XYLORYCIIDxE. 
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and some indistinct suffusion above base of dorsum; three rather 
irregular oblique transverse dark fuscous lines, first from \ of costa 
to middle of dorsum, second from middle of costa to dorsum at -f, 
traversing darker second discal stigma, third from | of costa, 
slightly sinuate and curved round beneath to tornus ; eight blackish 
marginal dots or marks round posterior part of costa and termen : 
cilia whitish-ochreous, paler towards tips. Hindwings 3 and 4 
moderately stalked; rather dark grey; cilia light grey, round 
apex tinged ochreous-whitish* a darker subbasal shade. 
Peru, Jurimaguas, Iquitos, March ( Parish ) ; 4 ex. 
Stenoma constitnta, n. sp. 
S . 18 mm. Head white, crown light grey. Palpi white, 
second joint grey except apex. Thorax grey, shoulders white. 
Pore wings slightly narrowed posteriorly, apex rounded, termen 
somewhat obliquely rounded: 2-5 approximated, 7 to costa ; 
brownish-grey, extreme costal edge white ; some darker suffusion 
towards dorsum near base ; a slightly curved irregular darker shade 
fiom \ of costa gradually expanded to middle of dorsum, preceded 
by some irregular whitish suffusion except towards dorsum ; an 
irregular dark fuscous shade from costa beyond middle to dorsum 
at i, preceded by a white shade, and one rather sinuate from costa 
at 4- to tornus followed by a white shade, space between these 
uniformly infuscated to form a darker band ; apical area mixed 
white irroration ; eight blackish nearly connected marginal marks 
round apex and termen: cilia white. Hindwings 3 and 4 short- 
stalked, costa rather expanded on basal | and somewhat roughened 
with white scales before middle, a yellowish subcostal groove 
b< neath this; grey; cilia whitish, a greyish subbasal shade. 
Forewings beneath with long whitish expansible subdorsal hair- 
pencil from base. 
French Guiana, R. Maroni; 1 ex. 
Stenoma dissona, n. sp. 
8 . 15 mm. Head white, crown centrally suffused light grey. 
Palpi white, second joint with streak terminating in subapical ring 5 
terminal joint with base and subapical ring dark fuscous. Thorax 
dark grey, shoulders white. Forewings suboblong, apex rounded, 
termen rather obliquely rounded; 2 from near angle, 3-5 approxi¬ 
mated, 6 and 7 nearly approximated and parallel throughout; 
shining white ; a short oblique dark fuscous mark from base of 
costa, and a dark fuscous supramedian dash near base ; a blotch 
of fuscous suffusion on basal fourth of dorsum reaching half across 
the wing ; an irregular interrupted gradually expanded fuscous 
shade from 1 of costa to middle of dorsum, marked with suffused 
darker first discal stigma, and blackish elongate plical; a fuscous 
dash towards costa before middle; some fuscous sprinkling on median 
area of disc; second discal stigma moderate, subtriangular, blackish, 
an irregular fuscous sbade from middle of costa passing just beyond 
this to dorsum at broad on lower half, and a strongly curved 
