MICROLEPIDOPTERA OF STEW GUINEA 
83 
grey spots, edged with black below, lower spot slightly oblique, continued 
by a faint light fuscous-greyish curved fascia with tornus; parallel to this 
fascia run about three irregular, ill-defined oblique series of fuscous and 
blackish dots posteriorly; two rounded dark fuscous-grey dots on costa 
before apex. Cilia white, costal and apical cilia with broad dark fuscous- 
grey blotches, terminal cilia with a median row of fuscous points. Hind 
wing whitish, faintly dotted with grey before apex, apical edge slightly 
suffused with greyish, cilia white, an oblique suffused median mark 
opposite apex. 
Limen rectangular, in middle membraneous, dilated, projecting below'. 
Colliculum moderate, dilated below. Cestum narrow, moderately long, 
with one torsion, end slightly rounded, terminal plate rounded-triangular, 
moderately broad. Signum slender, curved, serrate. Corethrogyne scales 
linear, moderately narrow, base truncate, top gradually narrowed, with a 
projection (Slide No. 386 D). 
Lake Habbema, 3250 — 3300 m, end July — end August, 1938. One 
specimen. 
Isotenes pudens spec. nov. (figs. 92, 120, 121, 122) 
$ 18 — 19 mm. Head white, vertex fuscous-fulvous, collar fuscous, 
middle of face slightly suffused with fuscous. Palpus white, median 
segment towards base and apex mixed with white, dorsal fringe white, 
terminal segment slightly mixed with white. Thorax (damaged) light 
greyish-fuscous mixed with fulvous, tegula white posteriorly. Abdomen 
greyish -whitish, a dark grey spot in middle above, anal tuft pale ochreous. 
Legs white, anterior dark grey above, light-ringed. Fore wing elongate- 
subovate, much narrowed towards base; costal fold to 2 / 5 , rather broad, 
ciliated, broadest in middle ; costa gradually considerably curved anteriorly, 
scarcely so posteriorly, apex subacute, termen slightly concave above, 
little rounded beneath, moderately oblique. White, slightly irrorated with 
dark fuscous, markings blackish-fuscous and fuscous-grey, along costal 
edge tinged fulvous. A suffused light fuscous streak along basal half of 
costal fold, an outwardly angulate blackish streak below this from just 
above fold to before x / s of dorsum; central fascia conspicuous, blackish- 
fuscous, slightly suffused with grey on costa, from 2 / 5 of costa to 2 / 3 of 
dorsum, rather broad on costa, abruptly constricted, excavate posteriorly 
above middle of disc, lower part somewhat narrower, slightly suffused 
posteriorly, connected by a fuscous suffusion along dorsum with basal 
mark and almost with tornus; costal patch narrow, elongate-triangular, 
extending along costa from before 3 / 5 to shortly before apex, greyish, edge 
dotted with fuscous-brown, three dark brownish-fuscous dots along costa., 
subterminal area with indistinct transverse rows of dark grey interneura.l 
dots: two oblique rows, running from tornus to below top of costal patch, 
and from middle of termen to middle of its posterior edge, respectively ; third 
row vertical, from middle of termen to costa before apex ; a dark fuscous 
