Copelatus biswasi is a species of diving beetle. It is part of the genus Copelatus in the subfamily Copelatinae of the family Dytiscidae. It was described by Mukherjee & Sengupta in 1986.Dytiscidae Species List at Joel Hallan's Biology Catalog. Texas A&M University. Retrieved on 6 June 2012.ITIS Report. Copelatus, 112561. ITIS. Retrieved 7 June 2012.
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