LYONETIADiE. 
9 
Decadarchis lieterostoma, n. sp. 
c? $ • 13-16 mm. Head white. Palpi white, B broadly flattened 
transversely, smooth-scaled, appressed to face, tinged yellowish 
anteriorly, with a few black scales, 5 tufted anteriorly with long 
dense projecting hairs, basal area blackish. Thorax white, edge of 
shoulder black. Forewings elongate, costa gently arched, apex 
pointed, shortly upturned, termen extremely oblique ; ochreous- 
white ; markings grey irregularly suffused black ; a spot on base of 
costa, with acute subcostal projection ; a thick irregular streak 
from costa at 1 obliquely to middle of disc and thence below 
middle to apex of wing, with two acute projections anteriorly, and 
a prominence above at | of wing ; some blackish scales on costal 
edge about |, and along termen : cilia white, a median line of grey 
points, at apex a blackish bar. ITindwings 5 and 6 stalked ; grey ; 
cilia whitish. 
China, Shanghai (P. Savio ) ; 2 ex. (Coll. Joannis). Allied to 
Imienodes (Borneo) and gephyrias (Ceylon). 
Decadarchis monstruosa, n. sp. 
S . 17-19 mm. Head fuscous. Palpi fuscous, second joint 
clothed with long dense rough projecting hairscales anteriorly, 
terminal joint dark fuscous, tip whitish. Thorax fuscous sprinkled 
whitish and dark fuscous. Forewings elongate, pointed, apical 
fourth strongly recurved so that the glossy pale grey undersurface 
of apex is exposed above, surrounded by dense roughly raised 
mottled dark fuscous and ochreous-whitish cilia ; whitish-ochreous 
or whitish irrorated brown, scattered dark fuscous scales ; a spot 
of white suffusion in disc before middle, preceded by a slightly 
curved dark fuscous ridge-tuft; towards termen in middle a group 
of small tufts partly white at base and tipped dark fuscous ; a dark 
fuscous elongate mark on costa before middle ; some leaden-grey 
spots towards tornus ; a white blotch occupying lower | of apical 
area but concealed by the recurving. Hindwings brassy-grey ; an 
elongate-oval hyaline space beneath cell at base; cilia 3 -ellow- 
whitish or pale yellowish, round apex with three suffused dark 
fuscous shades. 
British New Guinea, Hydrographer Mts., 2500 feet (. Eichhorn ); 
1 ex. (Coll. Paravicini). 
Decadarchis sisyranthes, n. sp. 
5 • 1 (> mm. Head white. Palpi yellowish, terminal joint and 
long rough hairs of second white. Thorax white, tegulse suffused 
light yellowish. Forewings white, irregularly mixed light ochreous- 
yellow suffusion; a rather broad streak of grey suffusion along 
basal third of costa ; along basal J- of dorsum a band of erect rough 
white scales tipped dark fuscous speckling ; an irregular interrupted 
streak of ochreous-yellow suffusion along fold; some irregular 
