LETHE. / / 



d. Sex-mark a continuous but very obscure, almost 

 obsolete band of specialized scales running 

 obliquely from veins 1 to 4 on upperside of 

 fore wing. 

 a . Expanse under 65 mm. 



a 2 . Apex of cell on underside of fore wing- 

 inwardly defined by a narrow band of 



white L. baladeva, p. 99. 



b~. Apex of cell on underside of fore wing not 

 defined by a band of white. 

 a 3 . A postdiscal transverse series of small 



conspicuously black ocelli on underside [p. 99. 



of fore wing L ramadeva, 



b' 3 . No postdiscal transverse series of ocelli 



on underside of fore wing, or series [p. 100. 



very indistinct L. andersoni, 



b' . Expanse over 75 mm. 



a 2 . Upperside of fore wing not spotted. 



d s . Postdiscal broad band on upperside of 



hind wing rich brown 



aK Underside ground-colour brown .... L. sura, p. 100. 

 b l . Underside ground-colour pale ochra- [p. 100. 



ceous L. goalpara, 



b 3 . Postdiscal broad band on upperside of 



hind wing brownish white L. dura, p. 101. 



Jr. Upperside of fore wing conspicuously 

 spotted. 

 d\ Veins on upperside of fore wing not 

 defined with yellow. 

 « 4 . Dorsal margin on upperside of hind 



wing broadly uniform brown L. bhadra, p. 101. 



b l . Dorsal margin and disc on upperside 



of hind wing bright ochraceous yellow . Seasonal form 

 b\ Veins 1 to 4 at base and median vein \khasiana, p. 102. 

 entirely on upperside of fore wing con- 

 spicuously defined with yellow L. pulaha, p. 102. 



e. Sex-mark a large continuous patch of specialized 

 scales from posterior margin to vein 4 extend- 

 ing across median vein into apex of cell. 

 a\ Underside of wings with a more or less con- 

 spicuous transverse greyish-white post- [p. 103. 



discal fascia L. muirheadi, 



b'. Underside of wings without such fascia .... L. yama, p. 103. 



76. Lethe europa, Fair. (Papilio) Syst. Ent. 1775, p. 500; M. fydeN. 

 Butt. Ind. i, 1883, p. 149 ; Moore, Lep Ind. i, 1890-92, p. 254, 

 pi. 82, figs. 1-1 c, <$ $ ; Davidson fy Aitken, Jour. Bomb. N. H. 

 Soc. v, 1890, p. 350. 



<5 5 . Inner third of hind wing covered with long brown hairs. 

 cJ . Upperside rich dark brown. Eore wing with the oblique short 

 white discal fascia on the underside showing through, two obscure 

 black spots or ocelli, followed by two prominent white spots, 

 the upper one double, some black markings margined outwardly 

 with pale dusky brown along terminal margins of both fore 

 and hind wing and an obscure subterminal pale line on the 



