Gamar defoliator, Calopepla leayana Latr. (Chrysomelidae : Coleoptera) is a major
defoliator of gamar (Gnielina arborea RoxbJ in Bangladesh. Both the larva and the adult
feed on the leaves making irregular holes on them. The distribution, description and
biology of various developmental stages of the pest are provided. The pest has three
generations in a year, hibernating as an adult from November to May. A common pupal
parasite, Brachymeria sp. and an egg parasite, Tetrasticlnis sp. were recorded. Biological,
chemical, physical and mechanical method for the control of the pest have been
discussed.