SUASTIN^. 153 



p. 51 (1891). Fergusson.Journ. Bo. Nat. Hist. Soc. 1891,p. 417. W.atson, id. p. 57. Watson, 

 Proc. Zool. Soc. 1893, p. 75. Betham, Journ. Bo. Nat. Hist. See. 1893, p. 427. de Niceville, 

 Gazetteer of 8ikkim, Butt. p. 179 (1894). Watson, Journ. Bo. Nat. Hist. Soc.ix. 1895, p. 429; 

 id. idem, x. 1896, p. G79. J. J. Walker, Trans. Ent. Soc. 1895, p. 474. Elwes and Edwards, 

 Trans. Zool. Soc. 1897, p. 179. Davidson, Bell and Aitken, Journ. Bo. Nat. Hist. Soc. xi. 

 1897, p. 4f) (larva and pupa), de Rhe-Philipe, id. xi. 1898, p. 598. Nurse, id. xiv. 1902, p. 513. 

 de Rhe-Philipe, id. p. 493. Aitken and Comber, id. xv. 1903, p. 52. Adarason, Trans. 

 Nat. Hist. Soc. Northumberland, etc. 1908, p. 142. Hannyngton, Journ. Bo. Nat. Hist. Soc. 

 XX. 1910, p. 371. Friih.storfer, Iris, 1910, p. 93. 

 Hesperia divodasa, Moore, Proc. Zool. Soc. 1865, p. 791. 



Imago. — Male. Upperside olive-brown. Forewing with ochreous-white spots, a 

 small one in the middle of the discocellulars, sometimes a minute one above it, three 

 sub-apical small spots, the upper one usually minute, three discal larijer spots iu an 

 oblique line, the upper one before the middle of the first median interspace, the 

 second (somewhat oval) before the middle of the first median interspace, the third (a 

 long oval) a little beyond the middle of the interno-median interspace ; these discal 

 spots varying much in size. Huuhriihj paler than the forewing, with a Ijroad dark 

 costal margin, lint without any markings. Cilia of both wings brownish-ochreous. 

 Underside grey tinged with pinkish. Forewing with the inner portion below the sub- 

 costal vein suffused with black, leaving the apex broadly pinkish-grey, the .spots as on 

 the upperside. Hindwlng clear pinkish-grey without any suffusion, but sparsely 

 covered with whitish scales, a black spot near the upper end of the cell, and three in 

 an oblique row in the median and interno-median interspaces, all ringed with whiti-sh. 

 Antennae black, tip of club orange, underside of club and shaft whitish ; head and body 

 brown above, grey beneath, legs grey, tarsi orange. 



Female usually paler than the male, markings similar, \mi the spots on the fore- 

 wing are all larger, the two upper discal spots square, the middle spot excavated on its 

 outer side, two conjoined large spots at the cell end ; the female is generally (but not 

 always) somewhat larger than the male. 



Expanse of wings, ^ $ l^^ to 1/^ inches. 



Larva. — As in the description of the group, cylindrical, with a flattened anal 

 segment somewhat rounded at the extremity ; the head is mure or less round when 

 looked at from in front and slightly bilobed, jaws strong and large ; colour whitish, 

 with a marginal brown band and a central one of the same colour separating along the 

 sides of the clypeus, a brown mark above the jaws, and a large brown oval patch in the 

 centre of each lobe ; body colour grey-green with many minute green spots ; .spiracles 

 pure black ; head is large for the body ; anal segment fiattened, rounded at the 

 extremity. Length, 30 mm. 



Pupa. — Not very stout, eyes prominent, thorax slightly humped, constriction 

 slight, spiracular expansions of segment 2 large, ear-shaped, brown in colour ; colour 

 VOL. X. X 



