The Chestnut Tiger (Parantica sita) is a butterfly found in Asia that belongs to the Crows and Tigers, that is, the Danaid group of the Brush-footed butterflies family.
Wings elongate, almost as in Idea. Upperside of fore wing black or fuliginous black, with the following bluish-white subhyaline markings. A streak from base in interspace 1b, very broad streaks filling the basal three-fourths of interspace 1, and the whole of the cell, five very large quadrate discal spots, two long preapical streaks, three shorter streaks above them, a sub-terminal series of more or less rounded spots decreasing in size anteriorly and curved inwards opposite apex, and an incomplete subterminal series of smaller spots. Hind wing chestnut-red, with subhyaline streaks and spots as follows : streaks from base, not reaching the termen in interspaces 1 a and 1 b, two broad streaks united to near their apex in interspace 1, a streak filling the cell, and beyond it a discal series of large inwardly pointed elongate spots and incomplete ill-defined subterminal and terminal series of spots. Underside similar, the markings clearer and more complete. Antennae black; head and thorax black, spotted with white; abdomen from brown to bright ochraceous, beneath whitish. Male secondary sex-mark in form 2.
Along the Himalayas and into the Malayan region. N. Pakistan, Kashmir, N.India, Sikkim, Tibet, China, Taiwan, Korea, Japan, Malaya, Ussuri, Sakhalin, Indo-china.