South American Micro-Lepidoptera. 681 
Hulia isodelta, n. sp. 
go @. 18-19 mm. Head and thorax whitish. Palpi whitish, 
somewhat mixed with dark fuscous, terminal joint long. Antennal 
ciliations of ¢ 13. Abdomen whitish-grey. Forewings moderately 
elongate, posteriorly dilated, costa slightly arched, apex obtuse, 
termen straight, somewhat oblique; whitish, with scattered dark 
-fuscous scales, anterior half somewhat mixed with pale brown- 
reddish and olive-greenish ; costa and dorsum dotted with blackish, 
costa with several small dark fuscous spots; a purplish-grey tri- 
angular patch spotted with blackish extending over median third of 
costa and reaching more than half across wing ; a faint curved sub- 
terminal streak of grey or greenish-tinged irroration; some dark 
fuscous strigulae before termen: cilia whitish mixed and barred 
with grey, with a reddish-brown subbasal line. Hindwings in 
6 grey-whitish strigulated with grey, in 9 greyer-tinged ; cilia 
whitish, with light grey subbasal shade. 
CoLomeBiA, San Antonio, 5,800 feet, in November; two 
specimens. 
Eulia conchitis, n. sp. 
?.19mm. Head and thorax white. Palpi dark grey, terminal 
joint long, its base white. Abdomen grey. Forewings elongate, 
posteriorly dilated, costa slightly arched, apex obtuse, termen slightly 
sinuate, rather oblique ; white ; a small grey basal patch on costa, 
reaching 3 across wing, sprinkled with blackish ; a purplish-grey 
fascia mixed with yellow-greenish and black, extending on costa 
from before } to beyond ?, on dorsum from middle to 3, anterior edge 
rather concave, posterior nearly straight, enclosing a white post- 
median spot on costa followed by a dot, and a small white spot in 
middle of disc; a faint pale yellow-greenish narrow terminal fascia, 
on costa somewhat dilated and forming two small blackish-grey spots : 
cilia pale brownish, basal half red-brownish, terminal half mixed 
with dark grey. Hindwings whitish-grey, suffused with grey in 
disc beyond middle and towards apex ; cilia ochreous-whitish. 
CoLomsiA, San Antonio, 5,800 feet, in November; one 
specimen. 
Ctenopseustis lurida, n. sp. 
d. 27-28 mm. Head and thorax pale yellow-brownish. Palpi 
brownish mixed with dark fuscous. Antennae with long fascicles of 
cilia rising from short projections. Abdomen grey mixed with 
