Corycaeus (Ditrichocorycaeus) asiaticus   F. Dahl,  1894 (Copepod)
Organism information awaits expert curation
Class: Maxillopoda

Size: Length: female 1.15-1.20 mm; male 1.04-1.12 mm.

Female: Prosome 4-segmented and nearly twice as long as the urosome. The lateral points at the end of the prosome are long and wide, almost as wide as the widest part of the cephalosome, and they extend to the genital openings. The urosome is 2-segmented. The genital segment has a small blunt process behind the genital opening, the processes are visible dorsally as small lateral projections. There is no ventral hook on the genital segment. There is a small seta from each genital opening that can be difficult to see. Furca is short and about 5 times longer than wide.
Male: Prosome 4-segmented, and about 1.3 times longer tha n the urosome. The lateral points at the end of the prosome extend to the middle of the genital segment. Urosome 2-segmented. Genital segment is about 1.3 times longer than wide with a prominent ventral hook. Anal segment is twice as long as wide. Furca about 6 times longer than wide.

Synonym (s)

Common Name (s)
Economic Importance and Threats

Habitat:  Coastal


• Kerala, Kochi Backwaters (Lat: 9.97) (Long: 76.22) INDIA
• Gujarat, Saurashtra Coast (Lat: 20.84) (Long: 68.83) INDIA
• Gujarat, Saurashtra Coast (Lat: 22.50) (Long: 70.33) INDIA

Literature Source(s)
  • 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 -
  • 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
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Patel, MI (1975) Pelagic copepods from the inshore waters off Saurashtra Coast. Journal of the Marine Biological Association of India Marine Biological Association of India, Cochin 17(3) 658-663 Available at - NIO, Goa

Page last updated on:2011-02-02

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