6 Mr. E. Dukinfield- Jones on 



a dark space thickly sprinkled with black and red scales in and 

 beyond cell, extending to near apex, the red predominating about 

 the discocellulars ; some yellow hairs at base of median nervure; 

 inner margin black, a red streak from near base to middle and some 

 red and yellow scales at tornus ; a yellow streak at base of vein 1 ; 

 termen narrowly black; cilia black, shading to brown at apex. 

 Hind- wings yellow hyaline; costa yellow at base, black at apex; 

 upper half of cell filled with black and red scales; inner margin 

 with long yellow hairs at base; termen and cilia black. Under- 

 side : the suffused space on fore-wings is much redder than on 

 upperside ; hind-wings inner half of costal area yellow, outer half 

 red; inner margin yellow. 

 Expanse 28 mm. 



Hah. Bauru, W. Sao Paulo. 



Helium nivaca, sp. n. 



(J. Palpi orange, 3rd joint black; coxae and femora crimson; 

 fore- and mid-tibiae crimson point at each end; hind-tibiae, 

 proximal half crimson, distal half fuscous; 1st joint of all tarsi 

 crimson, the rest fuscous; frons and vertex of head dark brown 

 with metallic reflexion ; back of head crimson ; antennae black with 

 purple reflexion; tegulae, patagia and thorax crimson; abdomen 

 crimson, fine silvery blue posterior bands on the segments; a 

 silvery blue interrupted dorsal line and lateral patches on 2nd and 

 3rd segments. Fore-wings hyaline; base crimson; a broad black 

 medial band crossing end of cell from costa to inner margin ; sub- 

 costal and median nervures yellow ; a large yellow subcostal patch 

 beyond the band, reaching from costa to well below vein 6 ; apex 

 broadly black; inner margin and termen black. Hind-wings 

 hyaline ; costa and inner margin yellow ; termen and apex black. 



Expanse 23 mm. 



Hab. NivAC, Matto Grosso. 



Ctenucha nana, sp. n. 



(J. Neck and 1st joint of palpi orange, 2nd joint inwardly orange 

 and white, outwardly fuscous, 3rd fuscous ; fore-coxae pure white ; 

 legs white beneath, fuscous above ; frons fuscous, some white hairs 

 at base of antennae ; some orange hairs on back of head ; antennae 

 fuscous black; thorax and patagia fuscous slightly streaked with 

 grey; abdomen fuscous, anal tuft orange, ventral surface whitish 

 with white transverse bands. Fore-wings fuscous black, the veins 

 lighter; a wedge-shaped white spot beyond cell from subcostal to 



