MICROLEPIDOPTERA OP NEW GUINEA 
55 
black, base of costa with a small fulvous-ochreous patch; edge of wing 
from end of costal fold to below apex with a minute suffused blackish line, 
distinct and jet-black around apex, termen with faintly indicated elongate 
small marks on ends of veins, ultimate one on vein 4; a very narrow sordid 
yellowish marginal suffusion from end of fold to tornus. Cilia white with 
snow-white basal third, barred with grey along middle, especially around 
apex, costal cilia blackish before apex. Hind wing white, apical sixth 
greyish black, with irregularly suffused anterior edge; black scales on 
veins 7 and 6 reaching to cell, on veins 5 — 3 reaching halfway to cell, on 
base of vein 2 still shorter. Cilia pure white. 
Tegumen moderately narrowed below. Uncus very large, top broadly 
dilated and rounded, with a small emargination. Socius, a short patch of 
thin bristles. Gnathos strong, arms gradually curved, hook moderate. 
Transtilla knob small, strongly dentate, lateral projection strong. Peniculus 
long, clavate, bristled, base narrow. Valva rather short, semispheroid. 
Anellus strong, excavate below, ventral margin with lateral emarginations. 
Vinculum broad. Aedoeagus with obliquely truncate top (Slide No. 354 D). 
Moss Forest Camp, 3250—3300 m, October 31, 1938, “flying in day- 
time”. One male. 
Chionothremma sanguens spec. nov. (fig. 37) 
o 22 mm. Head deep reddish-ferruginous, face white except edge of eye 
above. Palpus deep ferruginous, white along basal two-thirds of median 
joint above and on inner side. Antenna light grey, ciliations white, scape 
deep ferruginous, white anteriorly. Thorax and patagia deep reddish- 
ferruginous, anterior 1 / i white, tinged pale yellowish posteriorly. Abdomen 
silvery-white, preanal segment black beneath, anal tuft whitish-ochreous. 
Legs whitish, coxae, tibiae and tarsi suffused with fulvous. Fore wing with 
a strong costal fold to 1 / 3 , broadest before middle, its inner edge rounded 
and smooth to middle, ciliated posteriorly; costa gradually arched to 
middle, straight posteriorly, apex rounded, termen straight, vertical. 
Snow-white, base of wing on upper half and base of costa with a deep 
reddish-ferruginous patch, preceded by a narrow, light yellow suffusion, 
costal fold and costa very faintly tinged light ochreous; a narrow dark 
wine-red streak in apex and along termen from base of vein 8 to 3, its 
inner edge somewhat suffused, with dentations on veins. Cilia glossy 
snow-white. Hind wing and cilia glossy snow-white. 
Tegumen strongly clavate, base narrow. Uncus narrower, constricted in 
middle, top broad rounded. Socii, moderate narrow series of bristles. 
Gnathos moderate, strong, hook long. Transtilla knob long, large, densely 
dentate, median projection narrow, strong. Peniculus clavate, base rather 
broad. Juxta with a furrow below, ventral margin rounded. Vinculum 
broad. Valva very short. Aedoeagus with obliquely truncate strong top. 
and a long acute point (Slide No. 316 D). 
Top Camp, 2100 m, January 22, 1939. One specimen. 
