A LIST OF THE APHIDIDAE OF JAPAN. WITH DESCRIPTION 39- 
than the body, grayish, the first joint and the base of the 6th, infuscated; wing- 
sheath brown; cornicles short, cauda broad, grayish; legs grayish, robust. 
Length of body 1.2 mm.; antennae 1 mm.; cornicles .12 mm. 
Hab. — Hokkaido (Sapporo). 
F. P. — Sasa panicnlata. 
Nona. Jap. — Sasa-kuromiyaku-abura. 
32. Macrosiphum malvicola n. sp. 
Winged viviparous female — Px)dy oblong, fulvous, mesonotum and a 
quadrate spot of the abdomen, fuscous ; antennae much longer than the body, 
except the first 2 joints and base of the 3rd, fuscous, the 3rd much longer 
than the 4th, the 5th somewhat longer than the 4th, each with numerous 
sensoria, anterhinarial somewhat 9 times as long as the postrhinarial ; wings 
hyaline, veins brownish, stigma grayish, 2nd furcal near the middle of the 
first; cornicles long, slender, cylindrical, somewhat surpassing the cauda; 
cauda conical, broad at the base; legs fulvous, femora at the apices and tibiae, 
infuscated. 
Length of body 2.-2.5 mm ->' exp. tegm. 8 mm.; antennae 3. mm.; cor- 
nicles 0.5 mm. 
Apterous viviparous female — Body yellow or yellowish green, spindle- 
shaped ; antennae much longer than the body, the 3rd joint except the base 
somewhat infuscated, on the outer side with 2 sensoria near the base, distinctly 
longer than the 4th or 5th, anterhinarial nearly 6 times as long as the post- 
rhinarial ; cornicles long, broader at the base, greenish, at the apex infuscat- 
ed; cauda broad-conical, nearly one half the length of the cornicles; legs 
greenish yellow, femora at the apices, tibiae on both ends and tarsi, infuscated. 
Length of body 2.4 mm.; antennae 3 mm.; cornicles 0.5 mm. 
Hab. — Hokkaido (Sapporo). 
F. P. — Syringa amitrciisis and Malva rotundifolia. 
Mom. Jap. — Aoi-Iiigenaga-abura. 
It differs from M. malvae Mosely in having much more sensoria in the 
