Lanice socialis   (Willey,  1905) (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta

Size: 20 mm. by 2 mm.

Dorsal surface smooth and convex. The first segment, which forms the lower lip, is long below and deeply cleft, the right half slightly overlapping the left. Lateral lobe of the 2nd segment is a semilunar, symmetrical, free dermal fold. The band of ventral scutes, rounded in front, attenuate behind ends as a white streak, in the region of the 13-14th tori. Dorsal setae narrowly limbate with a smooth tip. Thoracic uncini uniserial in the first six tori, biserial and opposed back to back in the rest, uniserial again in the abdominal pinnules. The uncini are avicular with a number of denticulations arranged in arcs across the vertex. Narrow, sand encrusted tubes.

Synonym (s)
Polymnia socialis Willey, 1905
(Objective synonym)
Polymnia socialis Willey, 1905
Lanice socialis Fauvel, 1953

Common Name (s)
Economic Importance and Threats



• Andhra Pradesh, Off Visakhapatnam Coast (Lat: 17.7) (Long: 83.3) INDIA
• Tamil Nadu, Parangipettai Coast (Lat: 11.48) (Long: 79.76) INDIA
• Tamil Nadu, Porto Novo INDIA

Literature Source(s)
  • (2001) Sanctuary Asia natural history species: Species checklist: Reptiles Sanctuary Asia Sanctuary Magazine Available at -
  • Sarma, ALN (1977) The phytal fauna of Sargassum off Visakhapatnam coast Journal of the Marine Biological Association of India Marine Biological Association of India, Ernakulam, Cochin-682 011, India 16(3) 741-755 Available at - NIO, RC, Kochi
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Srikrishnadhas, B; Murugesan, P and Khan, SA (1998) Polychaetes of Parangipettai coast Annamalai University, Parangipettai 110 pp Available at - NIO, Goa
  • Srikrishnadhas, B; Ramamoorthi, K and Balasubrahmanyan, K (1987) Polychaetes of Porto Novo waters Journal of the Marine Biological Association of India The marine biological association of India 29(1&2) 134-139 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

Page last updated on:2011-04-18

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