i 



XYLORTOTIDa;. 513 



Stenoma obtusa, n. sp. 



(^ . 19 mm. Head white. Palpi white, second joint with dark 

 fuscous streak on basal |, terminal joint with apex obtuse, thickened 

 with scales and bent out laterally, suffused with dark grey except 

 submedian band. Antennal stalk with slight swelling near base, 

 ciliations 2|. Thorax white tinged with grey except on margins, 

 beneath with an expansible whitish hairpencil directed forwards 

 from below base of hindwings. Abdomen light grey, anal tuft 

 whitish. Forewings elongate, rather narrow, costa anteriorly 

 gently, posteriorly slightly arched, apex rounded, termen rounded, 

 somewhat oblique ; 2 and 3 coincident ; white tinged with violet- 

 fuscous; markings dark fuscous; a suffused streak from base just 

 beneath costa to ^ of dorsum ; an irregular line from towards costa 

 at ^ to middle of dorsum ; a somewhat irregular line from beyond 

 middle of costa to | of dorsum ; a rather curved line from | of 

 costa to tornus, space between this and preceding greyer on dorsal 

 half; six marginal dots round apex and termen: cilia white, on 

 tornus infuscated. Hindwings with 3 and 4 short-stalked ; light 

 grey, suffused with whitish towards base ; costa slightly expanded 

 and fringed with rough projecting whitish hairscales from base 

 to I ; vein 8 suffused with yellowish from base to middle ; cilia 

 white, basal fourth light grey. 



Feench Guiana, St. Jean, E. Maroni, in July; one specimen. 

 Specially distinguished by the modification of palpi and antennae. 



Stenoma diacta, n. sp. 

 S . 17 mm. Head white. Palpi white, second joint dark 

 fuscous except towards apex, terminal joint with base and some 

 Bubapical suffusion dark fuscous. Antennal ciliations 2. Thorax 

 violet- whitish. Abdomen ochreous- whitish, with ochreous-whitish 

 lateral hairpencil from base lying in a groove. Forewings elongate, 

 costa moderately arched, apex rounded, termen rounded, little 

 oblique; 2 separate, closely approximated to Ic; white, faintly 

 fuscous-tinged on dorsal area ; markings dark fuscous ; a streak 

 from extreme base of costa to i of dorsum ; first discal and plical 

 stigmata moderate, plical posterior, connected with dorsum before 

 middle by some fuscous suffusion ; a cloudy line from costa before 

 middle to |- of dorsum, widely interrupted beneath costa, marked 

 with a stronger dot in disc, expanded into a suff'used spot towards 

 dorsum ; a curved line from | of costa to tornus, somewhat 

 sinuate inwards toward costa ; eight marginal dots round apex 

 and termen : cilia white. Hindwings and cilia whitish ; 3 and 4 

 short- stalked. 



French Guiana, R. Maroni; one specimen. Allied to iepJiro- ' 

 desma. 



Stenoma sequahilis, n. sp. 



c? 2 • 23-24 mm. Head white, crown more or less tinged 

 with grey. Palpi white, second joint with dark fuscous streak on 



VOL. I.— ^jt^nnoie. 2l 



