Sagitta neglecta   Aida,  1897 (Marine Worm)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chaetognatha
Class: Sagittoidea
Order:Aphragmophora
Family:Sagittidae

Image copyrights: A. Pierrot-Bults

Description
Size: Maximum adult body length 8 mm; tail 26-30 %

Body firm, opaque; transversal musculature absent; head narrow; hooks not serrated. Fin bridge absent. Anterior fins of medium length, fully rayed, rounded. Posterior fins of medium length, fully rayed, rounded. Long and narrow collarette; gut diverticula present. Large eyes, with star-shaped pigment spot. Seminal vesicles with knob and trunk; position of seminal vesicles: touching, or close to, posterior fins, but separated from tail fin. Ovaries long, reaching to neck region; ova large. Adhesive papillae and adhesive organs absent. Hooks: 3-7; anterior teeth: 7; posterior teeth: 18.


Synonym (s)

Common Name (s)
Economic Importance and Threats

Ecology

Biogeography


• Tamil Nadu, Chennai Coast INDIA
• Kerala, Off Vizhinjam INDIA (Record: 01/1990-12/1990)
• Palk Bay INDIA (Record: 01/1955-12/1958)
• Tamil Nadu, Gulf of Mannar INDIA (Record: 01/1955-12/1958)
• Bay of Bengal INDIA
• Gujarat, Off Okha Port INDIA (Record: 11/1972-10/1974)

Literature Source(s)
  • Michel, HB; Behbehani, M and Herring, D (1986) Zooplankton of the western Arabian Gulf south of Kuwait waters Kuwait Bulletin of Marine Science 8(1435) 13150 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Dr. Ramesh, R; Dr. Nammalwar, P and Dr. Gowri, VS (2008) Database on coastal information of Tamil Nadu Report Submitted to Environmental Information System (ENVIS) Centre, Department of Environment, Government of Tamil Nadu Institute for Ocean Management, Anna University, Chennai, Tamil Nadu. Available at - http://tnenvis.nic.in/PDF/coastal%20data.pdf
  • George, RM; Thomas, PA; Jasmine, S; Nair, KR and Vasanthakumar, R (1998) Observations on the distribution and seasonal fluctuations of chaetognaths off Vizhinjam, southwest coast of India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 40(1&2) 6-10 Available at - NIO, Goa
  • Pierrot-Bults, A (2004) Chaetognatha of the world World biodiversity database Available at - http://nlbif.eti.uva.nl/bis/chaetognatha.php?menuentry=zoeken
  • Sudarsan, D (1961) Observations on the chaetognatha of the waters around Mandapam Indian Journal of Fisheries Indian Council of Agricultural Research 8 (2) 364-382 Available at - http://eprints.cmfri.org.in/1973/1/Article_06.pdf
  • Jitlang, I; Pattarajinda, S; Mishra, R and Wongrat, L (2007) Composition, Abundance and Distribution of Zooplankton in the Bay of Bengal The Ecosystem-Based Fishery Management in the Bay of Bengal 65-92 Available at - http://map.seafdec.org/downloads/BIMSTEC/010-Zooplankton-Issaporn.pdf
  • Patel, MI (1976) Seasonal variation in zooplankton from the coastal waters of Saurashtra Indian Journal of Marine Sciences Scientific Publishers 5(1) 140-144 Available at - NIO, Goa

Page last updated on:2011-07-18

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