xiLoiacTiDiE. 429 



i_ Stenoma submersa, n. sp. 



5 . 23 mm. Head wliitish, crown suffused with light gre}'. 

 Palpi whitish, second joint greyish except apex, with dark fuscous 

 streak on hasal half, terminal joint with base dark grey. Thorax 

 and abdomen light grey, lorewings elongate, costa anteriorly 

 moderately, posteriorly gently arched, apex rounded, termen 

 rounded, little oblique ; 2 anastomosing with 1 c ; ochreous-white, 

 dorsal half light grey ; an undefined blotch of dark fuscous suffusion 

 along basal fourth of dorsum ; a rhomboidal blotch of dark fuscous 

 suffusion on dorsum beyond middle, reaching nearly half across 

 wing; a small dark fuscous spot on end of cell, resting on dorsal 

 suffusion ; a somewhat curved dark grey shade from tornus, 

 reaching rather more than half across wing, slightly whitish- 

 edged posteriorly ; grey suffusion on termen reaching nearly to 

 apex ; some indistinct dark grey termiual dots: cilia light grey, on 

 costa and apex white, llindwings with '6 and 4 connate or short- 

 stalked, 5 ap])roximatedj^ gi'cy ; ci li a wKftish-'grey , wTtE '^"ey 

 subTJasal slTacTej'above apex white. 



JjiuTisn Guiana, Bartica, in Pebruary (^Parish) ; one specimen. 



Stenoma tectoria, n. sp. 



$ . 32-33 mm. Head while. Palpi white, second joint with 

 suffused dark fuscous streak on basal half, base of terminal joint 

 dark fuscous. Thorax pale grey. Abdomen light grej', apex 

 ochreous- whitish. Porewiugs elongate, costa anteriorly moderately, 

 posteriorly slightly arched, apex rounded, termen rounded, hardly 

 oblique ; 2 separate ; ochreous-whitish ; dorsal |- pale oehreous- 

 grey ; a trapezoidal blotch of dark grey suffusion on dorsum 

 about I, not reaching half across wing : cilia ochreous-white. Hind- 

 wings with 3 and 4 connate, 4 aptToximated.;. grey ; cilia ochreous- 

 whitish, with grey basal line disappearing round apex. 



British Guiana, Bartica, in January' and February (Parish); 

 two specimens. 



Stenoma arachnia, n, sp. 



2 . 24 mm. Head and thorax white. Palpi white, second 

 joint with dark fuscous streak on basal |, base of terminal joint 

 dark fuscous. Abdomen whitish. Forewings elongate, much 

 dilated posteriorly, costa very strongly arched and rounded off 

 posteriorly so that the rounded apex appears to be on vein 5, 

 termen rounded, little oblique ; 2 almost anastomosing with 1 c ; 

 white ; all veins marked with streaks of fuscous suffusion ; dark 

 fuscous dots on termen between veins: cilia white (imperfect). 

 Hindwings and cilia whitish ; 3 and 4 sho rt-stalked, 5 approxi- . 

 mate d. 



Bkitish Guiaxa, Bartica, in December (Parish); one specimen. 



Stenoma jucunda, n. sp. 

 S 2' 18-10 mm. Head and palpi fuscous, face in $ whitish. 

 Autennal ciliations of d" 2|. Thorax light brownish-ochreoas, 



