Paracalanus nanus   Sars G.O,  1925 (Copepod)
Organism information awaits expert curation
Class: Maxillopoda

Size (female): length 0.62 mm

The proportional lengths of the cephalothorax and abdomen were 27 to 6, so that the abdomen is contained 4.5 times in the length of the anterior region of the body. The abdomen is much shorter. The forehead is rounded and terminates below in a pair of backwardly directed spines. The posterior thoracic margin is rounded and is somewhat produced in the postero-inferior region. The head and 1st thoracic segments are completely fused. The furcal rami are twice as long as broad. The 1st antenna barely reaches to the posterior margin of the thorax. 8 and 9 antennal segments appear to be slightly shorter. 5th pair of swimming leg exhibits a very short distal segment.

Synonym (s)
Paracalanus nanus Sars, 1907
Paracalanus nanus Sars, 1925
Paracalanus nanus (Sars, 1907)
(Senior synonym)

Common Name (s)
Economic Importance and Threats

Habitat:  Pelagic



Literature Source(s)
  • Sewell, RBS (1999) The copepoda of Indian seas Biotech Books, Delhi, India 407 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Sealifebase Available at -

Page last updated on:2010-07-13

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