MICROLEPIDOPTERA OF NEW GUINEA 
147 
line, basal half scattered with dark fuscous scales. Hind wing whitish, 
suffused with greyish towards apex; cilia whitish-grey with paler basal line. 
Ostium small. Limen, a small semiovate plate. Ductus bursae and bursa 
copulatrix simple. (Slide No. 863 D, holotype). 
Lake Habbema, 3250—3300 m, August 10, 1938, August 19, 1938 
(holotype). Two specimens. 
Actenoptila eustales spec. nov. (fig. 545) 
evarab'ig = lovely 
% 
5 18 mm. Head and thorax shining white, the latter tinged coppery- 
yellowish. Antenna whitish, ringed with fuscous. Palpus fuscous-blackish, 
inner side white, upper edge of median segment, and terminal segment 
except a basal ring, white. Abdomen whitish-greyish, anal tuft with a 
blackish basal ring, which is open above. Legs black, articulations white- 
ringed. Fore wing elongate, dilated, costa moderately curved towards 
extremities, straight in middle; apex pointed, termen gently sinuate, 
considerably oblique. Shining white, slightly partially suffused with pale 
yellowish-coppery. Basal patch moderate, olive-tawny with strong coppery 
shine, costal half suffused with greyish-fuscous: edge with upper half 
convex, lower half concave, becoming indefinite towards dorsum; a large 
elongate-subtrapezoid fuscous-black spot, occupying almost middle half 
of costa, with anterior edge obliquely rounded with an angulation below 
costa and one above fold; lower edge of this spot ill-defined, mixed with 
white, reaching to fold, suffused with pale yellowish-coppery; posterior 
edge of spot obliquely concave, running along end of cell, produced along 
costa; this spot sparsely irrorated with fine whitish scales, almost traversed 
by a pale yellowish-coppery streak along vein 11, and bearing three small 
longitudinal whitish streaks along costal edge which become shorter and 
more distinct posteriorly; a subtriangular fuscous patch on 1 / 3 of dorsum, 
above produced into two curved horns, touching costal spot above fold; 
a curved dentiform black mark on dorsum before end of fold, followed 
by two small oblique black streaks above dorsum, posterior one minute; 
posterior half of wing occupied by a tawny-olive coppery shining patch, 
marked on costa with two black dots, separated by a white dot; this 
patch is edged anteriorly by an inwardly convex blackish streak, concave 
in middle of disc, ending in tornus; apex glossy white, continued by a 
glossy white streak along termen, which is narrowed below, almost 
interrupted by blackish-fuscous dots on terminations of veins from below 
apex to tornus. Cilia dull whitish-oohreous, faintly suffused in middle with 
olive-yellowisli. Hind wing glossy whitish, tinged pale yellowish; cilia 
dull yellowish-whitish. 
Ostium with a longitudinal ventral split, a pointed long rising blade at 
each side and a blunt dorsal projection, ending in a long filament, folded 
downward. Limen forming a broad punctulate transverse fold. Ductus 
