Descriptions of Pterophoride and Orneodide. 475 
ments very slender, tornus almost obsolete ; brown irrorated with 
white, strewn throughout with small white spots or bars, basal 2 
more or less wholly suffused with white ; costa more or less irrorated 
with black, more broadly posteriorly ; a blackish dot in disc at $; a 
small black spot on base of lower margin of first segment, and a black 
dot below base of cleft; white patches on costa at middle and 4 of 
first segment, separated by a blackish patch, and a corresponding 
blackish patch on second segment: cilia white, irregularly barred 
with pale ochreous, with scattered black scales, at tornus with a 
grey bar mixed with stronger black scales. Hind-wings cleft firstly 
from 4, secondly from near base, segments linear; grey-whitish 
irrorated with dark fuscous ; cilia grey with irregular whitish patches, 
apex of each segment with a small black scale-projection, third seg- 
ment with a large triangular black dorsal scale-projection at 3. 
AssAM (Khasi Hills), in October and November ; two 
specimens. 
Tetraschalis ochrias, n. sp. 
¢. 21-22 mm. Head and thorax pale ochreous sprinkled with 
whitish, crown sprinkled with grey, face irrorated with blackish. 
Palpi whitish, second joint with a streak of blackish irroration, ter- 
minal joint banded with blackish irroration. Antennz ochreous- 
whitish with a dark fuscous line. Abdomen whitish streaked with 
dark fuscous irroration. Legs whitish lined with blackish, posterior 
pair banded with fuscous. Fore-wings cleft from before middle, 
segments very slender, apex of second long-produced, subfalcate, very 
acute ; echreous-whitish, irregularly tinged and sprinkled or suffused 
with brownish ; some dark fuscous irroration towards dorsum ante- 
riorly ; adark fuscous dot beneath costa near base, and another at + ; 
an oblique blackish mark at base of cleft ; blackish marks on costal 
edge before and beyond middle of first segment ; a dark fuscous dash 
on first segment at about 3, followed by a white bar ; posterior half 
of second segment mostly suffused with blackish : cilia ochreous- 
whitish, on lower margin of first segment with some scattered black 
scales, a grey posterior patch, and a black subapical scale-tooth, on 
upper margin of second segment mostly suffused with grey, with 
scattered black scales, on dorsum with grey patches towards middle 
of wing and before tornus, between these mixed with black scales, 
with a black scale-projection at tornus and a small one at apex. 
Hind-wings cleft firstly from #, secondly from near base, segments 
linear ; dark grey, first and second segments sometimes partially 
suffused with whitish ; cilia grey, on costa with a whitish patch 
