43 EXOTIC jiicitoL]!;riDorTKiiA. 



tufts about ^, upper sliolitly posterior, one in disc at |, and 

 one dorsal considerably before this but nearer to it than to sub- 

 dorsal ; an indistinct somewhat angulated fine ocbreous-whitish 

 transverse line at .f, aidcal area beyond this sufi'iised with pale 

 ochreous or whitish-ochroous, traversed by a slender leaden-metallic 

 subcostal line, beneath which is a black dot towards apex : cilia 

 p,-rey, round apex and on costa whitish-ochreous on basal half, with 

 four dark grey oblique bars on costa and ono beneath apex. Hind- 

 wings dark fuscous; <!ilia grey. 



British Guiana, Jiartica, in February (ParisJi) • one specimen. 



y 



Stilbosis devoluta, n, sp, 



5. 11 mm. Head ochreous-whitish, crown suffiisedly spotted 

 with grey. Palpi ochreous-wliitish, second joint expanded with 

 scales towards apex, externally closely irrorated with blackish. 

 Thorax dark fuscous, on posterior half margined with white. 

 Abdomen dark grey. Forewings elongate-lanceolate, apex some- 

 what produced, acute ; 9 out of 6 : ratlier dark purplish-fuscous ; 

 an oblique suffused wdiitish line beneath costa towards base; dorsal 

 e<lge whitish towards base; large fuscous whitish-sprinkled sub- 

 costal and subdorsal tufts before middle of wing, centrally mixed 

 with black, upper slightly posterior, another tuft in disc at |, and 

 one slightly smaller on dorsum nearer to subdorsal tuft than to 

 discal ; a short tine whitish dash above discal tuft ; a fine whitish 

 transverse line at |, acutely angulated in disc : a black dot beyond 

 angle of this : cilia grey, beneath apical portion of wing tinged 

 with ochreous and above with three indistinct oblique whitish 

 striguke. Hindwings dark grey ; cilia grey. 



British Guiana, Mallali, in March (ParisJi) ; one specimen. 



Stilbosis hypanthes, n. sp. 



2 . 13 mm. Head brown, face pale ochreous. Palpi whitish- 

 ochreous, second joint sprinkled with fuscous, shortly tufted 

 beneath. Thorax whitish-ochreous, shoulders with a fuscous 

 blotch. Abdomen dark grey. Forewings elongate-lanceolate ; 

 9 separate ; dark brown ; a moderate irregular whitish-ochreous 

 streak along dorsum from base to beyond middle of wing ; large 

 subcostal and subdorsal tufts centrally mixed with black before 

 middle of wing, upper slightly i^ostcrior, and another in disc at |; 

 a whitish-ochreous dorsal tuft near beyond subdorsal ; a whitish 

 dash running from upper end of discal tuft into angle of subter- 

 rainal line; a transverse white line at |, acutely angulated in disc, 

 followed on lower portion by a silvery-leaden spot and beneath 

 angle by a black dot : cilia grey, above apex with three very indis- 

 tinct grey-whitish oblique strigulaj. Hindwings dark fuscous ; 

 cilia grey. 



British Guiana, Mallali, in March {Pca-isJi) ; one specimen. 



