Contents 



J'llgO 



Introduction 1 



Notes on the morpliology of the nymphs of Apliidinae 2 



Certain Formosan Aphidicke, with descriptions of tlie nymphs of some of the 



species 15 



Certain Japanese Aphididae , ^01 



Food plant catalogue of tlie Formosan Apliididae (Supplement) 119 



Plates. 

 Index. 



