264 
EXOTIC MICROLEPIDOPTERA. 
yellow, suffusedly reticulated deep orange-ferruginous ; basal patch 
indicated by a dark purple-fuscous spot on basal ± of costa, a tri¬ 
angular blotch on dorsum at and a small discal spot between 
these; central fascia moderate, very oblique, dark purplish-fuscous, 
connected by a bar in middle with an irregular-triangular dark 
purplish-fuscous costal patch forming four spots on posterior half 
of costa, and its irregular apex extending to near termen below 
middle, beneath the junction of the arm with this a small triangular 
white spot: cilia pale red-brownish barred fuscous, with fuscous 
basal line, an apical yellowish bar. Hindwings pale oehreous- 
greyish, apical half slightly bronzy-tinged and mottled bronzy-grey, 
cubital hairs yellow-whitish, dorsal area clothed with modified pale 
ochreous scales; cilia grey-whitish, a grey basal shade. 
Bolivia, R. Songo, 2500 feet; 1 ex. (Vienna Mus.). 
Sparganothis helianthes, n. sp. 
2 . 18 mm. Head, palpi, thorax whitish-fleshcolour, slightly 
speckled grej\ Porewings oblong, costa anteriorly strongly arched, 
posteriorly straight, termen slightly rounded, vertical; whitish- 
flesh-colour, bases of scales light grey, forming a very fine transverse 
striolation, a few scattered minute dark grey strigulae, more 
numerous posteriorly ; upper half of central fascia moderate, oblique, 
purplish-grey; costal patch elongate-semioval, purplish-grey : cilia 
grey-whitish (imperfect). Hindwings coppery-orange; cilia light 
grey. 
Costa Rica, Rio Surubes, January ( Brcicle ) ; 1 ex. (Vienna Mus.). 
Polyortha halianassa, n. sp. 
2 . 21 mm. Head, palpi, thorax ashy-grey. Porewings oblong, 
costa anteriorly strongly arched, with scales slightly projecting at 
then slightly arched, apex pointed, termen hardly sinuate, 
oblique; glossy light greenish-grey ; a fascia of pale bronzy tinge 
from costa before ^ to fold, connected with costa by three very 
oblique irregular black strigae, and terminated beneath fold by 
a large dark grey tuft; a light purplish spot containing a small 
black tuft above fold before middle; some irregular light purple 
marbling on dorsal half posteriorly; two very oblique fasciate 
streaks of irregular grey suffusion from costa about middle; four 
small dark grey spots on costa posteriorly ; a submarginal series of 
dark grey marks round apex : cilia pale grey, obscurely barred 
darker. Hindwings 5 intermediate, parallel; light bronzy, suffused 
grey towards apex; cilia light grey. 
Brazil, Jaragua, September ( Hoffmann ) ; 1 ex. (Vienna Mus.). 
Polyortha crypsilitha, n. sp. 
. 14 mm. Head white. Palpi light fuscous, apex of joints 
white, internally white. Thorax white slightly mixed grey, a dorsal 
fuscous spot mixed dark fuscous. Porewings suboblong, slightly 
dilated, costa gently arched, termen hardly sinuate, somewhat 
