1878.] INSECTS FROM UPPER TENASSERIM. 837 



Nychitonia XIPHIA. 



Papilio xiphia, Fabr. Spec. Gen. Lep. ii. p. 43. 

 P. nina, Fabr. Ent. Syst. Hi. 1, p. 194. 

 Ahsown ; above Absown. 



Callidryas catilla. 



Papilio catilla, Cram. Pap. Exot. iii. t. 229. f. D, E (1782); 

 Butler, Lep. Exot. i. p. 24, pi. 9. f. 7-10. 



Hatsiega to Houngduran ; Naththoung to Paboga ; Moolai, 3000- 

 6000 feet. 



Callidryas crocale. 



Papilio crocale, Cram. Pap. Exot. i. t. 52. f. C, D (1779); 

 Butler, Lep. Exot. i. p. 22, pi. 9. f. 1, 2. 

 Moolai to Meetan. 



Hebomoia glaucippe. 



Papilio glaucippe, Linn. Syst. Nat. i. 2, p. 762 (1767). 

 Houngduran source. 



IxiAS PALLIDA, n. Sp. 



Nearest to I. andamana, Moore, P. Z. S. 1877, p. 590. Upper- 

 side of the same pale colour, th3 orange band on fore wing slightly 

 wider, and having a more convex outer margin, the inner black border 

 also broader, and the marginal band on hind wing wide and of equal 

 width throughout. Underside differs in having a uniform series of 

 delicate black strigae and a cell-spot on both wings. 



Expanse 2| inches. 



Moolai, 30DO-6000 feet. In coll. J. Wood-Mason. 



From I. latifasciata, Butler, this species differs in its much paler 

 colour above and beneath, and in the absence of the dark blotches 

 on the underside. 



IxiAS CITRINA, n. Sp. 



Male. Allied to the preceding ; the orange band comparatively 

 narrower and shorter hindward, its black inner border also narrower, 

 and the marginal band on hind wing only half its width. Underside 

 darker, with more prominent black strigse and cell-spot, and with a 

 submarginal series of brown-speckled spots with whitish centre. 



Expanse 2 inches. 



Houndurang source. In coll. J. Wood-Mason. 



This also may be distinguished from /. latifasciata, by the colour 

 above and by the narrow band on the hind wing. 



Ixias moulmeinensis, n. sp. 



Male and Female. Near to I. pirenassa, Wallace, from Madras. 

 Upperside of the same bright yellow, the orange band in male much 

 broader anteriorly ; pale blackish band on hind wing narrow and not 

 extending to posterior angle. Underside dull ochreous-yellow, with 



Proc. Zool. Soc— 1878, No. LV. 55 



