Cantharus (Pollia) tranquebaricus   Gmelin,  1791 (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Shell size: 40 mm in height.

Color: Yellowish, aperture white and thick brown periostracum.

Shell of medium size, fusiform, thick, body whorl larger and higher than the spire, sutures well demarcated, whorls angulate at the shoulders. Aperture large, outer lip thick, flexed posteriorly, with distinct teeth continuing on to the interior ridges, columella with callus and irregular wrinkles, anterior canal broad and short, posterior canal absent, umbilicus absent but with a distinct fasciole. Surface sculptured with varix-like axial ridges, about nine on the body whorl, forming flattish knobs on the shoulder, crossed by spiral chords separated by shallow grooves, each chord formed by two or three fine spiral threads.

Synonym (s)

Common Name (s)
Economic Importance and Threats



• Tamil Nadu, Madras INDIA
• Tamil Nadu, Gulf of Mannar (Lat: 8.5) (Long: 79) INDIA
• Pondicherry 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
  • Venkatraman, K; Srinivasan, M; Satyanarayana, CH and Prabhakar D (2002) Faunal diversity of Gulf of Mannar biosphere reserve Conservation area series 15 ZSI 77 pp; VIII pla Available at - NCL, Pune
  • Association francaise de conchyliologie Available at -

Page last updated on:2012-10-03

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