3^ 



Number 10 MAY, 1923 



THE AMERICAN ANATOMICAL 



MEMOIRS 



numiers i to 7 inclusive appeared as memoirs 

 The Wistar Institute of Anatomy and Biology 



EDITED BY 



GEORGE S. HUNTINGTON 



Columbia University 



with the collaboration of 



CHARLES R. STOCKARD and HERBERT M. EVANS 



Cornell University Medical School University of California, Berkeley 



ANATOMICAL AND PHYSIOLOGICAL STUDIES 



ON THE GROWTH OF THE INNER EAR 



OF THE ALBINO RAT 



TOKUJIRO WAD A 



THE WISTAR INSTITUTE OF ANATOMY AND BIOLOGY ^ . 



PUBLISHED BY 



THE WISTAR INSTITUTE OF ANATOMY AND BIOLOGY 



PHILADELPHIA, PA., U. S. A. 



