MICROLEPT DO PTERA OF NEW GUINEA 
51 
Top Camp. 2100 m, January 22, 1939 (holotype). Lake Habbema, 
3250 — 3300 m, July 1, 1938 (allotype). Two specimens. Allied to preceding, 
and forming a connection with the following genus. 
Chionothremma gen. nov. (fig. 35) 
■/idiv — snow, figepfia — a child 
Head with appressed scales, sometimes closely appressed, but never as 
smooth as in the preceding genus, face covered with short, rather smooth 
scales. Ocelli present, posterior, sometimes inferior. Proboscis developed. 
Antenna in male moderately, in female minutely ciliated, scape moderate. 
Palpus moderate, subascending, median segment clothed with roughly 
appressed scales throughout, moderately or strongly dilated with roughly 
projecting scales to wards apex above and beneath, terminal segment short, 
subacute, often partly concealed. Fore wing smoothly scaled, with a 
moderate costal fold in male, often silvery-white, with limited apical and 
terminal black markings. Cell narrowed posteriorly, 2 from 1 / 2 — 2 / 3 , 3 from 
Fig. 35: Chionothremma placida gen. nov., spec, nov., wing neuration female, head 
male and female andventral aspect of anal segments with ovipositor and 
corethrogyne in female. 
angle, 4 remote, considerably approximated to 5 at base, 6 remote, parallel, 
7 separate, to termen. Hind wing without cubital pecten, 2 from beyond 
x / 2 — 2 / a , 3 and 4 approximated or connate from angle, 5 closely approxi- 
mated at base, 6 and 7 approximated towards base, connate or short- 
stalked. Abdomen with a large anal tuft in male, with a large ventro- 
lateral corethrogyne in female. Genitalia in male somew r hat less complicated 
but of the same type as in the preceding genus, in female very much like 
those in Zacorisca. 
Genotype Chionothremma placida spec, nov., male, female. 
Closely allied to Zacorisca , and showing the same high specialisation, 
