Agatasa is a butterfly genus in the brush-footed butterflies family (Nymphalidae). It is monotypic, containing only Agatasa calydonia, the glorious begum, which is found from southern Burma, through the Thai-Malay Peninsula, to Borneo, Sumatra and the Philippines.[1]
. W.H. . William Harry Evans . The Identification of Indian Butterflies . 2nd . Mumbai, India . . 1932 .