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Scientific Name: Diodora funiculata (Reeve, 1850)
English Name: Funiculate keyhole limpet
Local/Bangla Name: chhata shamuk (ছাতা শামুক)
Funiculate keyhole limpet - chhata shamuk (ছাতা শামুক) - Diodora funiculata - Type: Sea_snails

Photo: GBIF

Classification:
Kingdom: Animalia
Phylum: Mullusca
Class: Gastropoda
Order: Lepetellida
Family: Fissurellidae
Description:
The shell is petite and delicate, taking on a conical shape that narrows toward the front. Its surface is adorned with widely spaced, robust spiral ribs, separated by fainter ribs in between, and these are intersected by fine concentric ridges. Towards the front, there’s a moderately rounded perforation, and there is a hole at the apex. The inner surface is smooth. There’s no operculum, and the aperture is sizeable and circular. The outer surface is creamy-white with reddish-brown streaks, while the inner side appears glossy and whitish.
Habitat & Distribution in Bangladesh:
Kutubdia, Maheskhali and Sonadia 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.

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