376 s - MATSUMURA 
shaped, veins pale brownish, first oblique at the base fuscous spotted, 2nd furcal 
in the middle of the first ; abdomen broadest between the cornicles ; cornicles 
short, nearly twice as board at base as long ; cauda and lateral lobes roundish, 
with some long bristly hairs ; the anterior 4 legs yellowish, the hind legs 
fuscous, the bases of the latter being paler. 
Length of body 1.8 mm.; exp. tegm. 6 mm.; antennae 1.2 mm.; cauda 
0.2 mm. 
Hab. — Shikoku (Iyo). 
F. P. — Quercus glandulifera ; collected by Mr. Shigeki Arakawa. 
Norn, Jap. — Arakaioa-abura. 
11. Chaitophorus salicicolus n. sp. 
Winged viviparous female — Body oblong, greenish yellow, head, thorax 
and some bands to the abdomen, fuscous ; antennae greenish yellow, some- 
what longer than the body, the first 2 joints fuscous, the 3rd yellowish, at the 
apex being infuscated, somewhat shorter than the 4th and 5th taken together, 
the 4th shorter than the 5th, anterhinarial nearly 4 times as long as the post- 
rhinarial, the 3rd, 4th and 5th with numerous sensoria ; front with many whit- 
ish bristles; compound eyes reddish ; rostrum reaching to the 2nd coxae; 
wings hyaline, veins and stigma dark green, 2nd furcal near the base of the 
first; abdomen oval, dorsal segment with a fuscous band, which not reaching 
to the lateral sides; cornicles short, nearly twi.ce as long as wide, near the 
apices somewhat infuscated ; cauda very small ; legs greenish yellow, femora 
and tibiae at the apices, somewhat darker. 
Length of body 1.2 mm,; exp. tegm. 4 mm.; antennae 1.3 mm. 
Apterous viviparous female — Nearly the same as the winged viviparous 
female, except that the body fuscous, the antennae much shorter than the 
body, the 3rd joint wanting sensoria, the body with much more hairs and 
tubercles, cornicles very short and becoming wart-like, cauda wanting. 
Length of body 1.3 mm.; antennae 1. mm. 
Hab. — Hokkaido (Sapporo). 
