A I.IST OF THE APIIIDIDAE OF JAPAN, WITH DESCRIPTION 369 
Pupa — Nearly the same as the winged viviparous female, but differs from 
it> in > having the body furnished with numerous scattered minute fuscous 
atoms, and also in having the shorter antennae, the 3rd antennal joint wanting 
sensor i a, the smaller wingsheath which reaching beyond the base of the hind 
femur, dorso-abdominal segments lacking wart-like projections, broad-conical 
cauda and not infuscatecl hind femur. 
Length of body 2.0-2.2 mm.; antennae 1 .0 mm. 
Hab. — Hokkaido (Sapporo). 
F. P. — Qiierais gyosserrata, Alnus incaua. 
Nom. Jap. — Nara-biichi-abura. 
4. Yezocallis n. gen. 
Body long, fusiform ; antennae broad, finely pubescent, somewhat longer 
than the body, the 3rd joint much the longest, with numerous oblong sensoria, 
the 4th and 5th wanting sensoria, anterhinarial much narrower and somewhat 
shorter than the postrhinarial ; frontal tubercles very short, on the frontal 
margin wanting tubercles ; rostrum short, robust, not reaching as far as the 
2nd coxae ; wings large, media nearly parallel to the 2nd oblique, at the ex- 
tremities of the veins somewhat clouded ; cubitus of the hind wings at the 
part of hooklets strongly incurved, 2 obliques strongly diverging towards the 
hind margin; cornicles very short, nearly as long as broad; cauda short, 
broad, much shorter than the lower genital plate, the latter being nearly 
straight at the hind margin and with numerous rigid hairs ; legs long and 
robust, empodial hairs large and spatulate. 
Allied somewhat to Pterocallis Pass. (Kallistapliis Kirk.) 
Genotype — Yezocallis kabae Mats. 
4. Yezocallis kabae n. sp. (PI. XVI, f. 3, a, b, c, d.) 
Winged viviparous female — Body oblong, dark green, head and thorax 
brownish ; antennae scarcely longer than the body, with long hairs, fuscous, 
basal halves of the 4th, 5th and 6th joints yellowish, the 3rd joint with about 
