collected in Chili. 27 



not reaching the inner margin, and the basal half of the 

 median interspaces greyish brown, speckled with minute 

 black spots ; a cuneiform black internal patch tapering, 

 at its postero-superior extremity, uj) to the inferior angle 

 of the median brown patch ; a black abbreviated streak 

 at base of cell, and a black, almost semicircular, spot at 

 the end of the cell ; the cream-coloured portions are also 

 marked close to their edges with brown lines ; secondaries 

 grey, with two subapical ])lackisli spots ; fringe cream- 

 coloured ; thorax blackish brown, paler in the centre, 

 and with smoky brown head and antennae ; abdomen 

 greyish brown ; the basal segments and margins of the 

 other segments whitish ; wings below greyish brown, 

 sericeous ; basal area and fringe pale ; pectus fuliginous ; 

 venter whitish. Expanse of wings, 32 — 37 mm. 



Two males. Las Zonas ; February. 



43. Dalaca hemileuca, n. s. 



(? . Primaries above with the costal two-fifths and a 

 broad internal patch, extending from the base almost to 

 the external angle, dark sericeous-brown, almost black ; 

 the remainder of the wing pale sericeous whity-brown ; 

 a small testaceous spot at apical third, and below it two 

 sericeous-grey spots placed tranversely ; three similar 

 spots from the lowest of these to the apex ; an oblique 

 whity-brown stripe across the outer extremity of the 

 dark internal patch ; pale area sparsely sprinkled with 

 blackish scales ; fringe whity-brown, greyish externally, 

 and with a basal series of black dots ; secondaries greyish 

 fuliginous, slightly paler towards the base, with a dusky 

 marginal line ; a whity-brown line at the base of the 

 fringe ; thorax dark fuliginous-brown ; antennae tes- 

 taceous ; abdomen whitish grey ; wings below grey- 

 brown, the fringe with broad darker spots at the 

 extremities of the veins ; primaries with the costal border 

 and interno-median area slightly paler and browner than 

 the rest of the surface ; secondaries with pale abdominal 

 fringe ; body below whity-brown. Expanse of wings, 

 30 mm. 



? . Larger, altogether paler, and with less defined 

 dark and light areas on the primaries ; secondaries with 

 the basal area semi-transparent, dull white. Expanse of 

 wings, 41 mm. 

 A pair, 



