152 Sir G. F. Hampson on new 
before end of cell to inner margin towards which it is distinet 
and blackish; postmedial line very faint, pale, defining the outer 
edge of the dark area, excurved to vein 4, then incurved ; a terminal 
series of slight dark brown spots; cilia whitish mixed with brown 
and with a brown line near base. Hind wing whitish suffused with 
glossy reddish brown ; cilia with a fine whitish line at base followed 
by a brown line. Underside of fore wing brown, the costa rufous, 
the inner area whitish; hind wing brownish white, the costal area 
suffused with rufous and irrorated with brown, an indistinct 
curved slightly waved brown postmedial line from vein 4 to inner 
margin. 
Hab. Br. N. Guinea, Mt. Kebea (Pratt), 1 ¢ type. Exp. 
28 mm. 
(1O0f) Orthaga lithochroa, sp. n. 
2. Head, thorax, and abdomen brownish grey slightly irrorated 
with red and dark brown; antenne fuscous brown; palpi and legs 
irrorated with black, the tarsi blackish with pale rings. Fore wing 
pale brownish grey irrorated with rufous and dark brown, the 
apical area suffused with red-brown and dark brown; the costa 
black to middle and with a black spot above end of cell; an ante- 
medial tuft of scales below the cell; an oblique blackish shade 
from the postmedial line at vein 5 to submedian fold below end of 
cell; postmedial line dark brown, slightly waved, oblique to 
vein 5 and incurved below vein 8; a terminal series of slight dark 
points. Hind wing whitish tinged with brown; a darker terminal 
line; cilia whitish with a brown line through them. Underside 
whitish ; fore wing suffused with brown except the inner area; 
hind wing with the costal area irrorated with brown, the apical 
area suffused with brown, a curved slightly waved brown post- 
medial line. 
Hab. N. Avustratta, Port Darwin (Dodd), 1 2 type. Exp. 
24 mm. 
(2) Xenophasma chalcochlora, sp. un. 
Proboscis fully developed; antenne of male with slight tufts of 
scales at the joints ; fore wings with veins 4, 5 stalked; hind wing 
with vein 4 absent; 6, 7 from upper angle of cell. 
3S. Head and thorax pale golden green, the vertex of head 
and basal joint of antenne rufous, the shaft of antenne ringed 
with blackish ; abdomen whitish tinged with brown; legs banded 
blackish and white. Fore wing golden green; a white spot 
defined by blackish in base of cell, some blackish above it on costa ; 
antemedial line black defined on inner side by white, rather diffused 
on outer side, curved and slightly waved; black spots defined by 
white in the cell towards extremity and on discocellulars; post- 
medial line black defined on outer side by white, rather diffused on 
inner side, incurved to discal fold, then excurved and slightly 
angled outwards at veins 5, 4, 8, then incurved and slightly angled 
at vein 2; some black striz on costa towards apex; a terminal 
