

THE 



ZOOLOGICAL MAGAZINE 



PUBLISHED BV 



THE TOKYO ZOOLOGICAL SOCIETY. 



Vol. XVII. October, 1905. No. 204. 



CONTENTS. 



PAGE. 



On the Structure of Ceratocephale osaivai Iz. 



By A. IzuKA, BigaJcushi 1 



History of Ichthyology. (I.) 



By De. Jordan. 



Translated by S. Tanaka, BigaJmshi.., 9 



Notes:- 23 



Personal News 24 



Notice. '^^^ Zoological Magazine is publisVied monthly. 



The subscription price for Europe and America is 3 Yen per annum. 



All letters and communications to be addressed to the TOKYO ZOOLOGICAL SOCIETY 

 Zoological Institute, Science College, Imperial University, Tokyo, Japan. 



