Paracalanus aculeatus f. minor   Sewell  (Copepod)
Organism information awaits expert curation
Class: Maxillopoda

Image copyrights: Biotech Books

Female: a. The genital segment of the abdomen, b. The 1st swimming leg, c. The 2nd swimming leg, d. The 3rd swimming leg, 4. The 4th swimming leg, f. The 5th leg

Size (female): length 0.69 mm

The proportional lengths of the cephalothorax and abdomen are as 55 to 18, the abdomen being thus contained only 3.06 times in the length of the anterior region of the body, instead of 3.27 times as in the larger form.
Ist antenna reaches beyond the tip of the furcal ramus by about the last segment. The various segments carry rows of small needle-like spinules. The rows on the proximal segments running transversely and the distal ones longitudinally. The last two segments are devoid of spines. Leaf-like spines that are present on the posterior aspect of the 2nd segment of the exopod of the 4th leg.

Synonym (s)

Common Name (s)
Economic Importance and Threats



• INDIA (Record: 1910-1925)

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 -

Page last updated on:2009-07-28

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