Panthalis oerstedi   Kinberg,  1856 (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta

Size: Length 40-100 mm by 2-10 mm

Color in life: Back pearly white anteriorly, flesh colored posteriorly. Elytra uncolored, translucent.

About 80 segments; 2 large oval or cylindrical, colorless ommatophores. Tentacles subulate. Two long tapering palps. Tentacles and cirri smooth. Proboscis with the median papilla elongated. Bases of the fangs denticulate. Facial tubercles absent. First elytra large, rounded, smooth, without fringe, overlapping in the front; the others with posterior margin folded pocket-like. Branchial tubercles and dorsal processes absent. First foot modified, elongated pointing forwards, with a heart shaped foliaceous ventral ramus. Spinning glands from the 8th foot backwards. Dorsal ramus flattened, achaetous; ventral ramus compressed. Ventral setae of three kinds:
1) bipennato-pennicillate,
2) a vertical row of aristate bristles, and
3) a bundle of serrulate-subspiral setae.
In the anterior segments, preceding the spinning glands, setae similar to the lower ones take the place of the brush shaped setae. A felt like tube secreted by the spinning glands and coated with mud is always present.

Synonym (s)
Panthalis marenzelleri Pruvot & Racovitza, 1895
(Subjective synonym)
Panthalis oerstedi Kinberg, 1857

Common Name (s)
Economic Importance and Threats

Habitat:  Benthic


• Lakshadweep Sea
• Bay of Bengal
• Andaman and Nicobar Islands, Andaman Islands INDIA
• Goa, Mandovi Estuary (Lat: 15.28) (Long: 73.52) INDIA
• Arabian Sea
• Maharashtra, Mumbai INDIA
• Maharashtra, Malvan INDIA
• Goa, Dona Paula INDIA
• Goa, Marmagao Harbour INDIA
• Maharashtra INDIA
• Maharashtra, Malvan (Lat: 16.08) (Long: 73.05) INDIA

Literature Source(s)
  • Tikadar, BK; Daniel, A and Subbarao, NV (1986) Sea shore animals of Andaman and Nicobar Islands The Director, ZSI, Kolkatta 188 Available at - ZSI, Pune
  • (2001) Fauna of Godavari estuary, Andhra Pradesh Estuarine ecosystem series 4 ZSI, Kolkata 1-166 Available at - ZSI, Pune
  • Hartman, O (1974) Polychaetous annelids of the Indian Ocean including an account of species collected by members of the International Indian Ocean Expeditions, 1963-1964, and a catalogue and bibliography of the species from India. Part II Journal of the Marine Biological Association of India 16(2) 609-644 Available at - NCL, Pune
  • Parulekar, AH; Dhargalkar, VK and Singbal, SYS (1980) Benthic studies in Goa estuaries: Part III- Annual cycle of macrofaunal distribution, production and trophic relations Indian Journal of Marine Sciences 9 189-200 Available at - NIO, RC Kochi
  • 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 -
  • 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
  • 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
  • The barcode of life data systems Biodiversity Institute of Ontario Available at -

Page last updated on:2011-09-13

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