PIERIN^. 143 



the marginal are distinctly black. Underside similar to the male, except that on 

 the forewing the lower discal spot is also present. 



Expanse, (? ? l^-o inch. 



Habitat. — Asia Minor; Persia; Beluchistan ; S. Russia; Kashgar ; Ladak ; 

 Tibet ; S.W. China. 



Distribution (Within our Area). — In the Britisli Museum Collection are 

 specimens from Quetta, Beluchistan, Kashgar, and Ladak, taken by Oapt. F. E. S. 

 Adair. In Mr. J. H. Leech's Collection are both sexes from Chonging Valley, 

 17,000 feet elevation, taken in July, and from Digha Pass, 15,000 feet, by Capt. H. 

 McArthur. We possess a specimen from Sirikol ; and Mr. H. Grose-Smith has both 

 sexes from Chitral. 



PARAPIERIS CHUMBIENSIS (Plate 522, figs. 1, la, c?)- 



Parapieris Chumbiensis, de Nicoville, Journ. Asiatic Soo. Bengal, 1897, p. 563, pi. i. fig. 6, (J. 

 Pieris Duhernardi, Elwes, Trans. Eijt. Soc. Loud. 1888, p. 415, nee Obcrthur. 

 Mancipmm Buhcrnardi, de Nicevillc, Sikkim Gaz. 1894, p. 168. 



Imago. — Male. Upperside white, the base thickly sprinkled with black scales ; 

 cilia white. Forewing with the base of costa black scaled, the veins also slightly 

 black scaled ; a black slender inwardly-dentate streak bordering the lower disco- 

 cellular veinlet; an apical marginal decreasing dentated band, a large rounded 

 discal spot between the upper and middle median veinlets, and a small cluster of a 

 few shghtly-defined blackish scales in the interspace below it. Hindtving with the 

 veins slightly black lined ; a rounded black-scaled apical costal spot below which is 

 a shghtly-defined discal series of two or three small clusters of black scales ; a few 

 black scales are also marginally sprinkled at the vein ends. Underside. Forewing 

 white ; all the veins black lined ; the black apical band indicated by the dilatation 

 of the marginal end of the veins ; the discal spot as above, and with a slightly- 

 defined lower cluster of scales extending to the submedian vein ; the discocellular 

 streak broader and bordering both veinlets, Uindwlng pale ochreous-yellow ; base 

 of costa chrome-yellow ; all the veins broadly black bordered, leaving an elongated 

 yellow subbasal and cell streak, narrow discal streaks, and broader marginal streaks, 

 the discal points of the two latter series being slightly coalescent. 



Female. Unknown. 



Expanse, c? 2j^ to 2i*o inches. 



Habitat. — Chumbi, B. Tibet. 



Distribution. — Mr. H. J. Elwes records " eight or niue male specimens of this 

 species which were obtained by a native collector employed by the late Capt. 

 Harman, R.E., in surveying the Tibetan frontier " {I.e. p. 415). 



