Labioporella sinuosa   Osburn,  1940 (Bryozoan)
Organism information awaits expert curation
Class: Gymnolaemata

Size (Zooecium): Length 380-450 µ; breadth 310 µ.

Encrusting zoarium light brownish in hue. Zooecia distinct, separated by conspicuous lines. Mural rim beaded. Gymnocyst wanting. Granulated and porous cryptocyst stops at the origin of the descending lamina. The polypide tube with crenulated and elevated tip. Longitudinally rugose distally and disto-laterally. The narrow shelf connecting the tube with the lateral walls, non-porous but finely tuberculated. Vertical and straight descending lamina of the cryptocyst divides the polypide chamber into two unequal compartments. Operculum longer than wide, with a distinct brownish marginal sclerite. A large tubercle present beneath the operculum arising from the proximal portion of the distal wall. No avicularia noticed. Ovicells absent.

Synonym (s)
Labioporella sinuosa Osburn, 1940
Labioporella sinuosa Osburn, 1950
Labioporella sinuosa Menon and Nair, 1967

Common Name (s)
Economic Importance and Threats



• Tamil Nadu, Tuticorin (Lat: 8.8) (Long: 78.15) INDIA (Record: 20/03/1965)

Literature Source(s)
  • Menon, NR and Menon, NN (2006) Taxonomy of Bryozoa from the Indian EEZ. A monograph Ocean Science and Technology Cell on Marine Benthos, Kochi and Centre for Marine Living resources and Ecology, Kochi 263 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Menon, NR and Nair, NB (1967) The ectoproctous bryozoans of the Indian waters Journal of the marine biological association of India The marine biological association of India 9(2) 430-432 Available at - NIO, Goa

Page last updated on:2011-06-01

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