394 
S. MATSUMURA 
3rd, 4th and 6th joints of the antennae. 
33. Macrosiphum kuricola n. sp. 
Apterous viviparous female — Body fusiform, dark brown, shining, on the 
sides paler, with some greenish tinge ; antennae somewhat longer than the 
body, with a few short hairs, the 3rd joint on the outerside near the base with 
about 5 sensoria in a single row, much longer than the 4th, the 5th much 
shorter than the 4th, anterhinarial nearly 6 times as long as the postrhinarial ; 
cornicles long, cylindrical, towards the base broader ; cauda fulvous, broad, 
long, conical, nearly two thirds the length of the cornicles ; legs fulvous, 
apical halves of the femora, apices of the tibiae, as well as the tarsi, fuscous, 
the middle tibiae distinctly curved near the apices, with some rigid grayish 
hairs. 
Length of body 2.8 mm. (excl. cauda) ; antennae 3.6 mm.; cornicles 
0.6 mm. 
Hab. — Hokkaido, Shikoku (Iyo). 
F. P. — Castanea crenata, Quercus grosserrata. 
Nom. Jap. — Kuri-liige7iaga-abura. 
34. Macrosiphum petasitis n. sp. 
Winged viviparons female — Body oblong, brown, with a greenish shade ; 
antennae fuscous, much longer than the body, the 3rd joint at the base, the 
4th and 5th entirely, pale yellow, the 3rd much longer than the 4th, with 
numerous sensoria, the 4th subequal to the 5th, anterhinarial nearly 7 times 
as long as the postrhinarial ; frontal margin deeply excavated ; wings hyaline, 
veins and stigma pale fulvous, 2nd furcal near the apex of the wing ; abdomen 
oval ; cornicles very long, somewhat curved, at the base dilated, concolorous 
with the body; cauda pale yellow, nearly one third the length of the corni- 
cles, long conical, with some long hairs ; legs yellowish, femora at the apices, 
tibiae on both ends and tarsi, infuscated. 
Length of body 2.5 mm. (except cauda); exp. tegm. 8.2 mm.; cornicles 
1 .0 mm.; cauda 0.3 mm. 
