South American Micro-Lejndojitera. 83 



grey, posterior extremity blue-tinged. Forewings narrow, costa 

 slightly sinuate, apex obtuse, termen obliquely rounded; dark 

 violet-grey; markings suffused, blackish; a narrow basal fascia; 

 a somewhat curved fascia at I ; a rather curved fascia from ^ of 

 costa to middle of dorsum, indistinct towards margms; a broad 

 streak from disc at f to termen beneath apex : cilia bluish-grey. 

 Hindwings dark fuscous, in c? basal half white, edge suffused, u-regu- 

 lar; cilia whitish- blue-grey, a darker basal line. 



Brazil, Parintins, in October; three specimens. Very 

 near cassidata (of which both sexes were obtained at Para), 

 but in that species the antennae are pale yellow-ochreous 

 above on basal half, grey-whitish beyond, the posterior 

 discal streak runs to apex, and the hindwings are not white 



mc^. 



Compsolechia quadrifascia Walk. 



Very similar to ferreaia Meyr., but constantly distinguished 

 by the presence of a patch of white suffusion on lower 

 surface of hindwings beyond middle of costa. 



Compsolechia mesodelta, n. sp, 



(^$. 10-11 mm. Head, thorax grey, eyes crimson. Palpi 

 whitish, second joint obscurely speckled grey, terminal joint anteriorly 

 grey. Forewings narrow at base, posteriorly dUated, costa faintly 

 sinuate, somewhat bent at 4, apex obtuse, termen rounded, rather 

 oblique ; grey with famt greenish tmge, sometimes whitish- sprinkled ; 

 a triangular blackish blotch on middle of costa reaching half across 

 wing ; a faint pale somewhat ii-regular line from i of costa to tornus, 

 costal and termmal area beyond this suffused blackish, in the whitish- 

 sprinkled example a terminal line of whitish iiroration : cUia dark 

 grey. Hindwings dark fuscous ; cilia dark grey. 



Brazil, Teffe, in December and January ; two specimens. 



Compsolechia argyracma, n. sp. 



(J. 11 mm. Head, thorax shining dark blue-fuscous. Palpi 

 ferruginous-ochreous. Abdomen dark fuscous, a silvery spot on 

 segment 1 and basal bar on 2, ventral surface ochreous-whitish. 

 Forewings rather narrow, somewhat dilated, apex slightly produced, 

 obtuse-pointed, somewhat bent down, termen very obliquely rounded ; 

 dark bronzy- fuscous ; base and more than dorsal half suffused 

 violet-blue, an ia-reg-ular oblique blue streak from costa at J running 



