DIPTERYGIA. /O 



scales near upper edge ; pectus ochreous, the tibise irrorated with 

 rufous, the tarsi banded with black ; abdomen ochreous some- 

 times dorsally tinged with fuscous and with blackish bar before the 

 rufous anal tuft, the ventral surface paler with slight sublateral and 

 ventral series of black spots. Fore wing greyish slightly suffused 

 with purplish to postmedial line, leaving a pale fascia on inner 

 margin from near base, the veins finely streaked with black ; sub- 

 basal line represented by double oblique striae from costa ; a slight 

 black streak in base of submedian fold ; an oblique streak above 

 inner margin before the antemedial line, which is indistinct, oblique, 

 dentate, strongly angled outwards above inner margin ; elaviform 

 well developed, defined by black ; orbicular and reniform with 

 ochreous aunuli defined by black, the former oblique elliptical, the 

 latter with some white points on its outer edge and dark streaks 

 beyond it to postmedial line ; a somewhat dentate medial line 

 oblique from costa to median nervure ; postmedial line indistinctly 

 double filled in with whitish, bent outwards below costa, then 

 dentate and produced to whitish points on the veins, excurved to 

 vein 4, then incurved, some whitish points beyond it on costa; 

 subterminal line indistinct, pale, dentate, angled outwards at vein 7 

 and excurved at middle, defined on inner side by somewhat dentate 

 red-brown marks and by a blackish patch below costa, the terminal 

 area tinged with yellowish and M'ith red-brown streaks in the inter- 

 spaces and suffusion at diseal fold and above tornus ; a terminal 

 series of minute black lunules; cilia brown with series of pale 

 ])oints at base ; the tornus obliquely truncate. Hind wing deep 

 reddish brown ; cilia ochreous white with brown line through them : 

 the underside whitish irrorated with brown, the costal and terminal 

 areas tinged with red, a small discoidal spot, irregularly crenulate 

 postmedial line, and diffused subterminal band. 



Hab. Brazil, Amazons, R. Purus, Boavista {Trail), 1 5 type, 

 E. Jutahi {Trail), 1 $ . Kvp. 38-40 millim. 



2814. Dipterygia nicea. (Plate CIX. fig. 21.) 



Xantkoptera nicea, Swinh. A. M. N.H. (7) vii. p. 470 (1901). 



(5 . Head and thorax ochreous tinged with rufous, the tegulse 

 with dark medial line and tips ; patagia blackish ; tarsi fuscous 

 with pale rings ; abdomen brown, the ventral surface ochreous. 

 Fore wing ochreous tinged with rufous, the inner area suffused with 

 leaden fuscous except at base and tornus, and the terminal area ex- 

 cept at middle and apex ; subbasal line represented by two slight 

 red-brown striae from costa ; slight ochreous marks defined by red- 

 brown striae above and below vein 1 before the antemedial line, 

 which is represented by two red-brown striae from costa, then very 

 oblique and hardly traceable, with two black striae below origin of 

 vein 2, then curved to inner margin; orbicular very small, round, 

 with fuscous centre and whitish annulus strongly defined by red- 

 brown ; reniform ochreous defined by dark brown and with slight 



