5g R. Takahaslri. 



winsless, were observed on November 25, 192.3. at Botan and Kusukusu, Koshun. 



Oregma lanigera Zehnt. 



Many apterous and winged viviparous females were found on a Mi scant hus 

 on October 21, 1923, at Taihoku. 



Cerataphis lataniae Boisd. 



Numerous apterous and a few winged forms were observed on Areca 

 catechu on September 5, 1924, at Taihoku. 



Some apterous females and two nymphs of the winged form were collected 

 on Pathos seemanni (Aroideae) at Urai on duly 6, 1925. 



