June 23rd, 1 922. Vol. XLIV., Art. 2. 



:^ ^ IM X 



m m m m 



m ^ ^ 1^ m mw, m> 



JOÜENAL 



OP THE 



COLLEGE OF SCIENCE, 



IMPERIAL UNIVERSITY OF TOKYO. 



Tokio Kaburaki, 



On some Japanese Freshwater Triclads ; with a Note on the 

 Parallelism in their Distribution in Europe and Japan. 



TOKYO. 



Published by the univeksity. 



TAISHO XL 



