54 THE ENTOMOLOGIST. 



medial lines dark brownish, indistinct ; discoidal lunule black set h-t 

 a dusky cloud ; terminal line black, black dashes between veins 4 and 

 6 ; fringes grey, ochreous at base and tips. Hind wings similar to 

 fore wings, but the basal area is not clouded and the discoidal mark 

 is punctiform. Underside more ochreous and without dark clouding, 

 at base of all the wings, clouding on terminal area blacker. 

 Expanse, 36 millim. 



Collection number 1898. 



A male specimen from Arizan (7300 ft., April, 1908). 



Allied to B. subliviis, Butl. 



Ectropis nigrosparsa, sp. n. 



^. Antennae finely ciliated. Head and thorax pale brown, mixed 

 with darker; abdomen pale brown, shaded with darker and dotted 

 "with black on back of basal segments. Fore wings pale brown,, 

 inclining to ochreous, finely speckled with darker brown on outer 

 half and more densely on basal half ; sub-basal line represented by 

 black marks on costa and on median nervure ; antemedial line black,, 

 bluntly angled below costa, intersected by black linear marks on the 

 "veins, originating in a black quadrate mark on costa; medial line 

 black, forming outwardly oblique band from costa to lower angle of 

 cell, thence sinuous to dorsum ; postmedial line sinuous, represented 

 by black dots increasing in size towards costa ; subterminal line pale, 

 with a white dot about middle, preceded by a blackish cloud towards, 

 costa and bordered by .clusters of black scales below; terminal 

 line black, lunulate ; fringes pale, darker marked at tips. Hind 

 wings pale brown, inclining to ochieous, freckled with darker, traces 

 of blackish discoidal spot and a sinuous line beyond ; terminal line as 

 on fore wings. Underside whity-brown, markings of upper side? 

 indicated, apical area of fore wings clouded with blackish. 



Expanse, 40 millim. 



Type in the British Museum. Rantaizau, Formosa (7500 ft.)^ 

 May i5th, 1909 (Wileman). 



AricJianna olirescens, sp. n. 



3 . Fore wings whitish, irrorated with black, and powdered 

 with olivaceous chiefly near the transverse lines, three black spots^ 

 on the costa ; basal line black, not extending below the median 

 nervure ; antemedial line represented by first costal spot and aa 

 upright chevron-like black mark on dorsum ; postmedial line black,, 

 wavy, commencing in third costal spot, excurved round cell ; below 

 "vein 2 it is broad, incurved, and unites with a short, upright bar on 

 dorsum ; subterminal line indicated by black-paired dots below costa, 

 before middle, above dorsum, and a sagittate mark above vein 2 ; 

 terminal dots black. Hind wings whitish, finely freckled with pale 

 olive-brown, discoidal mark blackish ; postmedial and subterminal 

 lines black-brown, only distinct towards dorsum ; terminal dots. 

 black. Underside whitish, freckled with pale olive-brown, markings^ 

 of upper side indicated. - , 



Expanse, 45 millim. 



Collection number, 806d. 



