422 EXOTIC MICROLEriDOrTEEA. 



wliitish-yclbwish, becoming whitish round dorsum. Hindwings 

 in c? beneath with strong ridge of raised whitish scales along 

 vein 1 6. 



Eritisu GuiAisTA, Barlica. in January and Pcbruary (Pca-lsh) ; 

 Dutch Guiana; four specimens, 



Stenoma nycteropa, n. sp. 



2 . 14-15 mm. Head, thorax, and abdomen dark fuscous, face 

 white. Palpi white, longitudinally streaked with dark fuscous. 

 Forewings elongate, rather narrow, costa anteriorly moderately, 

 posteriorly slightly arched, apex rounded, termen rounded, hardly 

 oblique; 2 anastomosing with Ic; dark fuscous; veins towards 

 costa slightly indicated with whitish ; extreme costal edge whitish 

 from 5 onwards ; an indistinct whitish praemarginal line round 

 apex and termen: cilia ochreous-brown. Hindwings with 3 and 

 js talked. 5 approximated ] dark fuscous ; cilia fuscous, darker 

 towards base, sometimes suffused with ochreous round apex. 



BiiiTisn GuiAisTA, Bartica and Mallali, in December and March 

 (Pdrisli); two specimens. 



Stenoma impedita, n. sp. 



5 . 19 ram. Head white, crown tinged with pale ochreous. 

 Palpi whitish. Thorax light fuscous, shoulders whitish. Abdo- 

 men ochreous-whitish. Forewings elongate, rather narrow, costa 

 anteriorly moderately, then slightly arched, apex rounded, termen 

 rounded, little oblique ; 2 separate ; white ; a fuscous longitudinal 

 line from base of costa to 4- of disc ; some light fuscous suffusion 

 towards base of dorsum ; a dark fuscous dot in disc at | ; three 

 dark fuscous transverse lines, first from i of costa to 4 of dorsum, 

 inLerrupted in disc, thickened on dorsal half and followed by a 

 (|uadrate dorsal patch of pale fuscous suffusion, second from before 

 middle of costa to | of dorsum, indisiinct in disc but marked with 

 a small dark fuscous discal spot, third from | of costa to tornus, 

 strong, somewhat sinuate in middle and curved outwards on lower 

 half, si)ace between second and third fuscous on dorsal half, darkest 

 anteriorly, with an elongate fuscous spot above it in disc ; six large 

 blackisli marginal dots connected with fuscous round apex and 

 termen : cilia white, with very faint fuscous-tinged median shade. 

 Hindwings with 3 and 4 conn ate, 5 approximated: pale grey ; 

 apical margin suffused with dark fuscous ; cilia Avhite. 



Peru, Paoaya, in June {Moanseij) ; one specimen. 



Stenoma niicrotypa, n. sp. 



J' 2 . 14-15 mm. Head fuscous, face ochreous-whitish. Palpi 

 white, second joint with a dark fuscous streak from base termi- 

 nating in a supramedian ring, and a subapical ring, terminal joint 

 with base and anterior supramedian streak dark fuscous. Antennal 

 ciliations of c? fo- Thorax dark fuscous. Abdomen grey. Fore- 

 Avings elongate, rather narrow, costa anteriorly gently arched, ilien 



