420 KXOTIC UICROLEl'lUOPTERA. 



^ Deuterocopus liipparchus, n. sp. 



6. 11-14 mm. Head, thorax coppery-ferruginous. Palpi 

 ferruginous, terminal joint anteriorly dark fuscous. Abdomen 

 coppery-ferruginous, a white basal spot, two indistinct white dots 

 on margin of segment 2, ventral surface yellow-whitish, anal 

 appendages very long. Forewings cleft firstly to |, second segment 

 cleft to f from base ; deep ferruginous-brown, with some patches 

 of lighter ferruginous suffusion ; an indistinct small dark fuscous 

 spot in disc at f ; slight indistinct incomplete white lines crossing 

 both segments towards base and posteriorly : cilia pale ferruginous, 

 on costa dark fuscous, a blackish basal shade on termen, interrupted 

 in second cleft by a pale patcli, blackish patches beneath angles of 

 both segments, and a blackish bar on dorsum beneath base of cleft. 

 Hindwings dark fuscous, basal | coppery-ferruginous; cilia light 

 rosy-grey, a grey bar on lower margin of second segment before its 

 middle, third segment on dorsum with small black scaletooth before 

 middle, and blackish scalepatch occupying apical fifth on both 

 margins. 



Bkazil, Para, Parintins, June, October (Parish) ; 2 ex. All 

 the South American species of Deuterocopus have the second cleft 

 of forewings much more shallow than Old- World forms, but in all 

 other respects are wholly concordant ; they represent (as usual in 

 South America) a relatively early stage of development. 



Xyroptila tectonic a Meyr. 

 Java; larva on Bridelia tomentosa (Uaphorhiacece); pupa standing 

 erect on apex of abdomen on midrib of leaf {Roeplce). 



y/ Platyptilia arsenica, n. sp. 



(^ . 16-17 mm. Head, thorax, abdomen black slightly speckled 

 whitish, on abdomen indicating very faint lines, ventral surface 

 similar. Palpi sickle-shaped, black, basal and second joints with 

 lateral discontinuous white line, extreme base and tip of terminal 

 joint white. Forewings cleft from |, apex pointed, termen of first 

 segment rather concave, of second slightly prominent in middle, 

 rather oblique ; black, slightly speckled violet-whitish ; minute 

 white costal dots beyond base of cleft and before middle of first 

 segment ; a fine irregular subterminal line of white irroration : oilia 

 grey, towards base whitish-tinged, on termen a dark grey subbasal 

 line marked darker spots on angles of segments and in middle of 

 second. Hindwings dark fuscous, segment 3 linear, half wing, 

 blackish with a few white specks; cilia grey, on segments 1, 2 base 

 tinged whitish, segment 3 on dorsum small black scaletooth before 

 middle and moderate black triangular scale-projection before apex, 

 on upper margin some scattered black scales towards apex. 



Peru, Iquitos, Juriraaguas, March (Parisfi) ; 2 ex. 



^ Platyptilia chalcogastra, n. sp. 

 jj 2 • 12-13 mm. Head, thorax blackish, some Avhite specks on 

 face. Palpi sickle-shaped, black, a fine lateral white line, tip of 



