IV CONTENTS 



No. 4. MAY 



S. VValteu Hanson. The fasciculus cerebro-spinalis in the albino rat. Ten 

 figures 411 



C. W. Prentiss. On the development of the membrana tectoria with reference 

 to its structure and attachments. Fourteen figures 425 



H. L. WiEMAN. Chromosomes in man. Ten figures 461 



Jean Redman Oliver. The spermiogenesis of the Pribilof fur seal (Cal- 

 lorhinus alascanus J. and C). Thirty-eight figures 473 



