Oculosetella gracilis   (Dana,  1849) (Copepod)
Organism information awaits expert curation
Class: Maxillopoda

Image copyrights: Huys & Böttger-Schnack

Female: A) dorsal B) lateral; Male: C) lateral

Size: Length: female 1.20-1.30 mm; male 0.80 mm

Female: Body slender and elongate, without a distinct boundary between the prosome and urosome. Cephalosome is only slightly wider than first prosome segment. The front of the cephalosome bears a pair of large cuticular lenses that touch in the dorsal midline. The rostrum is conspicuous and distinctively elongate. No distinct constrictions between each prosome and urosome segments. Row of spinnules on the posterior margin of the ventral surface of the last four urosome segments. Furca about 3 times longer than wide, the outer margin is almost straight. All the setae are located in the posterior 1/6 of the furca. Females carry paired egg sacs, each with 4 large eggs.

Male: Body shape similar to female.

Synonym (s)

Common Name (s)
Economic Importance and Threats

Habitat:  Pelagic


• Maharashtra, Kalavali Estuary (Lat: 16.25) (Long: 73.67) INDIA
• Bay of Bengal INDIA

Literature Source(s)
  • Dhargalkar, V and Ingole, B (2005) Survey of inventorization of coastal biodiversity at three estuarine sites along the central west coast of India 1 Available at - NCL, Pune
  • Integrated Taxonomic Information System (ITIS) Available at - http://www.itis.gov.
  • 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
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Fernandes, V (2008) The effect of semi-permanent eddies on the distribution of mesozooplankton in the central Bay of Bengal Journal of Marine Research Sears Foundation for Marine Research 66 465–488 Available at - NIO,Goa

Page last updated on:2011-01-18

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