258 H. M. KINGERY. 



PLATE IV. 



FIG. 13. Egg-cell showing small nuclei formed from the scattered chromosomes. 

 The chromatin material is massed at one side of each of the vesicles. X 670. 



FIG. 14. Egg-cell containing extra-ovular cells connected by protoplasmic 

 processes. One is still connected with the follicle cells outside by a process ex- 

 tending through the zona pellucida. X 670. 



FIGS. 15 AND 16. Final stages in degeneration. Zona pelludica with remnant 

 of oocyte and a few extra-ovular cells inside. X 670. 



