THE DEVELOPMENT OF THE UROGENITAL SYSTEM. 443 



TAUSSIG, F. J. : The Development of the Hymen. Am. Jour, of Anal., Vol. VIII, 1908. 



WIESEL, J.: Ueber die Entwickelung der Nebennieren des Schweins, besonders der 

 Marksubstanz. Anat. Hefte, Bd. XVI, 1900. 



WILSON, E. B.: Studies on Chromosomes. Jour, of Exp. ZodL, Vol. II, 1905, Vol. Ill, 

 1906. Vol. VII, 1909. 



WINIWARTER, H.: Recherches sur Povogenese et 1'organogenese de 1'ovaire des Mammi- 

 feres. Arch, de Biol., T. XVII, 1900. 



WOODS, F. W.: Origin and Migration of the Germ-cells in Acanthias. Am. Jour, of 

 Anat., Vol. I, No. 3, 1902. 



