MICROLEPIDOPTERA OF NEW GUINEA 
93 
short, white with a dark brown lateral spot, fringe mixed with brown 
scales, terminal segment except tip suffused with fuscous. Antenna fuscous, 
flagellum towards base finely ringed with white, scape white with a grey 
longitudinal streak above. Thorax white, roughish posteriorly, tinged 
pale fuscous-ferruginous along anterior edge and in middle. Legs white, 
anterior infuscated. Abdomen whitish, anal tuft pale ochreous. Fore wing 
elongate-truncate, abruptly narrowed towards base, not dilated posteri- 
orly. White, irrorated with pale grey, less so in middle of disc, markings 
dark fuscous-grey and ferruginous. A small dot on costa beyond base and 
a moderate, oblique wedge-shaped transverse mark at 1 / 6 , reaching to 
fold: deep ferruginous; transverse fascia indicated by an erect triangular 
ill-defined light greyish suffused spot at costa before middle, edged 
anteriorly (less distinctly posteriorly) by oblique rows of black points; 
costal patch at 3 / 4 , formed by two slightly erect dark fuscous costal dots 
and one erect larger light ferruginous dot below and between those; one 
moderate and one small dark fuscous dot on costa before apex ; an irregular 
ferruginous suffusion, spotted with dark fuscous and whitish, running fom 
beyond base to 3 / s of dorsum, hardly reaching to middle of disc, upper 
edge emarginate, posterior rounded ; a small blackish dot in middle of disc 
beyond base, another less distinct dot on top of wedge-shaped streak, 
and a horizontal series of some black dots in middle of disc, last one on 
lower angle of cell : a moderate slightly outwardly oblique transverse dark 
grey blotch in torn us, somewhat clavate above, not reaching halfway across 
wing, a curved short blackish streak from lower third of termen, reaching 
obliquely halfway towards cell ; a cloudy preterminal black dot below apex ; 
terminal edge suffused with fuscous-greyish. Cilia white, costal and apical 
Fig. 111a: Male genitalia of Isotencs 
rhodosphen spec. nov. 
