Sagitta madhupratapi   Casanova & Nair,  1999 (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 10 mm; tail 25-29 %

Body firm, opaque; transversal musculature absent; head narrow; hooks not serrated. Fin bridge absent. Anterior fins short, fully rayed, rounded; posterior fins short, fully rayed, rounded. Collarette long and narrow; gut diverticula present. Small eyes with T-shaped pigment spot. Seminal vesicles with knob and trunk; position of seminal vesicles: separated from posterior fins, touching, or close to, tail fin. Ovaries long reaching to neck region; ova large. Adhesive papillae and adhesive organs absent. Apical glands absent. Hooks: 6-7; anterior teeth: 4-6; posterior teeth: 8-10.


Synonym (s)

Common Name (s)
Economic Importance and Threats

Ecology

Biogeography


• Lakshadweep (Lat: 8) (Long: 75) INDIA

Literature Source(s)
  • Balasubramanian, T Lagoons of India Environmental Information System Centre, Envis Publication Series: 3/2001 105 pp Available at - http://aucasmbenvis.org/files/04-Publications/lagoon%20status.pdf
  • Nair, VR Chaetognatha NIO, Goa Available at - http://www.nio.org/Biology/Chaetognaths/Chaetognaths.jsp
  • Casanova, JP and Nair, VR (1999) A new species of the genus Sagitta (Phylum Chaetognatha) from the Agatti lagoon (Laccadive Archipelago, Indian Ocean) with comments on endemism Indian Journal of Marine Sciences CSIR, New Delhi 28 169-172 Available at - NIO, RC Kochi
  • Pierrot-Bults, A (2004) Chaetognatha of the world World biodiversity database Available at - http://nlbif.eti.uva.nl/bis/chaetognatha.php?menuentry=zoeken
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org

Page last updated on:2011-06-24

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