65 



narrow and ends not abruptly. 



2. 2 obLques of the hind wings much nearer to each other at the 

 bases and the elongated line of the 2nd oblique meets with the 

 first oblique near the base, while in the other species being 

 widely separated from the first oblique. 



3. Galls - Pale yellowish brown in colour, some of them having 

 a reddish colour, the forms of the gall is not constant, some 

 being waternut-shaped, with many pointed protuberances, when 

 the insects take wings numerous small round holes are made 

 on the sides near the bases, where being commonly fuscous 

 coloured the larger one measuring about 40 by 30 mm. 



Hab. -Honshu (Shizuoka and Osaka). 



F. P. Rhus semialata; a large quantity of these galls were procured 

 from a drug-store and now are preserved in the laboratories of Prof. 

 Y. Niishima and mine. 



Nom. Jap. - Nurudeno-o-ibofushi. 



The minute details of S. chinensis Licht, is not well described and 

 without seeing the type T can not identify it well. But according to 

 the description of the galls, which is very bimillar to those of intermedia 

 might be the same species with 8. chinensis Licht. 



The gall and insect of Schlechtendalia chinensis, which was described 

 by Lichtenstein, have been obtained from China and the exact iden- 

 tification with that of the Japanese gall- insect was not made by any 

 body. 



6. Gen. Nurudea n. gen. 



Closely allied to Schlechtendalia Licht, but differs from it in the 

 following points: 



