148 
MICROLEPIDOPTERA OP NEW GUINEA 
Allohermenias subpetraea spec. nov. (fig. 346) 
g 16 mm. Head dark fuscous, face whitish, rising tufts on vertex with 
pale fuscous tips. Antenna blackish. Palpus blackish, apices of median 
and terminal segments narrowly white. Thorax black mixed with whitish, 
posterior half of tegula whitish. Abdomen grey mixed with dark grey. 
Legs black, tarsi pale-ringed. Fore wing elongate, considerably dilated, 
without costal fold; costa slightly curved throughout, posterior half 
appearing prominent by roughish costal cilia; apex pointed, termen 
gently concave, considerably oblique. Dark fuscous, strewn with glossy 
whitish scales, markings blackish. Costa blackish mixed with whitish 
scales; three incomplete tolerably equidistant blackish transverse streaks: 
first inwardly oblique, beyond base, from above fold to dorsum, almost 
interrupted in fold by whitish scales; second and third streaks angulate 
above middle of disc, second streak from below costa to vein lb, third 
streak at about 3 / 6 , from costa to that vein; indication of a fourth short 
streak, vertical, halfway between second and third; a wedge-shaped, 
inwardly angulate streak on costa just beyond middle, running to middle 
of disc, on costa broader than preceding marks, almost connected with a 
moderate blackish spot just beyond lower edge of cell; this wedge-shaped 
streak obliquely extending halfway towards dorsum before tornus, with 
upper extremity excavate, connected anteriorly by a suffused blackish 
oblique line with 3 / 4 of dorsum; posterior half of costa with a longitudinal 
mark and two triangular dots, ultimate dot largest, apical; these markings 
separated and preceded by three patches of glossy white scales, each 
patch finely traversed by a black vertical strigula; posterior part of wing 
from middle of dorsum as far as lower edge of cell and from beyond cell 
to apex as far as vein 9 : denser and almost continuously scattered with 
glossy white scales ; not thus irrorated with white : a patch of ground colour 
along dorsum below the above mentioned black ovate spot, and along itudinal 
patch of ground colour from termen below apex halfway towards cell; the 
last mentioned patch bearing two blackish lines along veins, and extended 
below by a blackish interrupted streak along termen almost to tornus; 
dorsum cloudily dotted with fuscous. Cilia dark fuscous, whitish towards 
tornus ; a narrow white bar opposite upper half of termen ; basal third of 
cilia white, barred with dark fuscous. Hind wing rather light fuscous-grey, 
more tinged fuscous towards apex; cilia pale fuscous, a narrow darker 
fuscous subbasal shade. 
Tegumen moderately erect. Uncus, a minute projection. Socii large, 
rigid, clavate, porrect pads. Gnathos, a submembraneous, transverse 
band with thickened upper edge. Valva elongate, strongly constricted 
before middle, cucullus obliquely ovate, sacculus angularly projecting. 
Aedoeagus slender, curved. Anellus raised (Slide No. 857 D, type). 
Scree Valley Camp, 3800 m, September 20, 1938. One specimen. 
