( (i8 ) 



liostnieiliiiii liaiuls fjcnerally well miirked, the latter sometiiucs angiilated below 

 niiddlo : inargiiial line fine, hlaclc-l)ro\vn, interrupted at the slight tooth, which 

 (X)iitains an oval black spot ; frinj;i' wliite, tinircd with brnwii. In tlie !ilierrafiiin 

 tlic fringes are darker in both wings. 



Underside nniforiuly white. 



Head, thorax, abdomen, and legs :ill wliite; face and palpi black, whitish 

 below ; forelegs dark grey in I'ront. 



E.xpanse of wings : c?, 4i< miii. ; ?, .")'-i niiu. 



4 t? J, 2 ? ?, one of these being the aberration cnissistriyu. 



SuBiWMiLY EPirLEMlNAE. 

 IT. Dirades corrasa sjiec. nov. 



Fmrtring : pale grey, freckled with darker; a dark rell-spot followed by n 

 larger dark spot above vein 7, edged with ferrnginous externally ; a row of snb- 

 niarginal black Inuules between the veins from apex to vein 2 ; a dark marginal 

 line ; fringe grey with a pale basal line. 



Ilimhininj : dark brown above vein 4 ; white and withont markings, exeejit on 

 vein 1, below it; costa with a silvery white blotch from liase to apex, where it 

 is narrowed off to a point ; across the middle a donble dark brown line with 

 yellowish scales between ; along hindmargin from vein 7 to 4 a leaden, blue band 

 edged inwardly by black white-edged Innnles ; fringe brown to vein 4, wliite 

 below it. 



Thorax and abdomen pale grey ; vertex white; lace and paljii black. 



Expanse of wings : 22 mm. 



1 S. 



Hindwing with a tooth at vein 7, and the inner margin below vein 3 lobed ; an 

 elongate hyaline fovea near base of wing beneath the median vein. 



18. Dirades niveicosta spec. nov. 



Foreiring : cinereons grey, striated with darker ; the lines fnscons, interrnpted ; 

 first cnrved, at one-third; second at two-thirds, ontcnrved below middle, where 

 it is thickened ; a cloudy dark cell-spot ; an apical short streak of three black 

 lininles; costal edge distinctly speckled black and white ; fringe grey. 



Iliiulwiiig : similar ; but the costa with a bro:ul silvery white streak from 

 close to base to outer line, where it is bluntly rounded ; the inner edge of this 

 white streak is jierfectly straight, and contains three black spots, one at base, a 

 small one at middle, and a third at the end, these last forming parts of the 

 inner and outer lines ; a row of leaden-blue dark-edged lunules along margin from 

 vein 7 to 2. 



Underside of forewing grey, of hindwing whitish ; costa of hindwing with two 

 tnfts of dark scales, a large one at base and smaller one at apex. 



Thorax and abdomen grey like wings ; vertex white ; face, pal])i, and forelegs 

 black. 



Expanse of wings : 22 mm. 



2 ? ?. 



Near JK (itiibaaiti Warr. iVom Fergusson Island, but the white streak of 

 hindwing is not jagged below. 



