outer lip which flares towards posterior, shell is moderately large and the top spires more or less depressed. The shoulder of the body whorl is angulated with number of prominent rounded blunt tubercles worn away in the top whorls of the spire. The aperatus is narrow, elongated and white in colour. The columella is slightly curved at anteriorly. Periostracum is thin, pale yellowish and translucent. The sole of the foot is tan, siphon banded proximally from the tip with red, white and black.

Synonym (s)
Conus crosseanus Bernardi, 1861
Conus crosseanus var. lineata Crosse, 1878
Conus maculatus Perry, 1811
Conus marmoreus var. granulatus G. B. Sowerby II, 1839
Conus pseudomarmoreus Crosse, 1875
Conus suffusus G. B. Sowerby II, 1870
Conus suffusus var. noumeensis Crosse, 1872
Cucullus proarchithalassus Roding, 1798

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

Habitat:  Reef Associated,Rocky,Sandy
Trophic Level:  Secondary Consumer
Prey:  Feeds on various gastropods including Conidae


• Andaman and Nicobar Islands, Andaman Island (Lat: 10) (Long: 93) INDIA
• Andaman and Nicobar Islands, Nicobar Islands (Lat: 7) (Long: 93) INDIA
• Tamil Nadu, Parangipettai Coast (Lat: 11.48) (Long: 79.77) INDIA
• Tamil Nadu, Chennai INDIA
• Tamil Nadu, Mandapam INDIA
• Tamil Nadu, Keezha Karai INDIA

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
  • Apte,D (1998) The book of Indian shells Oxford University Press 115
  • 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 -
  • Ashok, BR; Ohtake, A; Sato, K; Gopalakrishnakone, P; Manjunatha Kini, R, Seow Kah Tong and Bay, BH (2000) [Lambda]-conotoxins, a new family of conotoxins with unique disulfide pattern and protein folding. Isolation and characterization from the venom of Conus marmoreus Journal of Biological Chemistry 275 (50) 39516-39522 Available at - Zoological Records
  • Tan, KS and Kastoro, WW (2004) A small collection of gastropods and bivalves from the Anambas and Natuna Islands, south China Sea The Raffles Bulletin of Zoology 11 47-54
  • Allen, GR (2005) Reef fishes of northwestern Madagascar RAP Bulletin of Biological Assessment 31 39-48
  • Kasinathan, R; Singarawadivelan, G and Saminathan, R (1997) Venomous cone snails of southeast coast of India 1 Available at - NIO, Goa
  • 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 -
  • Paganelli, G Available at -

Page last updated on:2011-08-11

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