of Heterocera from Japan. 401 
black dots towards apex ; fringe slightly ochreous: seconda- 
ries crossed by four parallel ochreous belts, the first crossing 
the cell, the others discal. Belts below brown, obsolete towards 
the base; black spots as above; primaries with brownish 
discoidal area. EExpanse 1 inch. 
Yokohama (Jonas). 
179. Asthena nupta, n. sp. 
3. White, minutely black-speckled ; primaries crossed by 
five, and secondaries by four parallel irregular yellowish belts, 
the outermost belt marginal and ill-defined: under surface 
with the belts reduced to grey lines, very indistinct on the 
secondaries, the one across the cell of primaries obsolete ; 
black discocellular dots ; primaries with yellowish costal mar- 
in. Expanse 1 inch 1 line. 
?. Slightly yellower than the male, larger, with better- 
defined markings. Expanse 1 inch 4 lines. 
3, Yokohama (Jonas) ; 2? , Hakodaté (Whitely). 
This species is allied to the Huropean “ Aczdalia sylves- 
traria” and A. byssinata; but as I find that A. sylvestraria 
does not differ in structure from Asthena candidata I shall 
place both in Asthena. 
ACIDALIA, T’rreitschke. 
180. Actdalia hanna, un. sp. 
Pale brown, wings crossed by a central oblique dusky belt, 
on which the discocellular spot of secondaries is placed ; three 
irregular brown discal lines converging towards the costa of 
primaries ; these wings with one or two oblique basal lines ; 
marginal and discocellular dots black, collar brown: under 
surface whiter, the belt and lines ill-defined ; a discal series 
of black dots in addition to those of the upper surface. Ex- 
panse 10 lines. 
Yokohama (Jonas). 
A variety of the female occurs, nearly white, with the 
markings ill-defined and the wings expanding 1 inch. 
A, hanna is allied to A. inductata. 
181. Acidalia jakima, n. sp. 
Upper surface whity brown, with rosy lilacine costal and 
outer borders : primaries crossed by three slightly wavy ob- 
lique rosy lines, the outermost of which bounds the lower half 
of the outer border; a black discocellular dot; fringe pale 
tawny: secondaries crossed by twd wavy lines, the outer one 
Ann. & Mag. N. Hist. Ser. 5. Vol. i. 27 
