A LIST OF THE APHIDIDAE OF JAPAN, WITH DESCRIPTION 
F. P. — Salix caprea. 
Nom. Jap. — Yanagi-kcabiira. 
7. Hannabura n. g. 
Apterous viviparous female — Body fusiform; antennae without hairs, 
much longer than the body, the 6th joint filiform, much the longest, anter- 
hinarial much longer and somewhat narrower than the postrhinarial, the 4th 
somewhat shorter than the 5th, frontal tubercles none, the ist joint on the 
inner side somewhat projected; on the frontal margin with numerous tuber- 
cles, from each apex of which producing a long capitate hair ; rostrum not 
reaching to the 2nd coxae; thorax and abdomen with numerous tubercles, 
each producing a long capitate hair; cornicles short, but distinctly longer 
than broad at base, before the mouth much constricted ; cauda small, round, 
the lower genital plate on the hind margin rounded, with 6 long tubercles, of 
which the middle two being the largest, each carrying a long, broad capitate 
hair ; legs slender, the hind legs being much the longest, having no distinct 
hairs, empodial hairs short and broadly spatulate. 
This genus resembles somewhat to Sipha Pass. 
Genotype — Hannabura ahiicola Mats. 
12. Hannabura alnicola n. sp. (PI. XVII, f. 2, a, b, c, d.) 
Apterous viviparous female — Body pale yellowish ; antennae whitish, 
about 1 \ the length of the body, apices of the 3rd, 4th, 5th joints as well as 
the post- and anterhinarial infuscated, anterhinarial nearly 3 times as long as 
the postrhinarial ; abdomen at the base broadest, crimon-red eyes of the 
larvae being visible through the skin ; cornicles at the base somewhat cloud- 
ed, at the base broader; cauda and the lower genital plate whitish ; legs paler 
than the ground color, at the extreme apices of the tarsi infuscated. 
Length of body 1.5 mm.; antennae 2.2 mm.; cornicles 0.12 mm. 
Hab. — Hokkaido (Sapporo). 
F. P. — Alnns ineana. 
