464 
EXOTIC MICROLETIDOPTERA. 
Asymplecta circumflua Meyr. 
Java, Telawa, bred August from larva mining leaf of Sterculia sp. 
(Dr. L. G. E. Kalslioven )„ 
Decadarchis ophiocypha, n. sp. 
2 . 14 mm. Head light brownish, face whitish. Palpi whitish, 
partially tinged ferruginous, extreme tip sprinkled blackish. Thorax 
light ferruginous streaked whitish suffusion. Pore wings ferruginous- 
brownish, partially and irregularly suffused white, costal edge white, 
a white streak beneath edge on basal | and an oval spot on costa 
somewhat beyond middle, from between these a very oblique line of 
dark fuscous irroration runs to costa near apex, above this three 
short interneural white streaks ; from beneath middle of wing a 
bisinuate streak of dark fuscous irroration to apex ; dorsal area 
anteriorly ver} 7 obliquely streaked lighter and darker : cilia w 7 hitish, 
on termen some dark fuscous sprinkling. Hindwings grey-whitish, 
greyer towards apex; cilia whitish. 
Hew GfuiNEA, Manus, bred April from larva on young leaves of 
Cocos nucifera (A 7 . E. H. Caldwell) ; 1 ex. (Brit. Mus.). 
X YLOE Y CTI DiE. 
DELORYCTIS, n. g. 
Head with appressed scales; ocelli inferior; tongue developed. 
Antennae §, dentate, moderately ciliated, scape moderate, 
without pecten. Labial palpi long, recurved, second joint with 
appressed scales, terminal joint as long as second, moderate, 
pointed. Maxillary palpi rudimentary. Hind tibiae loosely haired 
above. Porewings 16 furcate, 2 from towards angle, 7 and 8 
stalked, 7 to termen, 9 absent, 11 from middle. Hindwings 1, 
trapezoidal-ovate, cilia ^ ; 2 from 3 and 4 stalked from angle, 5 
parallel, 6 and 7 rather approximated towards base. 
In one forewing of one sjiecimen by a curious deformity 16 is 
narrowly furcate towards apex, 3 and 4 out of 5. 
Deloryctis corticivora, n. sp. 
3 2 • 12-15 mm. Head, palpi, thorax white. Porewings 
moderate, somewhat dilated, costa gently arched, apex obtuse, 
termen slightly rounded, rather oblique; snow-white; a large 
rounded dark fuscous patch extending from middle of dorsum over 
posterior half of wing but not reaching costa and leaving an 
irregular white terminal line to tornus : cilia white, dark fuscous 
median and apical shades, less developed in 2 • Hindwings grev- 
whitish, an apical blotch of light grey suffusion ; cilia white, some 
greyish suffusion round apex. 
