Tonna cumingii   (Hanley in Reeve,  1849) (Sea Snail)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Mollusca
Class: Gastropoda
Order:Littorinimorpha
Family:Tonnidae

Description
Size: Height 25.30 - 33.80 mm, length 41.60 - 55.90 mm, maximum diameter 29.70 - 39.75 mm.

Color: Shell is cream or light-fawn with brown spots and short axial streaks or brown patches with white V-shaped markings, sometimes they are dark-brown and maculated with white blotches, edge of the outer lip brown.

Shell is thick, ovate, ventricose, inflated, spire short; penultimate whorl bears intermediate threads; sculptured with 6-7 main spiral cords, body whorl with 21 to 22 flat closest ribs; intercostal spaces between main ribs on the upper part of the body whorl twin grooved with a single narrow thread; aperture widely open; outer lip fluted and toothed; columella with a sharp callus folded over deep umbilicus; anterior siphonal fasciole twisted.

Synonym (s)
Dolium cumingii Reeve, 1849
Tonna cumingii Winckworth and Tomlin, 1933
Dolium cumingii Hanley in Reeve, 1849
(Basionym)
Dolium testardi Montrouzier, 1863
Parvitonna perselecta Iredale, 1931
Tonna maoria Powell, 1938

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Sandy

Biogeography


• Tamil Nadu, Tuticorin INDIA (Record: 24/01/1978)
• Persian Gulf
• INDONESIA
• Tamil Nadu, Gulf of Mannar INDIA
• Tamil Nadu, Kilakarai INDIA

Literature Source(s)
  • Mookherjee, HP (1985) Contributions to the Molluscan fauna of India, Part III. Marine molluscs of the Coromandel coast, Palk Bay and Gulf of Mannar - Gastropoda: Mesogastropoda (Part-2) Records of the Zoological Survey of India. Occasional paper no. 75 ZSI, Calcutta 93 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Marine Biological Station, Chennai, Tamil Nadu (2003) Checklist of marine fauna of Tamil Nadu Department of Environment, Government of Tamil Nadu Available at - http://tnenvis.nic.in
  • Sundaram, KS; Sarvesan, R; Mohamed, KH and Shanbhogue, SL (1969) Catalogue of molluscs, prawns, stomatopods and marine algae in the reference collections of the central marine fisheries research institute Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 9 1-52 Available at - http://eprints.cmfri.org.in/570/1/Bulletin_9.pdf

Page last updated on:2011-03-11

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