MaI'SI MUKA : Nl \V Al'lllllINAK OK Jai'am. g 



Length — 2.2 mn.; antennae 3 2 mm; cornicles 0.5 m:n.; caiula o. 1 5 mm. 



Hab. — Ilokkaitiu (Sapporo); in tlie latter part of June, 1917, collected by 

 the author in the Botanical (iarden of the Imperial Agricultural Col- 

 lege. 



K. P, — Hydrangea panicnlatd ; attacking the under surface of the leaves 



Nom. Jap. — Sabita-tokkiir:al)ura. 



12. Rhoparosiphum sambuci "■ sp. 



Winged viviparous female — Hody dirty yellow, abdomen in the middle with 

 a large whitish spot. Antennae fuscous, at the base of each joint .somewhat paler, 

 the 3rd joint with about 2j laige and .small sensoria on the outer side, subequal 

 either to the 4tli or 5th ; anterliinarial ab.jut 5 times as long as the posti'hiniri.il. 

 Wings with a light fulvous tinge, stigma and veins fulvous, 2nd furcal nearly at 

 the middle of the tirst. Cornicles long, in the middle .somewhat dil.itcd, and at 

 the ajjices somewhat infuscated. Cauda broad-conical, nearly twice as broad as 

 the Cauda. Legs fuKv.us, femora at the apical halves, tibiae at the apices, and the 

 tarsi, fuscous. 



Length — 2.7 nun.; e.xp. 1 1 mm.; anteiniae 3.5 mm.; cornicles 0.7 mm., caud.i 

 0.25 mm. 

 Pupa — Differs from the winged vi\-iparous female as follows: 

 Antennae at the apex of eacii joiiU infuscated, the 3rd somewhat longer than 

 the 5th. Wing-sheath reaches to the one-third part of the ahdcnen. Cauda 

 broader. 



Length — -3 mm.; antennae 3 mm ; cornicles 0.5 mm.; cauda 0.25 ami. 

 Hab. — Hokkaido (Safiporo) ; in the latter part of Jliiic, 191", collectei.1 b)' 

 the author in the Botanical (jarden of the Imperial Agricultural Col- 

 lege. 

 F. P. — Sambncus raceiiwsa ; attacking tiie under surface of the leaves. 

 Nom. Jap. — Nlzvatoko-tokkuriabura. 



13. Rhopalosiphum smilacis n. sp. 



Winged viviparous female — lMrt>- \-ello\v. Antennae fuscous, the first 2 joints 

 an(_l the base of the 3rd fulvous, the jrd joint with about 17 large and small sen- 



