Polycarpa glebosa   (Sluiter,  1904) (Sea Squirt)
Organism information awaits expert curation
Class: Ascidiacea

Size: 27 mm * 18 mm

Solitary ascidian. Body erect, not compressed laterally. Branchial aperture at anterior end, atrial one-third the way down. Surface is irregularly creased. Root-like branched processes on the ventral side. Test is not thick, but tough and leathery. Mantle is thick, soft and gelatinous. Musculature is feeble. Siphons are slight even in mantle. Tentacles are simple, filiform of two sizes, alternating. Branchial sacs are of four narrow folds on each side. Ten internal longitudinal bars on the fold, two to three in interspace. Dorsal tubercle is broadly crescentic, concavity turned downwards. Dorsal lamina is a narrow plain membrane. Alimantary canal is a short, close loop. Stomach ridged longitudinally. Anus is with finely toothed margin.

Gonads are a dozen, roundish, polycarps on each side embedded in the mantle.

Synonym (s)

Common Name (s)
Economic Importance and Threats



• Andaman and Nicobar Islands, Andamans INDIA

Literature Source(s)
  • Sebastian, VO and Kurian, CV (1981) Indian Ascidians Mohan Primlani, Oxford & IBH Publishing Co., New Delhi 153 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Meenakshi, VK; Renganathan, TK; Senthamarai, S and Jeyalakshmi, J (2003) Marine biodiversity - Taxonomy of Indian Ascidians Technical report Available at - Biodiversity Informatics Group, NIO, Goa

Page last updated on:2011-02-22

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