MICROLEPIDOPTERA OF NEW GUINEA 
79 
shortly ciliated, scape moderate, slightly thickened at base. Palpus rather 
long, especially in female, porrect, median segment .somewhat sinuate, 
considerably dilated towards apex by long, projecting rough scales above 
and beneath, almost always with an oblique longitudinal lateral dark 
stieak, terminal segment short and partly concealed in male, moderately 
long in female, subobtuse, slightly drooping. Proboscis short. Thorax 
smooth, in female with an indication of a small posterior crest. Patagium 
rounded, short. Legs smooth, hind tibia with long, appressed hairs. 
Abdomen with a moderate or large anal tuft in male, with a very large 
corethrogyne in female, fore wing elongate, with costal fold in male, 
narrowed towards base, vein 2 from middle, vein 3 from angle, 4 remote, 
more or less approximated to 5 at base, sometimes connate, 7 to termen ; 
Fig. 91: Isotenes melanodera Metrics, female, wing neuration and head (above); 
I. crobylota (Meyrick), male, head (below). 
discal cell long, narrow, curved posteriorly. Hind wing with vein 2 from 
beyond middle, 3 — 4 connate or rather remote, 4 — 5 almost connate or 
remote, mostly 3 — 5 remote, 6 and 7 closely approximated towards base 
seldom shortly stalked. 
Tegumen moderately broad, dilated. Uncus narrower, with rounded 
top. Socius a series or a patch of fine sparse bristles at base of gnathos. 
Gnathos curved, strong with moderately broad arms, hook short, subacute. 
Tran sti 11a at each side with a long, slender, somewhat curved strongly 
dentate projection, obliterate in middle, transtilla knob like one present 
in Zarorisca and Chionothremma, is absent here. Peniculus clavate, bristled 
throughout and not only on top, as in both mentioned genera. Juxta 
concave, with posterior edge indent. Vinculum mostly indent below. 
