Delias /rom ^orth Aeio Guinea. 181 



Uppcrside : fore wings wliitc, witli heavy apiral black 

 patch. 



Hintl wing.H white, wiih heavy black herder. 



Underside: fore wings white, suflfnscd with yellow, which 

 extends beyond tho cell to a sharply defined transverse angu- 

 lated boundary of the black apical patch; in this are six 

 yellow spots of different size ; there is a costal black band and 

 a transverse black mark at end of cell. 



Hind wings black; a niinute yellow basal patch; an 

 irregular transverse tapering band reaching nervure 2 white 

 with ytdlow marks. 



Five small yellow spots are arranged as a subterniinal line. 

 The black ground-colour has bronzy reflections. 



This may be a variety of microsticta^ but it is very constant. 



Delias caslaneus, sp. n. (PI. VII. fig. 3.) 



(J. Head, palpi, antennae, legs, and thorax black, with 

 black hairs below and a few scattered bluish scales; hairs on 

 upperside grey ; abdomen white, with bluish-white hairs which 

 extend to the base of hind wings. 



Upperside : fore wings white, with narrow black costal 

 border and large black apical patch, the boundary ill-defined. 



Hind wings white, with narrow black ill-defined border 

 extending over one-third of margin. 



Underside : fore wings black, with white inner margin 

 and the principal nervures white ; an oblique yellow patch at 

 apex, constricted below the middle. 



Hind wings jet-black, the basal patch scarlet and extending 

 along one-third of the costa, edged aliove with yellow ; the 

 greater part of tiie disk is occupied with a sulphur-yellow 

 circular patch, in the midst of wjiich is a large bright 

 chestnut patch, through whicii run the yellow nervules ; 

 outside the end of the cell is an irregular black patch 

 surrounded by a thin yellow line. 



Female very similar, but, as usual, with the black border 

 deeper than the male, especially in the hind wings ; the white 

 slightly suffused with yellow. Fringes of both wings black. 



Expanse 60 mm. 



Ilab. Warmasin, 6000 feet, November and December. 



Delias jordani, sp. n. (PI. VII. fig. 7.) 



cJ. Head, palpi, antennae, and legs black, with grey scales 

 and black hairs; thorax black, with bluish-while hairs above 

 and brown and bluish hairs below. 



Ann. <fe Maff. N. Hist. Ser. 8. Vol. iv. 14 



