This is a continuation of the Aquatic Coleoptera Bibliography. To see A-K and comments for the use of the bibliography, etc ... Moulins, M. 1959. Contribution a la connaissance de quelques types larvaires d'Hydrophilidae (Coleopteres). ... Mukherjee, A. K., B. Sharma, and N. S. Sen. 1989. Concomitant occurrence of eupyrene and apyrene ...