Microphthalmus urofrimbriatus   Alikunhi  (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta

Size: Length 5-6 mm. Anal cirri 0.4 mm.

Slender worms with 50-70 setigerous segments. Head with 2 small eyes, 2 palps, 3 tentacles, 6 pairs of tentacular cirri and a pair of nuchal organs. Anal segment with a well developed plate with fimbriated margin and 2 long anal cirri. Parapodia well developed. Dorsal lobe with 12-18 capillary bristles. Ventral lobe with simple and compound setae. Highly thigmotactic.

Sexes united. Male elements confined to anterior segments and female elements o the posterior segments. Partially protrusible penis occurs between second and third setigerous segments. Ova bearing segments with paired receptacula seminis.

Synonym (s)
Microphthalmus urofrimbriatus Alikunhi 1948

Common Name (s)
Economic Importance and Threats

Habitat:  Sandy, Coastal


• Lakshadweep, Andrott INDIA (Record: 23/03/1983)
• Lakshadweep INDIA
• Andaman and Nicobar Islands, Andaman Islands INDIA
• Red Sea
• Tamil Nadu, Chennai INDIA (Record: 2007, 2002)
• Andhra Pradesh, Waltair Coast INDIA (Record: 1966)

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Rao, GC (1991) Meiofauna State fauna series 2: Fauna of Lakshadweep ZSI, Calcutta 41-135 Available at - NIO, Goa
  • Wehe, T and Fiege, D (2002) Annotated checklist of the polychaete species of the seas surrounding the Arabian Peninsula: Red Sea, Gulf of Aden, Arabian Sea, Gulf of Oman, Arabian Gulf Fauna of Arabia 19 7-238 Available at - http://www.senckenberg.de/files/content/forschung/abteilung/aquazool/mev2/wehe_&_fiege.pdf
  • Rao, GC and Ganapati, PN (1966) The interstitial fauna inhabiting the beach sands of Waltair coast Proceedings of the National Institute of Sciences of India 34(2) Available at - http://www.new.dli.ernet.in/rawdataupload/upload/insa/INSA_1/20005b75_82.pdf

Page last updated on:2009-06-08

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