Corycaeus (Onychocorycaeus) ovalis   Claus,  1863 (Copepod)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Arthropoda
Class: Maxillopoda
Order:Poecilostomatoida
Family:Corycaeidae

Description
Size: Length: female 1.60-1.65 mm; male 1.30-1.40 mm.

Female: The large size and the width of the last two prosome segments are characteristic. The prosome is 4-segmented. The outer lateral points at the end of the prosome extend beyond the genital opening. The inner lateral points are very broad with acute points. The urosome is 2-segmented. The genital segment is three times longer than the anal segment. There is a seta on each genital opening. Furca is longer than the anal segment.
Male: Prosome narrower than in female and is 4-segmented. The outer lateral points at the end of the prosome do not reach the centre of the genital segment. The genital segment is twice as long as anal segment. Widest part of genital segment behind the centre, anterior end rounded. The furca is 1.5 times longer than the anal segment.


Synonym (s)

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Estuarine

Biogeography


• SEYCHELLES
• Kerala, Kochi Backwaters (Lat: 9.97) (Long: 76.22) INDIA
• Kerala, Off Alleppey (Lat: 9.42) (Long: 76.5) INDIA
• MADAGASCAR
• Southwest Coast (Lat: 9.5) (Long: 71.51) INDIA (Record: 12/1996-10/1967)
• Lakshadweep Sea (Lat: 9.5) (Long: 71.51) INDIA (Record: 12/1996-10/1967)
• Southwest Coast (Lat: 12) (Long: 76.16) INDIA (Record: 12/1996-10/1967)
• Lakshadweep Sea (Lat: 12) (Long: 76.16) INDIA (Record: 12/1996-10/1967)

Literature Source(s)
  • Singh, LAK and Sharma, RK (1986) Gangetic dolphin, Platanista gangetica Journal of the Bombay Natural History Society 82(3) 648-653
  • Conway, DVP; White, RG; Hugues-Dit-Ciles, J; Gallienne, CP and Robins, DB (2003) Guide to the coastal and surface zooplankton of the south western Indian Ocean Occasional publication no 15 Marine Biological Association of the United Kingdom Occasional Publication of the Marine Biological association of the United Kingdom 354 pp Available at - http://www.mba.ac.uk/nmbl/publications/occpub/pdf/occ_pub_15.pdf
  • Martin, PKT (1991) Ecology of the cyclopoid copepods from the Cochin backwaters Journal of the Marine Biological Association of India The Marine Biological Association of India, Post Box No. 2673, Dr. Salim Ali Road, Ernakulam, Cochin- 682 031, India 33(1-2) 350-365 Available at - NIO, RC, Kochi
  • Thompson, MPK (1986) Seasonal distribution of cyclopoid copepods of the mud banks off Alleppey, Kerala coast Journal of the Marine Biological Association of India The Marine Biological Association of India, Post Box No. 2673, Dr. Salim Ali Road, Shanmugam Road-P. O., Ernakulam, Cochin-682 031, India 28(1-2) 48-56 Available at - NIO, RC, Kochi
  • Sharaf, GM and AlGhais, SM (1997) Distribution of zooplankton in offshore waters of the west coast of the United Arab Emirates Kuwait Journal of Science & Engineering 24(1) 131-144
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Thompson, PKM (1990) Ecology of the neritic and oceanic cyclopoid copepods along the southwest coast of India and the Laccadive sea Journal of marine biological association of india Cochin, India 32(1, 2) 38-65 Available at - http://eprints.cmfri.org.in/1095/

Page last updated on:2011-04-26

Back to Search