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Scientific Name: Semicassis bisulcata (Schubert & J. A. Wagner, 1829)
English Name: Helmet shell
Local/Bangla Name: Hatir kan (হাতির কান)
Helmet shell - Hatir kan (হাতির কান) - Semicassis bisulcata - Type: Sea_snails

Photo: GBIF

Classification:
Kingdom: Animalia
Phylum: Mullusca
Class: Gastropoda
Order: Littorinimorpha
Family: Cassidae
Description:
Shell moderately large,globose, spire short and depressedly conical, whorls convex with small, widely-spaced strong or weak teeth, parietal shield prominent and slightly rugose, columella with a few transverse ridges on the upper part and irregularly plicated on the lower part. Sculptured with spiral cords and axial lirae on early whorls and spiral grooves on the last whorl. Colour creamish with five rows of more or less prominent squarish light brown spots, outer lip, aperture and parietal shield white, outer lip with or without five groups of dark brown marks.
Habitat & Distribution in Bangladesh:
St. Martin’s and Sonadia islands and also in Nuniarchar (Cox’s Bazar)
Environment:
Marine
Main References:

Hossain MS, Sharifuzzaman SM, Chowdhury SR, Chowdhury MSN, Sarkar S, Islam MR, Talukder A (2014) Sea Shells of Bangladesh: Marine Gastropod and Bivalve Molluscs Biodiversity.1-44pp

DNA Barcodes from Bangladesh
GenBank Accession Number:
Other DNA Barcodes & Nucleutide Sequences
Other Information