604 Gideon S. Dodds. 



EXPLANATION OF FIGURES 



14. Outline sLetch of embryo of stage 8, showing number and distribution 

 of germ-cell's. X 45. 



15. Outline sketch of embryo of stage 10, showing number and distribution 

 of germ-cells. X 45. 



16. Outline sketch of embryo of stage 12, showing number and distribution of 

 germ-cells. X 45. 



17. Side view of embryo of stage 13, showing number and distribution of germ- 

 cells. X 24. 



