Islam, A.; Razzak, M.; Islam, M.; Saifullah, A.; Endo, K.; Yamanaka, A. Dry and Wet Season Polymorphism in the Butterflies, <i>Melanitis leda</i> and <i>Mycalesis mineus</I> (Satyridae: Lepidoptera). Univ. j. zool. Rajshahi Univ. 2012, 29, 33-39.