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Scientific Name: Nerita chamaeleon Linnaeus, 1758
English Name: Oxpalate Nerite, Tubercular Nerite, White Mouthed Nerite, Amaobune, Chameleon Nerite.
Local/Bangla Name: Kalapat Shamuk (কালাপ্যাট শামুক)
Classification:
Kingdom: Animalia
Phylum: Mullusca
Class: Gastropoda
Order: Cycloneritida
Family: Neritidae
Description:
The shell is petite, rounded, and robust, taking on a globular shape with a semicircular, D-shaped aperture. The outer lip has a distinct, sharp edge and is equipped with 10-13 teeth on the inner side. The columella is relatively smooth, somewhat flat and indented on the inner side, and it is slender with wrinkles and small raised bumps. There are 2-4 small teeth positioned in the center of the inner margin. As for the coloration, the shell’s outer surface exhibits various patterns, including black, yellowish-green, or green spiral bands on a background of white or green.
Habitat & Distribution in Bangladesh:
St. Martin’s, Sonadia island, sandy beaches of Cox’s Bazar
Environment:
Marine
Main References:

Siddiqui KU, Islam MA, Kabir SMH, Ahmad M, Ahmed ATA, Rahman AKA, Haque EU, Ahmed ZU, Begum ZNT, Hassan MA, Khondker M, Rahman MM (2007) Encyclopedia of Flora and Fauna of Bangladesh, Vol. 17. Molluscs. Asiatic Society of Bangladesh, Dhaka 415 pp.

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