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Scientific Name: Pila globosa (Swainson, 1822)
English Name: Common apple-snail
Local/Bangla Name: শামুক (Shamuk), বড় শামুক(Bara shamuk)
Photo: Conchology
Classification:
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Architaenioglossa
Family: Ampullariidae
Description:
Large, slender, elongated, dextral shell with a thick, globose, capacious, hollow cone that is spirally wound around a central axis; the suture is not deep. spire lowered, tip rounded, aperture wide, enlarged, smooth surface, whorl’s upper surface obliquely flattened, and open umbilicus. Head elongated into two sides, either anterior tentacles or labial palps. Mouth: lateral teeth with five cusps, largest third or central one and reduced innermost; small, middle, and vertical slit at the anterior end of the snout. eyes on the tiny protuberances that emerge from the outside of the tentacle bases. Males are smaller than females.
Habitat & Distribution in Bangladesh:
Usually occurs in the littoral zone of ponds and streams throughout the year, but in the rainy season it moves in temporary water bodies, irrigated paddy fields and canals. Abundant in in almost all the districts of Bangladesh.
Environment:
Freshwater