CONTENTS. 



Notes on Two Now Species of Fishes from the Lake Biwa, Tab. III. 



By Prof. C. Ishikawa 161 



On the Japanese Species allied to the Sin José Scale in America, Tab. IV. 



By Prof. C. Sasaki 16& 



On an Apparently New Species of Argonauta from the Tertiary of Izuuio, Tab. V. 



By S. Yoshiwara 17+ 



