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Scientific Name: Supplanaxis niger (Quoy & Gaimard, 1833)
Synonym: Planaxis niger (Currently unaccepted)
English Name: Black brown planaxis
Local/Bangla Name: Chuto kalo shamuk (ছোট কালো শামুক)
Photo: Manuel CABALLER (GBIF)
Classification:
Kingdom: Animalia
Phylum: Mullusca
Class: Gastropoda
Order: Caenogastropoda
Family: Planaxidae
Description:
The columella is concave and exhibits prominent, wide spiral cords. The body surface ranges in color from pale to dark brown overall, with yellowish-brown bands at the apex. The body surface is textured with numerous vertical rows of striae arranged in a spiral fashion. The spire is short, consisting of 5-7 whorls, with sutures that aren’t very distinct. The aperture is ribbed, and both the outer and inner lips have sharp edges, along with deep posterior and anterior canals. The shell is small and thick, taking on a pyramidal or conical-ovate shape, with a crescent-shaped region on the base that connects to the columellar callus.
Habitat & Distribution in Bangladesh:
St. Martin’s island
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.
DNA Barcodes from Bangladesh
GenBank Accession Number:
Other DNA Barcodes & Nucleutide Sequences
Other Information
