382 s - MATSUMURA 
fuscous in the middle, with a longitudinal series of fuscous spots on each side ; 
cornicles wart-like, shorter than broad; legs dark greenish brown, femora at 
the basal halves yellowish. 
Length of body 2.3 mm.; exp. tegm. 8.5 mm.; antennae 0.9 mm. 
Hab. — Hokkaido (Sapporo). 
F. P. — Abies sac/ialinensis. 
Norn. Jap.— Todo-midori-öabura. 
9. Nippolachnus n. g. 
Allied to Lachnus Burm. from which it differs as follows: 
Antennae robust, short, not reaching to the abdomen, the 3rd joint the 
longest, subequal to the 4th, 5th and 6th taken together, the 4th much shorter 
than the 5th, the 3rd with very large sensoria, anterhinarial broader than the 
postrhinarial, at the base rhinarium very large; rostrum short, reaching be- 
yond the 2nd coxae ; wings narrower, shorter than the double length of the 
body, media once forked, narrower, somewhat obsolete, at the base indistinct, 
stigmatic nervure opens distinctly near the base, opening in the apical one 
third of the stigma, stigma short, stigmatic nervure nearly parallel to the furcal 
of the media and arising from an angle of it near the apex; cornicles very 
short, broad, broader than long. 
It resembles somewhat also to Protolaclums Theobald, 11 but differs from 
it especially in having the shorter antennae and the 3rd joint of it being 
shorter or subequal to the subsequent joints taken together. 
Genotype — Nippolachnus piri Mats. 
18. Nippolachnus piri n. sp. (PI. XVII, f. 6, a, b, c.) 
Winged viviparous female — Body oblong, dark greenish brown (in alco- 
hol), abdomen whitish gray ; antennae yellowish, at the apical half infuscated, 
with long brownish hairs, the 3rd joint with 6, the 4th with one, the 5th with 
two and the 6th with one large roundish sensoria, one of which at the tip of 
1) African Aphid. .II, p. 145 (1615). 
