318 



THE MAMMALIAN EMBRYO. 



Fig. 99. 

 A. 



[chap. 



B. 



Views of the Blastodermic Vesicle of a Kabbit on the 

 Seventh Day without the Zona. A. from above, B. 

 from the side. (From KoUiker.) 



ag. embryonic area ; ge. boundary of the hypoblast. 



