MICROLEPIDOPTERA OP NEW GUINEA 
105 
flagellum pale ochreous. Palpus pale ochreous-greyish. Thorax shining 
dark fuscous, becoming paler posteriorly, apical third yellow. Abdomen 
light ochreous-yellow, sides infuscated, venter pale ochreous. Legs shining 
pale ochreous tinged greyish; coxae strongly flattened and dilated, with 
a smooth fringe of scales; femora moderately flattened; median and 
posterior tibia and tarsus broadly banded with light violet-purple ; anterior 
tibia and tarsus short, -bristled, median tibia with strong brownish bristles 
above, tarsus thickened with dense fine appressed bristles; posterior tibia 
with long stiff ochreous bristles above, tarsus with whorls of spreading 
bristles at apices of segments, spurs short-bristled. Fore wing moderately 
broad, costa almost straight, apex pointed, not produced, termen little 
rounded, very oblique, tornus indefinite, dorsum sinuate anteriorly. 
Glossy dark fuscous-purple, base paler fuscous; a broad transverse deep 
orange-yellow band, extending along costa from before 1 / i to about 4 / s , 
along dorsum from 1 / 3 to where cilia begin, its anterior edge somewhat 
irregular, concave, slightly inwardly oblique, posterior edge more irregular, 
angularly projecting above middle, more oblique below angulation than 
above this. Cilia purplish-fuscous, becoming sordid ochreous-fuscous 
towards tips. Hind wing glossy bright orange-yellow, posterior fourth 
purple, edge of this colour concave, suffused, tolerably vertical; anterior 
half of costa as far as middle of disc glossy pale ochreous. Cilia along 
anterior half of costa pale ochreous, along posterior half and opposite 
purple apical area fuscous with pale ochreous tips, along 3 / 4 of dorsum 
deep orange-ochreous. 
Ostium small, a,n erect weak clavate plate at each side of it, bristled 
above. Limen, a small blunt rising projection, bristled at apex. Genital 
segment sclerotized. Ductus bursae long, minutely denticulate throughout, 
a small sclerotized semioval piece at entrance of bursa copulatrix which is 
ovoid, covered throughout with short round hyaline spikes. (Slide no. 
1089 D, type.) 
Bernhard Camp, 50 m, October 7, 1938. One specimen. Nearest to 
0. pyrangela Meyrick. 
Opogona melanopasta spec. nov. (figs. 822, 823) 
= dark, naorot; = strewn 
$ 13 mm. Head, scape of antenna above, palpus and thorax fuscous- 
grey, fillet below, face, scape of antenna below and flagellum glossy ochre- 
ous-whitish. Abdomen sordid whitish-ochreous. Legs whitish-ochreous, 
more or less infuscated above, except posterior leg; posterior tibia with 
sparse long hairs above, spurs slightly thickened with minute appressed 
bristles (posterior tarsi missing). Fore wing lanceolate, rather small, 
costa gently curved throughout, apex pointed, not produced, termen little 
rounded, extremely oblique, tarsus indefinite. Pale yellow, scattered with 
coarse dark fuscous scales tending to form irregular dots posteriorly; a 
