A REVISION OF THE ORIENTAL HESPERIID^. 113 



20 (21). Pale spots on hind wing below large, numerous, and orange- 



yellow; shaft of antennae in the male not entirely 



white in front sumitra, Moore. 



21 (20). Pale spots on hind wing below neither large, numerous, uor 



orange-yellow. 



22 (25). Pale spots on hind wing below small, stramineous, sharply 



defined, variable in number, sometimes reduced to one 



only next the transverse vein. 

 22 a (22 b ) . Shaft of antennae in the male spotted with white in front . maculicornis, n. sp. 

 22 b (22 a ). Shaft of antennas in the male entirely white in front. 



23 (24). Pale spot in cell 2 of fore wing as wide as or wider than 



high. Fore wing broader and less pointed leucocera, Koll. 



2*4 (23) . Pale spot in cell 2 of fore wing at least one and a half times 

 as high as wide, its inner and outer edges both straight. 

 Fore wing narrower and more pointed, termen straight 

 and forming an angle of about 110° with the dorsum . leucocera var. angustipennis. 



25 (22) . Pale spots on hind wing below suffused and indistinct, or 



entirely wanting. Shaft of antennas in the male not 



entirely white in front spilothyrus, Feld. 



26 (19). Hind wing above clothed throughout with brownish-yellow 



scales and hairs except a narrow terminal space . . . chamunda, Moore. 



27 (18). Fore wing above: extreme base of cell 3 filled up with 



white. 



28 (33). Fore wing above with one or two white spots in cell 1 a. 



29 (30). Uppersicle blackish brown ; fringe of the hind wing brown, 



not chequered balukinus, n. sp. 



30 (29). Fringe of the hind wing chequered. 



31 (32) . Upperside grey-brown, white spot in cell 2 of fore wing 



subrhomboidal or irregular, always straight on the 



inner edge nigricans, de Nicev. 



32 (31). Upperside blackish brown, white spot in cell 2 of fore 



wing irregularly roundish . . . ^^*^- .... orbiferus, n. sp. 



33 (28). Fore wing above without any white spot in cell 1 a nor in 



cells 4 and 5 asmara, Butl. 



34 (17). Fore wing above with the pale band yellowish white, 



yellow, or orange-yellow. 



35 (48) . Pale spot in cell I a of fore wing hyaline. 



36 (37). Pale spot in cell 1 a of fore wing reaching to vein I a . tibetana, Mab. 



37 (36). Pale spot in cell 1 a of fore wing not reaching to 



vein ] a. 



38 (47). Pale spot in cell 3 of fore wing filling up the extreme base 



of that cell. 



39 (461. Pale spot in cell 1 a of fore wing subquadrate or irregular, 



joining that in cell 2 near its lower outer angle. 



