Campylodiscus clypeus   (Ehrenberg) Ehrenberg ex Kutzing,  1844 (Diatom)
Organism information awaits expert curation
Class: Bacillariophyceae

Image copyrights: Microscopy UK

Valves in this species more or less circular; cellular disc converges towards centre, but leave space as a ring, after projecting from margin; characteristic of this species is a centrally placed non-cellular hyaline area; stride loosely arranged towards centre, while at margins they are closely arranged.

Synonym (s)
Campylodiscus clypeus Ehrenberg, 1840
Cocconeis clypeus Ehrenberg, 1838
Surirella clypeus Ehrenberg, 1840
Campylodiscus ovatus Ralfs, 1861
Campylodiscus ovatus Ralfs in Pritch., 1861
Surirella clypeus (Ehrenberg) Ehrenberg, 1840

Common Name (s)
Economic Importance and Threats



• West Bengal, Sundarban Estuary INDIA (Record: 04/1995-01/1998)
• Tamil Nadu, Off Tuticorin (Lat: 8.71) (Long: 78.2) INDIA (Record: 1987-1989)
• Kerala, Kochi Backwaters INDIA (Record: 1970-1972)
• Kerala, Kochi Backwaters INDIA (Record: 07/1971)

Literature Source(s)
  • Banerjee, A (1999) Certain aspects of ecological preferences of plankton of Sunderban Estuary, West Bengal, India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 41(1&2) 107-110 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • (2006) Algaebase Available at -
  • Microscopy-UK Available at -
  • Subramanian, SK and Krishnamurthi, MS (1997) Studies on the species composition of neritic diatoms in the aquatic realm off Tuticorin Coast in the Gulf of Mannar-Bay of Bengal Seaweed Research and Utilisation Seaweed Research and Utilisation Association 19(1-2) 1-11 Available at - NIO, Goa
  • Gopinathan, CP (1972) Seasonal abundance of phytoplankton in the Cochin backwaters Journal of the Marine Biological Association of India Marine Biological Association of India,Cochin 14(2) 568-577 Available at -
  • Gopinathan, CP (1975) On new distributional records of plankton diatoms from the Indian seas Journal of Marine Biology Association of India Marine Biological Association of India 17(1) 223-240 Available at -

Page last updated on:2010-11-22

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