base (at the base of stiij^ma). Cornicles somewhat Ioniser. Cauda much slenderer 

 than the cornicles, nearly as long- as tlie taisi. l-ei^s fulvous, femora, apices of 

 the tibiae, and the tarsi, infuscated. 



LenLjth — 1.3 mm.;exij, 5.2 mm.; antennae 1.5 mm.; coi nicies 0.2 mm.; cauda 

 0.09 mm. 

 Pupa — Differs from the wini^^ed vix'iparous female as follows: 

 Antennae broader, the 3rd, 4th and 5th joints subequal, the 6th somewhat in- 

 fuscated, the 3rd with a few indistinct sensoria. Wing-sheath pale brownish, with 

 2 fuscous stripes. Cornicles and cauda shorter, the latter being much broader. 

 Legs shorter and broader. 



Length — 1.4 mm.; antennae 1 2 mm.; cornicles 0.1 iiim.; cauda 0.07 mm. 

 Hab. — Hokkaido (Sapporo); m the latter part of June, 1917, collected by 



the author in the Botanical Garden of our College. 

 F. P — Photlnia villosa ; attaclving the under surface of the leaves. 

 Nom. Jap. — Kaiuatsiika-kurojmyabual?/irn. 



4. Sappaphis n. g. 



Somewhat allied to Apliis \^., but differs from the latter as follows: 

 Winged viviparous female — Bod)' with woolly secrection. Antennae broad, 

 with many minute hairs, the 3rd joint subequal to the 4th and 5th combined ; an- 

 teihinarial scarcely 1 ^ times as long as tlie postrhinarial. First furcal arises from 

 one third part near the base of media, the space between the 2nd oblique and 

 media broiider than tiie space between the first and 2nd oblique ; stigma shorter 

 and in a shape of fusiform. Cornicles short, c\-lindrical, somewhat longer than 

 the tarsi, cauda short and broad. 



Genotype — Sappaphis pin Mats. 



26. Sappaphis piri n. sp. (PI. I. f 1, ;i, b, c). 



Winged vixiparous female — Bod\' fuscous, abdomen fulvous. Antennae much 

 shoiter tlu'.n the l)ody, ihe 3rd joint w iili about 23 sensoria all over the ui);)er sur- 

 face, the 4tl) with about 5 small sensoria on the outer side. Wings with a very 

 light fulvous tinge, veins and stigma fuscous, 2nd furcal at the middle of the lirst. 

 Abdomen on the sides fuscous spotted, with about 5 fuscous bands at the apical half 



