South American Micro-Lepidoptera. 689 
termen, fifth reaching termen beneath apex ; a small ochreous-brown 
apical spot ; ocellus limited with pale leaden-metallic anteriorly and 
white posteriorly, edge of latter streak marked with a black speck : 
cilia white, basal half finely sprinkled with dark grey on termen. 
. Hindwings with 3 and 4 coincident; whitish-grey, greyer posteriorly; 
cilia whitish, with light grey subbasal shade. 
ARGENTINA, Parana; one specimen. 
Bactra clarescens, n. sp. 
do 2. 15-17 mm. Head and thorax pale ochreous. Palpiin ¢2, 
in 2 24, fuscous-whitish, more or less slightly infuscated. Antennal 
ciliations in ¢ 3. Abdomen ochreous-grey-whitish. Forewings 
elongate, rather narrow, hardly dilated, costa slightly arched, apex 
obtuse, termen straight, somewhat oblique ; pale ochreous, mixed 
with pinkish-ochreous and more or less sprinkled with fuscous ; 
costa and dorsum shortly strigulated with dark fuscous irroration; 
undefined spots of dark fuscous suffusion in disc at 4 and 3; several 
oblique brownish strigae from costa posteriorly ; veins between cell 
and termen marked with fuscous lines ; ocellus sometimes containing 
two or three short marks of blackish irroration, its margin obscurely 
indicated with leaden-metallic: cilia whitish-ochreous, with dark 
fuscous basal line and grey postmedian shade. Hindwings grey- 
whitish, towards apex suffused with light grey ; cilia whitish, round 
apical area with grey basal line. 
DutcH GUIANA, Paramaribo, in August and December ; 
five specimens. 
Argyroploce sediliata, n. sp. 
d. 23mm. Head ochreous-white. Palpi porrected, greenish- 
grey, terminal joint and apical edge of second ochreous-white. 
Antennal ciliations 1. Thorax ochreous-white, mixed with greenish 
anteriorly. Abdomen ochreous-grey-whitish. Forewings elongate, 
costa moderately arched, apex obtuse, termen slightly rounded, little 
oblique ; purplish-grey mixed with pale greyish-ochreous, costa 
obscurely strigulated with whitish ; a very irregular undefined broad 
median streak of greenish suffusion running from base to apex, 
sprinkled with black and on posterior half including an interrupted 
streak of black suffusion, a small apical spot of this cut off by a ring 
of silvery-whitish strigulation ; dorsal area beneath this wholly 
ochreous-whitish, somewhat suffused with greenish towards termen ; 
posterior edge of ocellus indicated by a silvery-metallic mark, pre- 
ceded by three or four black specks: cilia greenish mixed with 
