Planaxis niger   Quoy & Gaimard,  1833 (Sea Snail)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Mollusca
Class: Gastropoda
Order:[unassigned] Caenogastropoda
Family:Planaxidae

Image copyrights: Kwansei Shell Database

Description
Size: 15 mm in height.

Color: Dark brown throughout, aperture and columella shining pale brown.

Shell thick, conical-ovate, whorls five to seven, protoconch consist of two smooth whorls. Aperture lirate, outer lip thickened, the inner edge prominently denticulate with 8 to 10 teeth, columella concave, with smooth callous. Sculptured with obsolete spiral striae on the spire whorls and top of the body whorl, base of the body whorl with 3 to 6 distinct, broad spiral cords.


Synonym (s)
Planaxis acutus Krauss, 1848
Planaxis nicobaricus Frauenfeld, 1866

Common Name (s)
Economic Importance and Threats

Ecology

Biogeography


• Andaman and Nicobar Islands, Andaman (Lat: 10) (Long: 93) INDIA
• Andaman and Nicobar Islands, Nicobar Islands (Lat: 7) (Long: 93) INDIA
• Orissa INDIA
• Maharashtra, Mumbai (Lat: 18.98) (Long: 72.83) INDIA
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • Subba Rao, NV (2003) Indian seashells Records of the Zoological Survey of India ZSI, Kolkata (Part 1) 416 pp Available at - NCL, Pune
  • Subba Rao, NV and Dey, A (2000) Catalogue of marine molluscs of Andaman and Nicobar Islands Occasional paper no 187 Records of the Zoological Survey of India ZSI 1-323 Available at - NCL, Pune
  • Zoological Survey of India (Eds.) (1998) Fauna Of Mahanadi estuary, Orissa Estuarine ecosystem series no 3 ZSI, Kolkata 1-218 Available at - ZSI, Pune
  • Tan, KS and Kastoro, WW (2004) A small collection of gastropods and bivalves from the Anambas and Natuna Islands, south China Sea The Raffles Bulletin of Zoology 11 47-54
  • Gulbin, VV and Evseev, GA (1997) Intertidal Prosobranch Gastropods of Vietnam Galaxea Ryukyus University, Japan 13(2) 157-166 Available at - NIO, RC Kochi
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Eddie, H Hardy's internet guide to marine gastropods Available at - http://www.gastropods.com/

Page last updated on:2010-07-21

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