MicTO-Lepidoptera from Bolivia and Peru. 41 



line ; a large white patch at apex, and two suffused white spots on 

 lower part of termen. 



Bolivia, Songo ; three specimens. 



Brenthia hexaseUna, n. sp. 

 ^^. 11-12 mm. Head, thorax, and abdomen dark bronzy- 

 fuscous, sides of face and posterior margin of eyes white, patagia 

 with two fine white lines, abdomen white beneath. Palpi white, 

 second joint short, with dark grey projecting scales towards base and 

 a dark grey subapical ring, terminal joint longer, with black anterior 

 line. Antennae blackish dotted with white. Fore-wings elongate- 

 triangular, costa gently arched, apex obtuse, termen rather obliquely 

 rounded ; blackish-fuscous ; two short oblique streaks from costa 

 towards base, a short median streak from base, and a subdoi-sal mark 

 beneath it light metallic-green-blue ; a white transverse spot on 

 middle of dorsum, reaching nearly half across wing, connected with 

 costa by a direct violet-blue-metallic streak ; a transverse-oval white 

 spot in disc at f ; a somewhat curved violet-blue-metallic streak 

 from costa about f almost to tornus ; a marginal violet-blue-metallic 

 streak round apex : cilia fuscous with a dark fuscous line, at apex 

 with a white patch. Hind-wings blackish-fuscous ; an oval white 

 spot in middle of disc ; a triangular white spot on costa at | ; a violet- 

 metallic subterminal streak almost reaching costa but not nearly to 

 tornus ; between this and termen a shorter fuscous-whitish streak 

 whose extremities touch termen ; cilia dark fuscous, with a white 

 patch at apex, and two broad oblique white bars on upper part of 

 termen. 



Bolivia, Songo ; four specimens. 



Brenthia logisiis, n. sp. 

 $ . 9 mm. Head fuscous, lower part of face suffused with whitish. 

 Palpi whitish, second joint with two dark grey rings, base and anterior 

 edge of terminal joint dark grey. Antennae blackish dotted with 

 white. Thorax fuscous, with a fine white line on each side of back. 

 Abdomen dark fuscous, segments 3 and 5 with fine whitish marginal 

 rings, beneath ventrally suffused with white. Fore-wings elongate- 

 triangular, costa slightly arched, apex rounded, termen slightly 

 rounded, little oblique ; dark fuscous, somewhat lighter towards 

 base ; an undefined fascia of whitish irroration towards base ; 

 irregular undefined fasciae of whitish irroration before and beyond 

 middle, first straight, second curved on upper half, its costal fourth 

 replaced by violet-blue-metallic sj^ecks; between these is a trans- 

 verse-oval spot in disc above middle outlined with white ; a small 



