Soutli American Micro-Lepidoptera. 101 



Strobisia helicopis, n. sp. 



0$. 12-13 mm. Head, thorax grey. Palpi second joint wbitish- 

 grey, towards apex violet-grey, scales somewhat expanded towards 

 apex above, termmal joint whitish, anterior edge dark grey. Fore- 

 wings elongate, posteriorly dilated, apex rounded- obtuse, termcn 

 nearly straight, somewhat oblique; blackish; extreme base grey; 

 a narrow irregular grey subbasal fascia, on costa metallic- blue; 

 beyond this an irregular metallic-blue transverse line not reaching 

 costa; an oblique metallic- blue streak from a white dot on costa 

 at f to middle of wing ; an irregular zigzag metallic- blue transverse 

 line at f, not reaching costa; a nearly straight grey lino from a 

 white dot on costa at 3 to dorsum at |; a pale iridescent-grey 

 marginal line round apex and termen, preceded by an irregular- 

 edged narrow metallic- blue fascia : cUia leaden-grey, at and above 

 apex with a white basal streak dilated upwards. Hindwings dark 

 fuscous; cUia white, a dark grey subapical patch, a dark fuscous 

 basal shade, on dorsum wholly grey. Hindwings beneath with 

 white blotch on costa beyond middle. 



Brazil, Para, Obiclos, in July and August; Peru, 

 Jurimaguas, in March; three specimens. 



Strobisia spintheropis, n. sp. 



cJ^- 10-11 mm. Head, thorax dark bronzy-fuscous, face paler. 

 Paljii white speckled fuscous, anterior edge dark fuscous, scales of 

 second joint somewhat exppaided above, terminal joint longer. 

 Forewmgs elongate, posteriorly dilated, apex obtuse-pointed, 

 termen sinuate beneath apex, somewhat oblique; dark bronzy- 

 fuscous; markings bright metallic-blue; discal and subdorsal dots 

 towards base, an oblique spot beneath costa at J; a dot beyond 

 apex of this, small subdorsal spots at middle a,nd | , and one in disc 

 between these, an oblique streak from costa in middle and a slen- 

 derer one at J, and a dot in disc at | ; a thick purple -metallic streak 

 along termen : cilia on costa dark fuscous with apical hook, on 

 termen white with dark fuscous subbasal line, on tornus grey. 

 Hindwings dark fuscous; cilia grey, tips whitish. Hindwings 

 beneath with slight whitish mark on middle of costa only. 



Brazil, Parintins, in October; four specimens. 



Zaiithia caeligena, n. sp, 



(J$. 12-13 mm. Head, thorax deex) blue, lower part of face in 

 (J ochreous- whitish, m $ bluish-grey. Palpi ochreous-whitish, 



