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Scientific Name: Saccostrea cuccullata (Born, 1778)
English Name: Hooded oyster/Coral rock oyster/Bombay oyster
Local/Bangla Name: Chhoto Kostura (ছোট্ট কস্তুরা)
Labcode: MB1904SD-41, MB1904SD-48
Photo: ABR Lab
Classification:
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Ostreida
Family: Ostreidae
Description:
Shell medium to large, 40mm to 60mm. The attached left valve large, deep and the right valve flat or slightly convex and covers the left one like a lid. Shape varies with the stage of growth and the type of substratum. In the spat, valves translucent and pearly white, but turns opaque dull white as they grow. Anterior and posterior margins of the valves at the umbonal region at an angle of more than 20″ to the baseline parallel to the hinge. Hinge situated right at the valve margin and does not form a beak. Right valve usually has a brownish band extending from the umbo on the dorsal side to the ventral margin. Valve margins usually sharp and indented with angular folds decorated with laminae.
Habitat & Distribution in Bangladesh:
St. Martin’s Island. Also found in Sonadia and Nuniarchar in the Cox’s Bazar and the Sundarban area
Environment:
Marine, Benthic, Tropical
Other References:
Brishti PS (2020) Morphological and Molecular Characterization of Marine Bivalves (Mollusca:Bivalvia)from Sonadia Island, Bangladesh,MSc Thesis,Department of Zoology,Jahangirnagar University
Siddiqui KU, Islam MA, Kabir SMH, Ahmad M, Ahmed ATA, Rahman AKA, Haque EU, Ahmed ZU, Begum ZNT, Hassan MA, Khondker M and Rahman MM (2007) Encyclopedia of Flora and Fauna of Bangladesh, Vol. 17. Molluscs. Asiatic Society of Bangladesh, Dhaka 415 pp.
Other DNA Barcodes & Nucleutide Sequences
IUCN conservation status:
Other Information
