PROC. ENT. SOC. WASH., VOL. 24, NO. 6, JUNE, 1922 135 



gray, the two basal segments light reddish brown; underneath white with a 

 ventral and lateral brown line. Legs whitish partly streaked with brown, 

 especially the fore legs. Fore wings light buff, the margins pinkish buff; a few 

 reddish brown irrorations on basal half and beyond the subterminal line; from 

 before middle of costa an oblique reddish brown line partly suffused with fuscous, 

 outangled at end of cell, and inbent to inner margin, followed at discal angle 

 by a round black spot from which a reddish brown line extends to apex; a fine 

 fuscous brown line on inner margin not reaching base or subterminai line; two 

 black points above the discal spot; a postmedial series of black points on veins, 

 closely followed by the fine subterminal line; marginal black spots on interspaces; 

 cilia divided by a grayish line. Hind wings whitish suffused with brown on 

 costal margin and inner area; a subterminal diffuse grayish brown line; terminal 

 space light buff with a few dark irrorations, the terminal spots almost forming 

 a wavy line. Wings underneath whitish; a subterminal dark line cut by veins; 

 terminal spots forming a line on fore wing, well separated on hind wing; a dark 

 brown discal spot on fore wing, a round black spot on hind wing, the latter with 

 brown irrorations below costa and on submedian fold. 

 Expanse male 35 mm., female 45 mm. 



Habitat. Castro, Parana. 

 Type.Czt. No. 25543, U. S. N. M. 



Erupa impunctella, new species. 



Female. Head white. Collar and thorax white, iridescent, changing to 

 lilacine gray. Abdomen light buff, the base dorsally white, the following three 

 segments shaded with light brown. Fore wings light pinkish cinnamon, the 

 veins light buff; the cell and a streak to termen slightly darker; a similar streak 

 above submedian from base to termen; a few dark scales above and below sub- 

 median. Hind wings white; faint brownish suffusions on termen towards apex. 

 Fore wings below whitish buff. Hind wings below white, the costa whitish 

 buff. 



Expanse 40 mm. 



Habitat. Paraguay. 



Type Cat. No. 25544, U. S. N. M. 



Macrochilo herstanellus, new species. 



Male. Head, palpi, collar and thorax auburn. Abdomen buffy brown, legs 

 auburn. Fore wings auburn glossed with lilacine except on costal margin and 

 terminal area; a medial black brown line outangled at end of cell inwardly 

 marked by a few pale blue scales in cell, on fold, and on inner margin; an outer 

 fine dark line, outcurved and wavy followed on costa by a white spot, below 

 vein 7 forming a thicker inbent black brown line to inner margin, prccfded by 

 light blue streaks on veins 5-8 and with some blue scaling on inner margin; 

 terminal silvery white spots with dark edges; cilia a little paler than wing. 

 Hind wings whitish buff; a grayish brown subterminal line; termen narrowly 

 darker. Fore wings below fuscous brown, the margins golden buff. 



Expanse 32 mm. 



