620 
EXOTIC MICROJLEPIDOPTERA. 
scattered dark fuscous scales except on dorsal area, costal edge 
suffused white: cilia whitish-ochreous. Hindwings grey ; cilia 
pale greyish-ochreous. 
Formosa, Taihoku, November (Pro/. S. Issiki ); 1 ex. 
Bucculatrix hypocypha, n. sp. 
<5 . 7 mm. Head, thorax whitish, a few fuscous hairs on fore¬ 
head. Forewings costa somewhat more arched in middle than 
usual ; whitish rather thinly speckled fuscous; costa suffused 
fuscous irroration ; blackish dots on fold in middle of wing (plical 
stigma), in disc towards apex (second discal stigma), and beneath 
costa at middle and |: cilia pale lilac-greyish, base speckled dark 
fuscous. Hindwings grey ; cilia pale lilac-greyish. 
Formosa, Sozan, December (Prof. S. Issiki ); 1 ex. 
Opogona loxophanta, n. sp. 
2 . 13 mm. Head dark purplish-grey, fillet and face pearly- 
grey-whitish. Palpi dark grey, internally whitish. Antennee 
yellow-whitish, scape dark grey. Thorax dark purplish-grey, 
posterior pale yellow. Forewings clear light yellow ; a dark 
purplish-grey triangular spot on base of costa; rather more than 
apical half purplish-fuscous, its edge running obliquely outwards 
from costa at J-, slightly irregular and marked with a few blackish 
scales : cilia light fuscous. Hindwings grey : cilia light greyish. 
Formosa, Raisiya, November (Prof. S. Issiki ); 1 ex. Nearest 
isoclina Meyr.; my examples of that species, which has only been 
taken in S. India, are in somewhat faded condition, but probably 
distinct. 
Opogona echodes, n. sp. 
$. 11mm. Head, thorax dark purplish-grey, fillet and face 
shining whitish. Palpi dark grey, internally whitish. Forewings 
yellow ; a minute blackish mark on costa almost at base; posterior 
half of wing dark purple-grey, its edge direct, rather irregular, 
a yellow transverse spot crossing wing near apex, broadest on 
costa : cilia grey. Hindwings grey ; cilia light grey. 
Java, Bandjar, bred December from bark of dead Tectona tree 
(Dr. L. G. Kalshoven) ; 1 ex. Nearest dramatica Meyr. 
THERMOCRATES, n. g. 
Head rough-haired; ocelli posterior; tongue obsolete. Antennae f, 
filiform, scape short, without pecten. Labial palpi moderate, 
straight, porrect, shortly rough-scaled, terminal joint nearly as long 
as second, obtuse. Maxillary palpi several-join ted, folded, filiform. 
Hind tibiae nearly smooth, some spreading hairs at origin of spurs. 
Forewings 2-5 parallel, 6 and 7 stalked, 7 to costa, 8-10 parallel, 
11 from towards base. Hindwings f, lanceolate, cilia 1^ ; 2 remote, 
3 and 4 parallel, 5 and 6 stalked, 6 to costa, 7 separate. 
Allied to Erechthias. 
