CONTENTS: 



Page 



A List of a Collection of Lepidoptera from Formosa. 



By T. Mivake 53 



Die Cicadinen Japans. 



Von Dr. S. Matsumura 83 



Zur Kenntnis der Suessvvasser-Bryozoenfauna von Japan. 



Von Dr. AsAjlRO Oka 117 



An Annotated List of Plankton Microrganisms of the Japanese 

 Coast. 



By K. Okamura 125 



Corrigenda to Miyake's paper " A list of a collection of Lepidoptera from Formosa. 

 P. 80. Instead of A'icaa forinosana n. sp, 

 read Nkaa (?) forinosana n. sp. 



