172 
MICROLEPIDOPTERA OF NEW GUINEA 
2. Apex of both fore and hind wing narrowly edged with blackish 
nigrimarginata spec. nov. 
Not thus 3 
3. A short black or brown dash towards costa at 1 / 3 . . . . mixogama Meyrick 
No such dash 4 
4. Whitish-ochreous, costal edge infuscated towards 1 / 4 ; three to four raised tufts of 
fuscous, and dark fuscous scales towards costa posteriorly malthacodes Meyrick 
Whitish-ochreous mixed or suffused with light brownish, more or less strewn 
with blackish scales in longitudinal lines senescens Meyrick 
Tonica cyanodoxa Meyrick, 1924 
Tonica cyanodoxa Meyrick, 1924, Exot. Microl., vol. 3, p. 105. 
Distribution: Netherlands New Guinea, Nomnagihe, 2000 feet 
Bewani Mountains, Arnpas, December 25, 1938 (Stuber). One female, 
a very large specimen: 51 mm! (Meyrick records 40 — 44 mm), slightly 
differing from the original description in having only one-fifth instead of 
one-fourth of the hind whig pale ochreous, and the cilia dark fuscous 
instead of grey. The abdomen (omitted in the description) is dark greyish- 
fuscous, becoming pale ochreous towards the base. The legs are blackish- 
fuscous, with the posterior tibia ochreous-yellow, and the posterior tarsus 
indigo-black. 
Tonica nigrimarginata spec. nov. (fig. 707) 
$ 23 mm. Head and thorax creamy-whitish, more or less mixed with 
pale tawny. Antenna pale fuscous, suffused with creamy-whitish. Palpus 
with the median segment elongate-subrectangular, rough, its lower edge, 
a spot on the apical tuft above, and a few scattered scales towards the 
middle of the upper edge, fuscous-grey; terminal segment very slender, 
with two narrow rings, and the tip, blackish, with a small dorsal tuft 
beyond 1 / 3 , and a minute one at 2 / 3 . Abdomen creamy, posterior 2 / 3 suffused 
with fuscous-grey, more so towards the apex, venter fuscous-grey. Legs 
creamy, tarsi fuscous, posterior tibia suffused with greyish-fuscous below, 
tarsus bronze-fuscous, with a whitish base, and a narrow median white 
ring. Fore wing elongate-subtruncate, costa moderately curved ante- 
riorly, with an excavation somewhat beyond the middle, accentuated by 
two prominent tufts of the costal cilia, before and beyond concavity, 
which is smooth; costa slightly sinuate towards the apex, apex rounded- 
prominent, termen moderately sinuate, little oblique. Creamy, suffused 
and irrorated with pale fuscous-tawny, markings fuscous-blackish. A 
subcostal row of fuscous-blackish scales from the base, running from 
below the first costal tuft to about °/ 7 of the wing, and forming four or five 
irregular irrorated small spots, thence rectangularly bent, almost vertical, 
to the tornus, forming smaller irregular dots between the veins, largest 
of these, tornal; two narrow streaks of fuscous-blackish irroration just 
