PIERINJE. 183 



outer marginal border, and submarginalgreyish-wliite interspaces. Underside. Fore- 

 wing -witloL broader blackish vein-borders than in the male. Hindvnng as in the male. 



Expanse, c? ? 2f inches. 



Habitat. — Tenasserim, Burma. 



DiSTiUBUTiON. — The type specimen of this species was taken by Col. C. H. B. 

 Adamson at " Tounggya S3kkan, Middle Tenasserim, in April, 1880 " {I.e. 40). In 

 the British Museum collection is a male from Mergui, and a female from Tavoy 

 Valley. 



Our illustration on Plate 535, fig. 2, 2a, are from the type specimen. 



PICCARDA DESCOMBESI (Plate 536, fig. 1, la, ^, lb, c, 9 ). 



Pieris Descomhesi, Boisduval, Spec. Geii. Lep. i. p. 465 (1836). Doubleday and Hewitsjn, Gen. D. 

 Lep. i. p. 45 (1846). Moore, Catal. Lep. Mus. E. I. Company, i. p. 81 (IS57). 



Thyca Descomhesi, "Wallace, Trans. Ent. See. Lond. 18G7, p. 350. 



Delias Descomhesi, Moore, Proe. Zool. Soc. 1878, p. 839. Butler, P. Z. S. 1872, p. 34. Distant, 

 Rhop. Malay, p. 466, pi. 42, fig. 16, (J (1886). Elwes, .Journ. As. Soc. Bengal 1886, p. 433. 

 Trans. Ent. S0C.I888, p. 408. Manders, Tr. Ent. Soc. 1890, p. 532. "Watson, Journ. Bombay 

 Nat. Hist. Soc. 1891, p. 51. Swinlioe, Trans. Ent. Soc. 1893, p. 310. de Niceville, Sikkim 

 Gaz. 1894, p. 166. Adamson, List Burm. Butt. p. 41 (1897). Butler, Ann. Nat. Hist. 1897, 

 p. 148. Fruhstorfer, Iris, 1902, p. 270. 



Imago. — Male. Upperside greyish-white. Forewing with the costal border and 

 an apical-marginal band black scaled. Hindwing with the outer margin edged with 

 black scales. Underside. Forewing greyish-black, the costal, subcostal, the median 

 and its branches, and submedian vein basally bordered with greyish-white scales, 

 those ou the medians and submedian forming longitudinal streaks ; a broad greyish- 

 white discocellular oblique-bar which is sometimes more or less broken; beyond is a 

 submarginal series of greyish-white spots, of which the four upper are elongated, 

 and the lower somewhat cordate. Hindwing rich deep chrome-yellow, with a black- 

 edged broad crimson streak in the costal interspace, and a black marginal inner- 

 dentated band enclosing a series of six diffusedly-formed lunate spots, which latter 

 are either yellowish-white or of a uniformly chrome-yellow. Body greyish-white ; 

 palpi and legs black streaked ; antennae black. 



Female. — Upperside. Foreiving greyish-black ; costal, medians, and submedian 

 vein narrowly bordered with greyish-white scales ; a broad greyish-white complete 

 or broken discocellular-bar, and a submarginal curved-row of spots. Hindwing 

 greyish-white or pale yellowish-white, basally irrorated with pale greyish-black 

 scales ; a broad greyish-black marginal inner-dentated band enclosing a series of ill- 

 defined whitish hastate marks. Underside. Forewing similar to the male. 

 Hindwing also similar to the male, except that the ground-colour is either almost 



