Tonna sulcosa   (Born,  1778) (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Image copyrights: Eddie Hardy

Size: 12 cm.
Length: 68.75-74.80 mm.
Diameter: 55.35-56.22 mm.
Maximum height of the aperture: 52.10-53.00 mm.

Color: White, with 3-4 brown bands, apex purplish.

Suture impressed, sculptured with flat spiral cords (about 20 on the body whorl), interspaces on the early whorls axially striate, smooth on the body whorl, outer lip inclined, weakly crenulate, thickened, with 15-17 pairs of denticles along its innter side, columella with a thin callus glaze, strongly twisted.

Synonym (s)
Buccinum sulcosa Born, 1778
Dolium varicosum Preston, 1910
Tonna fasciatum Bruguiere, 1789
Buccinum fasciatum Bruguiere, 1789
Dolium fasciatum Reeve, 1845
Tonna sulcosa Cernohorsky, 1972
Tonna sulcosa Mookherjee, 1985
Buccinum sulcosum Born, 1778
Buccinum fasciatum Martini, 1777
Buccinum sulcosum Born, 1778
Cadus diaphanus Roding, 1798
Cadus fasciatus Roding, 1798

Common Name (s)
Economic Importance and Threats



• West Bengal, Digha Coast (Lat: 21.61) (Long: 87.53) INDIA
• Tamil Nadu, Agasthiampalli INDIA (Record: 17/02/1968)
• Tamil Nadu, Krusadai Island INDIA (Record: 1985, 1991)
• Tamil Nadu, Chennai INDIA (Record: 1985, 1991)
• Andhra Pradesh, Vishakhapatnam INDIA
• West Bengal, South 24 Parganas INDIA
• Andaman and Nicobar Islands INDIA
• Andhra Pradesh INDIA
• Orissa INDIA
• Tamil Nadu INDIA
• SRI LANKA (Record: 1985, 1991, 1992)
• Tamil Nadu, Gulf of Mannar INDIA
• Orissa, Baleshwar Bay INDIA
• Tamil Nadu, Pamban INDIA
• Tamil Nadu, Kanniyakumari INDIA
• Andaman and Nicobar Islands, Andamans INDIA
• West Bengal, Sandheads 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
  • 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
  • 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
  • Zoological Survey of India (Eds.) (1998) Fauna Of Mahanadi estuary, Orissa Estuarine ecosystem series no 3 ZSI, Kolkata 1-218 Available at - ZSI, Pune
  • OBIS Indo-Pacific molluscan database Available at -
  • Ramakrishna; Sarkar, J and Talukdar, S (2003) Marine invertebrates of Digha coast and some recomendations on their conservation Records of the Zoological Survey of India ZSI, Kolkata 101(3-4) 1 Available at - NCL, Pune
  • Fernando, AS and Fernando, OJ (2002) A field guide to the common invertebrates of the east coast of India Centre of Advanced Study in Marine Biology 1-258 Available at - NIO, RC Kochi
  • Goswami, BCB (1992) Marine fauna of Digha coast of West Bengal, India Journal of Marine Biological Association of India The Marine Biological Association of India, Cochin 34 115-137 Available at - NIO, RC Kochi
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Wilson, B; Wilson, C and Baker, P (1993) Australian marine shells 1 1-408 Available at - NIO, Goa
  • Eddie, H Hardy's internet guide to marine gastropods Available at -
  • Subba Rao, NV; Dey, A and Barua, S (1992) Estuarine and marine molluscs Fauna of West Bengal Part 9 (State fauna series 3) ZSI, Calcutta 129-268 Available at - NIO, Goa
  • Marine Biological Station, Chennai, Tamil Nadu (2003) Checklist of marine fauna of Tamil Nadu Department of Environment, Government of Tamil Nadu Available at -
  • Rao, NVS; Rao, KVS and Maitra, S (1991) Marine molluscs State fauna series 1: Fauna of Orissa Zoological Survey of India, Calcutta Part 3 1-175 Available at - NIO, Goa

Page last updated on:2010-08-06

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