New record of some freshwater mussels (Bivalvia: Unionidae) from north-east Bangladesh

[摘要] A total of 6 species of freshwater mussels under the family Unionidae, order- Unionoida were collected, which are new records for Bangladesh. The information on the distribution and ecology, population density and seasonal variation ofLamellidens phenchooganjensis, L. indawgyiensis, L. generosus, Parreysia( Parreysia )favidensvar.assamensis, P. (P.)var . marcensandP. (P.)var.viridulawere provided in this paper. Population density and morphometric parameters were measured. Moreover, economic importance and economic role were stated.Bangladesh J. Zool. 41(1): 29-42, 2013

[学科分类] 动物科学

[关键词] Freshwater Mussels;Bivalvia;Unionidae;Bangladesh;new records