Asychis gangeticus   Fauvel,  1932 (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta

Size: 140 mm. by 5-6 mm.

Body nearly cylindrical, truncate at both ends. 19 setigerous segments, achaetous anteannals absent. Cephalic plate rounded, slanting, with a membranou rim divided into three parts by deep lateral notches, posterior and lateral parts smooth, faintly wavy. Prostomium flattened, broadly rounded in front. Nuchal grooves transversely curved. Cephalic plate rounded, slanting with a membranous rim divided into 3 parts by deep lateral notches. Cephalic keel broad, long and depressed. Notosetae of 3 kinds: long and slightly bent winged setae, slender setae with barbed tips and very slender smooth capillary setae. Neurosetae long-shafted hooks, absent in setiger 1; subsequent setigers with a row of hooks.

Synonym (s)
Asychis gangeticus Fauvel, 1932

Common Name (s)
Economic Importance and Threats

Habitat:  Coastal


• West Bengal, Gangetic Delta (Lat: 7.21) (Long: 93.78) INDIA
• West Bengal, Hugli Estuary INDIA
• West Bengal, Gangetic Delta INDIA
• West Bengal, South 24 Parganas INDIA

Literature Source(s)
  • Eibye-Jacobson, D (Ed) (2002) Proceedings of the International Workshop on the Polychaetes of the Andaman Sea, Phuket Marine Biological Center, Department of Fisheries, Thailand, 3 June-27 August 1997 Phuket Marine Biological Center Special Publication no. 24 Phuket Marine Biological Center, Phuket, Thailand 424 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Misra, A (1995) Polychaetes Estuarine ecosystem series, Part 2: Hugli Matla Estuary ZSI, Calcutta 93-155 Available at - NIO, Goa
  • Fauvel, P (1953) The fauna of India including Pakistan, Ceylon, Burma and Malaya: Annelida, Polychaeta The Indian press ltd., Allahabad 507 pp Available at - NIO, Goa
  • Mitra, S; Misra, A (2010) Polychaetes of the Wetlands of West Bengal Journal of Environment and Sociobiology Social Environmental and Biological Association, Kolkata, India 7(2) 141-146 Available at - NIO,Goa

Page last updated on:2011-10-25

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