Saccocirrus orientalis   Alikuhni,  1946 (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta
Order:Polychaeta incertae sedis

Size: Length 9.0 - 12.0 mm. Tentacles 0.8 - 1.0 mm long.

Minute white worms, with 120-150 setigerous segments. Head triangular with a pair of long tentacles, 2 distinct dark eyes and 2 oblique ciliated nuchal organs. Pygidium not bifurcated posteriorly and anal cirri or lobes absent. Instead, 2 ventral adhesive pads occur one on either side of the ventral group of the pygidium. Parapodia occur from second segment backwards. Parapodial setae with broad channeled tips, without bifurcated prongs. Pharynx without ventral muscular pad. Sexes separate. Gonads develop from fiftieth segment backwards on both sides of the digestive tract. Last 15-20 body segments are sterile.

Synonym (s)
Saccocirrus orientalis Alikuhni, 1946

Common Name (s)
Economic Importance and Threats

Habitat:  Sandy, Coastal


• Lakshadweep, Agatti INDIA (Record: 7/2/1987)
• Lakshadweep, Kavaratti INDIA (Record: 6/3/1983)
• Lakshadweep, Kavaratti INDIA (Record: 7/3/1983)
• Lakshadweep, Kadamatt INDIA (Record: 26/01/1987)
• Lakshadweep, Kavaratti INDIA (Record: 18/02/1983)
• Lakshadweep INDIA
• Andaman and Nicobar Islands, Andaman Islands INDIA

Literature Source(s)
  • Zoological Survey of India (Eds) (1991) Animal resources of India (Protozoa to Mammalia) ZSI 1-694 Available at - NCL, Pune
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Rao, GC (1991) Meiofauna State fauna series 2: Fauna of Lakshadweep ZSI, Calcutta 41-135 Available at - NIO, Goa

Page last updated on:2010-12-01

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