84 
MICROLEPIDOPTERA OF NEW GUINEA 
point on lower angle of cell. Cilia white, an antemedian row of suffused 
fuscous spots, which are mixed with blackish and fulvous. Hind wing and 
cilia whitish, faintly touched with greyish, more so towards apex. 
Tegumen rather short. Uncus with a very broad triangular base, 
gradually narrowed towards middle, top broadly rounded. Socius: a row 
of numerous bristles. Gnathos moderate. Transtilla knob elongate- 
triangular, median projection long, sinuate, dentate towards base. 
Peniculus small, little projecting (Slide No. 419 I), holotype). 
9 21 mm. Head white, vertex slightly infuscated. Thorax evenly tawny- 
fuscous. Abdomen greyish-whitish, core throgy tic dorso-lateral, moderate, 
pale-oehreous. Fore wing elongate, rather broad, costa gradually curved 
anteriorly, straight posteriorly, ciliate, a small projecting white tuft of 
cilia before middle; apex little rounded, termen almost straight above, 
rounded beneath, moderately oblique. Whitish, rather densely irrorated 
and slightly suffused with fuscous-greyish, markings grey and dark fuscous, 
partially strewn with bright reddish-fulvous scales. A broad grey patch 
along base of costa, strigulatecl with dark fuscous, anteriorly connected by 
a suffused blackish streak with l j i of dorsum; central fascia paler, slightly 
narrower than in male, anterior edge with a slight projection below 
constriction, dorsal suffusion indistinct; costal patch grey, marbled with 
reddish -fulvous, with four fulvous bars on costal cilia; posterior fourth of 
wing suffused with light grey; a narrow, slightly curved vertical streak 
from termen to above middle of disc, with a branch from its slightly dilated 
top running to 2 / g of termen, and a narrow line obliquely before apex: 
reddish-fulvous. Cilia white, with an antemedian row of pale greyish- 
fulvous dots. Hind wing pale greyish-fuscous, cilia whitish, a faint darker 
subbasal line. 
Limen moderately dilated, bent at the sides, with minute lateral pro- 
jections. Colliculum with a wide split. Cestum long, narrow, little tortuous, 
gradually dilated posteriorly, terminal fold large, ovate, lower extremity 
with two deep emarginations. Signum long-dentate, capitulum long (Slide 
No. 464 D, allotype). 
Top Camp, 2100 m, January 25, 1939, January 27, 1939 (holotype). 
Moss Forest Camp, 2800 m, October 9 — November 5, 1939 (allotype). 
Two males, one female. Little allied to other species mentioned in this 
paper, but closely related to Isotenes inae Diakonoff, from Java. 
Isotenes spec. 
Letter Box Camp, 3600 m, September 3, 1939. One $. Closely allied to 
preceding, but obviously distinct. Unfortunately the specimen is in poor 
condition, with the abdomen missing, and must better remain undescribed. 
Isotenes mesonephela spec. nov. (figs. 85, 86, 87, 93) 
fieaog = middle, vecpihi i = a cloud 
J 21 mm. Head and thorax mouse-grey, face whitish with grey spots, 
thorax with four transversely elongate black spots. Palpus white, mixed 
