The body shape is generally ovo-cylindrical and is supported by a rigid pellicle with spiral striations. Reproduction occurs through binary fission. These organisms feature a short spinous projection at the posterior end and may also have a stigma.
Habitat & Distribution in Bangladesh:
Recognized as a cosmopolitan species and inhabits freshwater.
Environment:
Freshwater
Main References:
Rahman AKA, Kabir SMH, Ahmad M, Ahmed ATA, Ahmed ZU, Begum ZNT, Hassan MA, Khondoker M (2009) Encyclopedia of flora and fauna of Bangladesh, Vol. 24. Marine Fishes. Asiatic Society of Bangladesh, Dhaka, Bangladesh, 485 p.