EESPERIIN^. 109 



Female only differs from the male in having no costal fold to the forewiijo-; ou 

 the underside it is usually a little darker. 



Expanse of wings, $ $ lj\ inches. 



Habitat. — Beloochistau, Afghanistan, N.W. Himalayas. There are numerous 

 specimens in the B. M. from the above localities ; we took many examples in Quetta 

 and Kandahar. 



Genus THANAOS. 



Thanao.", Boisduval, Icones, p. 240 (183.>). AVatson, Proc. Zool. Soc. 1893, p. 69. Leech, Butt, of 

 China, etc. ii. p. .580 (1893). Elwes and Edwards, Trans. Zool. Soc. 1897, p. 163. 



Forewlng, cell less than two-thirds the length of costa ; discocellulars slightly 

 inwardly oblique, the lower the longer ; vein 3 shortly before the end of the cell ; 2 

 from a little before the middle ; hinder margin longer than the outer margin, male 

 with a costal fold. Hi ml /cut,/, vein 7 emitted close to the end of the cell ; discocellulars 

 and vein 5 very faint ; 3 emitted before the lower end of the cell ; 2 from about the 

 middle ; outer margin evenly rounded. Antennae with the club moderate, bent in a 

 slight curve, bluntly pointed ; palpi porrect, second joint laxly clothed, third almost 

 concealed, bluntly conical ; hind tibice fringed, with two pairs of spurs, the upjjer pair 

 minute. 



Type, Papilio tages, Linnasus, from Europe. 



THANAOS MARLOYI. 

 Plate 783, figs. 2, ^ , 2a, ? , 2b, ? . 



Thanaos marloyi, Boisduval, Icones, pi. 47, figs. 6, 7 (1833). Elwes and Edwards, Trans. Zool. Soc. 



1897, p. 164, pi. 23, figs. 32, 33 (genitalia). Leslie and l^vans, Journ. Bo. Nat. Hist. Soc. xiv. 



1903, p. 677. 

 Eesperia sericea, Fveyer, Neuere Beitr. iii. pi, 24.5, fig. 4 (1838) ; Herrich-Schiifler, Schmett. Eur. i. 



Hesp. figs. 29, 30 (1846). 



Imago. — Male. Upperside dark brown. Forewlng crossed by two darker brown 

 bands, medial and discal, both inwardly oblique and composed of linear spots more or 

 less joined together, the spots in the discal band containing white dots, sometimes very 

 obscure, the uppermost one close to the costa the most prominent ; an obscure macular 

 band close to the outer margin. Hindwing without markings ; both wings with the 

 outer marginal line dark brown. Cilia grey, the tips pale. Underside slightly paler 

 than the upperside, without any markings except a small v.diite spot close to the costa 

 of the forewing near the apex. 



Female like the male, slightly paler, the transverse bands on the upperside of the 

 forewing a little more prominent ; on the underside there are usually two or three 



