GLYPHIPTEEYGIDJE. 
301 
these mostly edged dark scales posteriorly ; a more or less distinct 
whitish streak across tuft before cleft and obliquely outwards to 
costa; terminal area more or less suffused dark, sometimes a dark 
median longitudinal streak on first segment: cilia whitish- 
ochreous, on termen a fuscous subbasal shade. Hindwings grey; 
cilia pale greyish. 
Costa Rica, Palo Verde (5250 feet), Vulkan Irazu (4000 feet.); 
3 ex. Allied to aethes from Mexico, but remarkable for the still 
more‘developed tufts of scales on forewings. 
Stenoptilia melanoloncha, n. sp. 
cf. 24 mm. Head light brownish, sides whitish. Palpi 2|, 
light brownish, upper edge white. Thorax light brownish. Pore- 
wings cleft to §, first segment pointed, second as broad, slightly 
dilated posteriorly, termen straight, very oblique; brownish, some 
scattered whitish scales along middle of disc; a subdorsal line of 
dark fuscous scales towards base ; a blackish dot just before lower 
angle of cleft; a blackish subcostal streak attenuated anteriorly, 
from about ^ extending close above lower margin of first segment 
to apex : cilia fuscous, within cleft white on basal half. Hind- 
wings and cilia grey. 
Kenya Colony, Mt. Kenya, 10,000 feet, bamboo forest, February 
(H. Wilkinson) ; 2 ex. Type Brit. Mus. 
Stenoptilia suprema, n. sp. 
<4 . 26 mm. Head, palpi whitish-grey. Forewings cleft to J, 
first segment rather narrow, pointed, second somewhat broader, 
termen very oblique; fuscous obscurely sprinkled whitish, an 
ochreous dorsal streak almost to tornus ; a small cloudy darker 
fuscous spot on lower angle of cell; a slender black longitudinal 
median streak in first segment, not reaching base or apex: cilia 
greyish, on lower margin of first segment basal half white from 
middle to apex, forming a white bar at apex, on second segment 
basal half white on upper margin and termen. Hindwings grey ; 
cilia grey, on costa towards apex tipped white. 
Colombia, Mt. Tolima, 15,200 feet; 1 ex. Hear tenuis Feld. 
(= gilvidovsis Zell.), but distinguished by entire absence of terminal 
dots, and evenly pointed first lobe of f'orewings. No other Micro- 
Le'pidoptera taken at so great an elevation have ever come to my 
notice. 
GLYPHIPTERYGIDiE. 
Xrianassa alcyonopa, n. sp. 
$. 15 mm. Head, palpi, thorax fuscous with pale green-blue 
reflections. Forewings termen rather strongly sinuate beneath 
obtuse apex;, bowed, somewhat oblique; dark fuscous, dorsal area 
to above middle light purple extending to costa towards base, 
suffused pale green except posteriorly; two parallel somewhat 
