Odontoptilum angulata,[2] the chestnut angle or banded angle, is a butterfly belonging to the family Hesperiidae and is found in India[3] and southeast Asia.[4][5][6][7]
Male and female vinaceous-brown, palest on the hindwing. Male, forewing dull chestnut-brown along exterior margin, with a black transverse band one-third from the base; a geminated semi-transparent spot on costa before the apex, surrounded by suffused black; a semi-transparent lunule and a small spot on the lower part of the disc, bordered without by a black band: hindwing with a transverse subbasal, an elbowed discal, and a lower submarginal purplish-white line; apex of wing with suffused black patch and lower marginal blackish pale-bordered spots. Underside brown, forewing suffused with greyish-white at the base; markings as above: hindwing greyish-white, the transverse lines less defined, marginal spots blacker, and a blackish spot near base of wing. Palpi above black. Palpi and body beneath and legs greyish-white. Female paler, marked on upper-and undersides as in male.
— E. Y. Watson[8]
One or more of the preceding sentences incorporates text from this source, which is in the public domain: Swinhoe, Charles (1912–1913). Lepidoptera Indica. Vol. 10. London: Lovell Reeve and Co. pp. 81–82. One or more of the preceding sentences incorporates text from this source, which is in the public domain: Watson, E. Y. (1891). Hesperiidae Indicae: being a reprint of descriptions of the Hesperiidae of India, Burma, and Ceylon. Madras: Vest and Company. pp. 105–106. Odontoptilum angulata, the chestnut angle or banded angle, is a butterfly belonging to the family Hesperiidae and is found in India and southeast Asia.
