July 20th, 1915. Vol. XXXV., Art. 9. 



. jfc 3fc brt B *: * 



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jüM 9 1916 



JOURNAL 



OF THE 



COLLEGE OE SCIENCE, 



IMPERIAL UNIVERSITY OF TOKYO. 



Ekitaro NOMURA: 



On the aquatic Oligoehaete. 



Monopylephorus limosus (Hat ai). 



TOKYO. 



PUBLISHED BY THE UNIVERSITY. 



TAISHÔ 4. 



