Phyllochaetopterus socialis   Claparede,  1869 (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta

Size: 20-40 mm. by 1-3 mm.

Color: Yellowish, with brown-reddish spots on the anterior region and tentacles.

Slender body, divided into three regions. Two eyes. Two long palps anteriorly and two small posterior tentacles. Middle region 5-28 segments fitted with biramous feet. Anterior region 10-18 and more segments. Posterior region, numerous segments. On the fourth setigerous segments a single large modified spine, obliquely truncate at the tip. Rami of the posterior region with one, rarely two, lanceolate setae. Horny tubes ringed, simple or branched.

Synonym (s)
Phyllochaetopterus socialis Fauvel, 1927a
Mesotrocha sexoculata Leuckart & Pagenstecher in Leuckart, 1855
(Heterotypic synonym)
Phyllochaetopterus fallax Claparede, 1869
(Heterotypic synonym)
Phyllochaetopterus pictus Crossland, 1903
(Heterotypic synonym)

Common Name (s)
Economic Importance and Threats

Habitat:  Coastal


• Gulf of Oman
• Maharashtra, Malvan INDIA
• Maharashtra, Mumbai INDIA
• Arabian Sea
• West Bengal, Hugli River INDIA
• Orissa, Chandipur INDIA
• Maharashtra, Malvan (Lat: 16.08) (Long: 73.05) INDIA
• Lakshadweep, Minicoy INDIA

Literature Source(s)
  • Parulekar, AH (1971) Polychaetes from Maharashtra and Goa Journal of Bombay Natural History Society Bombay Natural History Society 68(3) 726-749 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Parulekar, AH (1981) Marine fauna of Malvan, central west coast of India Mahasagar - Bulletin of National Institute of Oceanography NIO 14(1) 33-44 Available at - NIO, Goa
  • James, PSBR ; Thomas, PA ; Pillai, CSG and Achari Kumaraswamy, GP (1969) ´╗┐Catalogue of types and of sponges, corals, polychaetes, crabs and echinoderms in the reference collections of the Central Marine Fisheries Research Institute Bulletin of Central Marine Research Institute CMFRI, Cochin 7 1-66 Available at -
  • 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

Page last updated on:2011-03-25

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