THE FEMALE 



47 



Blood vessel 



Theca externa 



ThecQ interna 



Theca externa 

 ThecG interna 



Follicle cells 



Figure 2 



Theca interna 

 Pigment 



Figure 3 



Point of follicular rupture 

 Follicle ceils | ^^/ Theca externa 



Blood vessel 







Nucleolus 



Point of follicular rupture 



1 



Follicle cell 



Follicle cells 

 Theca interna 

 Theca externa 

 Blood vessel 



Figure 4 



Vegetal pole 

 GROWING OOCYTES OF THE FROG 



