Ancistrosyllis rigida   Fauvel  1919 (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta

Size: Length 10-35 mm by 0.5-1.5 mm

Body stiff, rounded dorsally. Head very small, retracted into the first segments. Palps ovoid, with a very short palpostyle and a small papilla. Median tentacle inserted between the palps; lateral tentacles very small, inserted on the palpophores. Four very small eyes. Parapodia borne on lateral square cushions. Dorsal and ventral cirri fusiform. Dorsal ramus reduced to 1-3 slender enclosed acicula and a large blunt, faintly curved or straight spine from the 15th-20th setigerous segment backwards. Ventral setae capillary, winged and 1-2 furcate setae. Two anal cirri. General appearance wiry.

Synonym (s)
Ancistrosyllis rigida Fauvel 1919
Kynephorus inermis Ehlers 1920

Common Name (s)
Economic Importance and Threats



• Andaman and Nicobar Islands, Andaman Islands INDIA (Record: 1953)
• Tamil Nadu, Chennai INDIA (Record: 1953)
• Orissa INDIA (Record: 1953)
• Red Sea (Record: 1953)

Literature Source(s)
  • 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
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Back to Search