39 2 S. MATSUMURA 
Hab. — Hokkaido (Sapporo). 
F. P. — Abies sachalincnsis. 
Nom. Jap. — Todo-kofiiki-abura. 
10. Yezabura n. g. 
Allied to Hyaloptera Koch, from which differs as follows : — 
Frontal tubercles distinct, especially in the pupa ; antennae rough, the 
first joint at the apex with a small sensorium, the 3rd and the following joints 
with many sensoria, in the winged viviparous female it is longer than the 
body, the 6th joint longest, and of a very slender form ; pronotum on each side 
with a very small tubercle; wings broad and long, veins robust, first-oblique 
nearly in right angles to the cubitus, second-oblique and media somewhat 
oblique and nearly in parallel to the tirst-oblique ; cornicles moderately long, 
cylindrical, somewhat curved, at the mouth somewhat funnel-shaped ; cauda 
small, with some curved hairs. 
Genotype — Yezabura sasae Mats. 
31. Yezabura sasae n. sp. (PL XVI, f. 5, a. b, c.) 
Winged viviparous female — Body brown, with cottony secretions, head 
fuscous, oblong, in the middle somewhat constricted ; antennae longer or as 
long as the body, anterhinarial nearly 3 times as long as the postrhinarial ; 
rostrum short, scarcely reaching to the second coxae ; mesonotum at the an- 
terior margin on the sides somewhat infuscated ; wings hyaline, veins fuscous, 
at the sides infuscated, stigma grayish, 2nd furcal nearly in the middle of the 
first, stigmatic nervure much curved ; abdomen oval, on the sides with incon- 
spicuous brownish spots; cornicles short, slender, cylindrical; cauda broad, 
roundish, constricted at the base ; legs slender, yellowish, tibiae and tarsi 
paler. 
Length of body 1.5 mm.; exp. tegm. 4.8 mm.; antennae 1.4 mm.; cor- 
nicles 0.12 mm. 
Pupa — Body dark brown, with a purple shade ; antennae much shorter 
