Polinices didyma [Status Unaccepted]   (Roding,  1798) (Sea Snail)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Mollusca
Class: Gastropoda
Order:Littorinimorpha
Family:Naticidae

Image copyrights: Femorale

Description
Length: 22.50-53.40 mm.
Diameter: 24.90-55.20 mm.
Max height of the aperture: 18.75-43.70 mm.

Large globose, umbilicate, laterally slightly compressed, whorls rounded with oblique growth, striae and depressedly concave upper part; aperture semiovate; columella callus terminated towards umbilical opening in a broad transverse extension, deeply grooved in the middle; umbilicus partly covered with the callus leaving wide excavated angular opening.


Synonym (s)
Albula didyma Roeding, 1798
Polinices (Glossaulax) didyma Kilburn, 1976
Polinices (Glossaulax) didyma Mookherjee, 1985
Polinices (Glossaulax) lamarckii Mookherjee, 1985
Glossaulax didyma (Roding, 1798)
(Junior Synonym)
Neverita didyma (Roding, 1798)
(Junior Synonym)
Polinices bicolor (Philippi, 1848)
(Junior Synonym)
Polinices chemnitzii (Reeve, 1855)
(Junior Synonym)
Polinices lamarckiana (Reeve, 1855)
(Junior Synonym)
Natica didyma (Roding, 1798)

Common Name (s)
• Bladder Moon Snail (English)
• Moon Shell (English)
Economic Importance and Threats

Ecology
Habitat:  Demersal, Coastal

Biogeography


• West Bengal, Digha INDIA (Record: 13/01/1983, 27/03/1984, 12/07/1984, 27/11/1984, 12/07/1984, 19/03/1985)
• West Bengal, Medinipur INDIA
• West Bengal, South 24 Parganas INDIA
• Maharashtra INDIA
• Orissa INDIA
• Tamil Nadu INDIA
• West Bengal, New Digha INDIA (Record: 07/2000-06/2001)
• West Bengal, Old Digha INDIA (Record: 07/2000-06/2001)
• West Bengal, Sankarpur INDIA (Record: 07/2000-06/2001)
• Tamil Nadu, Gulf of Mannar INDIA
• Andhra Pradesh, Kakinada Bay INDIA
• Tamil Nadu, Dhanushkodi INDIA
• West Bengal, Sandheads INDIA (Record: 17/11/1925)
• West Bengal, Digha Coast INDIA

Literature Source(s)
  • Chandrasekhara, G and Mishra, A (1986) The meiofauna and macrofauna of Digha beach, West Bengal, India Records of the Zoological Survey of India ZSI, Kolkata 83(3-4) Available at - NCL, Pune
  • Allen, GR (2005) Reef fishes of northwestern Madagascar RAP Bulletin of Biological Assessment 31 39-48
  • 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
  • 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
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Eddie, H Hardy's internet guide to marine gastropods Available at - http://www.gastropods.com/
  • Khalua, RK; Chakravarty, G and Chakraborty, SK (2003) Annotated list of molluscs from the coastal tract of Midnapore District, West Bengal, India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 45(2) 245-249 Available at - NIO, Goa
  • Radha Krishna, Y and Ganapati, PN (1969) Fauna of the Kakinada bay Bulletin of National Institute of Sciences of India 38(2) 689-699 Available at - NIO Goa
  • Sealifebase Available at - http://www.sealifebase.org/
  • Samuel, VD; Chacko, D and Edward, JKP (2005) Preliminary study on the molluscan diversity of “the lost world’’– Dhanushkodi, east coast of India Proceedings of the National Seminar on Reef Ecosystem Remediation SDMRI Special Research Publication No.9 54-58 Available at - http://www.sdmri.org/reports/proceedings%202005%20-%20sdmri.pdf
  • Dey, M and Mitra, A (2005) Molluscan community around Digha coast, West Bengal, India Journal of Environment and Sociobiology Social Environmental and Biological Association, Kolkata, India 2(1&2) 43-47 Available at - NIO, Goa

Page last updated on:2011-12-14

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