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Scientific Name: Gemmula speciosa (Reeve, 1842)
English Name: Specios Gem Turrid, Splendid Turrid.
Local/Bangla Name: Kangaroo Shamuk (ক্যাঙ্গারু শামুক)
Specios Gem Turrid, Splendid Turrid. - Kangaroo Shamuk (ক্যাঙ্গারু শামুক) - Gemmula speciosa - Type: Sea_snails

Photo: Puillandre N. (GBIF)

Classification:
Kingdom: Animalia
Phylum: Mullusca
Class: Gastropoda
Order: Neogastropoda
Family: Turridae
Description:
The shell is moderately-sized, solid, elongated, with a long spire, ribbed, and characterized by channeled sutures. The columella is smooth and adorned with a callus, while the posterior sinus is small and narrow. The siphon is long, slender, and slightly tapered, and the outer lip features 1-2 narrow notches at the end of the keel and another at the base of the siphon. The outer lip is thin and sculpted with a peripheral carina, which hosts gemmules with 1 or 2 fine spiral cords. There is a distinctive keel on the shoulder, and the body whorl exhibits 5 to 6 spiral cords. The shell’s coloration is primarily yellowish-brown or dull brown, while the columella and aperture are white.
Habitat & Distribution in Bangladesh:
St. Martin’s island, Teknaf coast and the Sonadia Island
Environment:
Marine
Main References:

Sultana KS, Brishti PS, Ahmed S, Billah MB, Habib KA (2021) Morphological and molecular characterization of several neogastropod species (Mollusca: Gastropoda) from coastal waters of Bangladesh with one new record. Journal of Bio-Science, 79-91.

Other References:

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

Antu DR, Islam TT, Ahmed MR, Ahmed S, Datta SK, Ahmed MS (2023) Diversity of Bivalves and Gastropods in Sonadia Island, Bangladesh. Bioresearch Communications-(BRC), 9(01), 1225-1236. https://doi.org/10.3329/brc.v9i1.63603

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