South American Micro- Lepidoptera. 267 



Strobisia regia, n. sp. 



(^ ?. 9-10 mm. Head and thorax dark leaden-grey. Pali^i 

 grey. Abdomen dark fuscous. Fore-wings elongate, rather narrow, 

 costa slightly arched, apex obtuse, termen rounded, rather oblique ; 

 black; a subdorsal streak of orange suffusion from base to near 

 tornus; three pale blue-metallic streaks, first from base of costa 

 along submedian fold to J, second from costa at J to just beyond 

 apex of first, third from middle of costa nearly to middle of dorsum, 

 somewhat curved outwards ; a postmedian transverse orange fascia, 

 lower half enclosing a somewhat oblique pale golden-metallic 

 streak; a golden-metalUc spot or mark on costa beyond this; a 

 curved violet-metallic praemarginal streak along termen : cilia 

 dark grey, on termen with strong violet-metallic iridescence. Hind- 

 wings dark fuscous ; cilia dark grey. 



British Guiana, Bartica, in February (Parish) ; three 

 specimens. 



Strobisia sapphiritis, n. sp. 



(^ $. 12-13 mm. Head metallic-blue. Palpi bronzy-fuscous, 

 terminal joint darker anteriorly. Thorax dark bronzy-fuscous, 

 with metallic-blue lateral stripe. Abdomen dark iridescent- 

 fuscous. Fore-wings elongate, rather narrow, posteriorly dilated, 

 costa almost straight, towards apex moderately arched, apex obtuse- 

 pointed, termen sinuate beneath apex, somewhat oblique; bronzy- 

 blackish, markings metallic-blue; a dot near base in middle, a 

 curved oblique series of three towards base, and one beneath fold 

 at J; an oblique strigula from costa at J, and a dot beneath it; 

 an oblique streak from middle of costa reaching half across wing; 

 a triangle irregularly outlined on dorsum beyond middle, reaching 

 nearly half across wing; a curved irregular submarginal streak 

 running from f of costa to tornus, thickest opposite apex : cilia 

 whitish-grey, with three dark fuscous lines, on termen suffused 

 with light metallic-blue, on tornus dark fuscous. Hind-wings dark 

 fuscous; cilia grey, with two dark fuscous shades. Under-surface 

 of hind-wings with a slightly curved white transverse fascia at |. 



British Guiana, Bartica, from December to February 

 (Parish) ; twenty specimens. 



Strobisia ithycosma, n. sp. 



J. 10 mm. Head dark grey, face suffused with whitish. 

 Palpi whitish, terminal joint suffused with grey except towards 

 base. Thorax dark fuscous, patagia leaden-grey. Abdomen dark 



