232 
EXOTIC NICROLEPIDOPTERA. 
•whitish curved prsemarginal line posteriorly: cilia grey, suffused 
brownish round apex. Hind wings dark grey; cilia grey, a darker 
subbasal shade. 
Peru, Rio Hapo, May ( Parish ) ; 1 ex. 
Ptilogenes illita, n. sp. 
3 . 14 mm. Head white, sides of crown brownish. Palpi 
white, sprinkled fuscous, basal half of second joint, and basal and 
supramedian bands of terminal fuscous. Thorax whitish speckled 
grey anteriorly, brownish-tinged posteriorly. Porewings slightly 
dilated, apex and termen rounded ; white; an ochreous-grey patch 
occupying basal third, extended as a costal band to |, a mode¬ 
rately broad suffused median fascia running into this, two un¬ 
defined transverse shades beyond cell, and a blotch extending 
along termen; second discal stigma black ; a marginal series of 
blackish dots round apex and termen : cilia brownish, two or three 
darker lines. Hindwings grey ; cilia light grey. 
Peru, liio Hapo, May (Parish); 1 ex. • 
Ptilogenes prudentula, n. sp. 
3 . 14 mm. Head, thorax white, some very fine grey speckling. 
Palpi white sprinkled grey, basal half of second joint dark fuscous, 
terminal joint with two dark grey bands. Porewings somewhat 
dilated, apex obtuse; 7 and 8 stalked ; white, speckled grey and 
dark grey ; a slightly curved shade of dark grey irroration from 
costa at ^ to dorsum at |, and another somewhat sinuate from 
costa at to dorsum before tornus; plica! and second discal 
stigmata black, a median band of grey suffusion passing between 
these but not reaching dorsum : a streak of grey-brownish suffusion 
just before termen on upper |; a terminal series of black dots : 
cilia grey, before apex and beneath tornus white. Hindwings 
light grey ; cilia whitish-grey. 
Peru, Jurimaguas, March (Parish): 1 ex. 
Ptilogenes argocymba, n. sp. 
3 $ . 16-19 mm. Head light ochreous, face whitish. Palpi 
whitish, a streak on basal half of second joint, and base and sub- 
apical ring of terminal joint dark fuscous. Thorax light fuscous, 
anterior margin suffused dark fuscous. Porewings hardly dilated, 
apex and termen rounded; greyish-ochreous or light fuscous, 
sprinkled darker ; an elongate semioval white costal blotch extending 
from 1 to near apex, margined beneath by dark fuscous suffusion ; 
a toothed whitish-ochreous line round apex and termen, indenta¬ 
tions filled dark fuscous suffusion : cilia ochreous-whitish, a fuscous 
basal line. Hindwings 3 and 4 stalked ; grey; cilia whitish, a 
grey subbasal line. 
Brazil, Parintins, October (Parish) ; 4 ex. 
Ptilogenes leucoplasta, n. sp. 
3 2 • mm. Crown fuscous, face and forehead whitish. 
Palpi 3 fuscous, darker posteriorly, $ whitish. Thorax dark 
