668 MR. A. G. BUTLER ON [DeC. 14, 



16. Lyc^na sangra. 



Polyommatus sangra, Moore, P. Z. S. 1865, p. 772, pi. xli. fig. 8. 

 A pair. 



17. Lyc^na indica. 



c? '^.Lyctzna indica, Murray, Trans. Ent. Soc. 1874, p. 525, 

 pi. X. figs. 2, 3. 



$ . Two faded specimens. 



PAPILIONlDiE. 



18. Delias lxjzoniensis. 



Pieris lucomensis, Felder,Wien. ent. Monatschr. vi. p. 285 (1862). 

 A fairly good male of this beautiful species. 



19. Nychitona niobe. 



Pontia niobe, Wallace, P. Z. S. 1866, p. 357- 

 One male. 



20. Terias hecabe. 



Papilio hecabe, Linnaaus, Mus. Lud. Ulr. p. 249 (1764). 

 A rubbed male. 



21. Terias HOBSONi, sp. n. 



cJ . Citron-yellow : primaries above with a slender chocolate- 

 brown costal margin, a broad external chocolate border nearly as in 

 T. liecabe, its apical portion broadest, the inner edge excised and 

 forming an angle at the fifth subcostal branch, it terminates in an 

 acute angle on the third median branch, below which the border is 

 very deeply bisinuated, at external angle it is distinctly wider than 

 in T. hecabe ; secondaries with a narrow diffused squamose brown 

 border. Wings below rather paler than above, with elongated spots 

 outlined in brown at the end of each cell ; veins terminating in 

 blackish dots ; primaries with a dot in the cell, and a few scattered 

 brownish scales on the disk ; secondaries with a few scattered brown 

 scales indicating the ordinary markings on the disk, but very 

 indistinctly. Expanse of wings 1 inch 8g lines. 



2 . Larger than the male, lemon-yellow, with similar brown 

 borders to the primaries ; secondaries, in Mr. Hobson's example, 

 immaculate, but usually with squamose border as in the male : 

 wings below with the discocellular markings and marginal dots as in 

 the male, the scattered brown discal scales absent in Mr. Hobson's 

 example, but usually present. Expanse of wings 2 inches. 



One female. Mr. Moore, however, has three or four specimens 

 from Formosa of both sexes. 



22. Terias unduligera, sp. n. 



<S . Bright citron-yellow. Primaries with slender dark chocolate- 

 brown costal margin ; outer border nearly as broad as in T. hecabe, 

 but the apical portion not angulated but obliquely inarched and 



