PLATE 2 



EXPLANATION OF FIGURES 



6 Section through ovotestis, showing atresic follicle (E) and atrophic tubules 

 (T) side by side. 



7 Section through testis, showing at ,4 seminiferous tubules, at B, cpididy- 

 mal (?) tubules. 



8 Portion of seminiferous tubule, showing spermatozoa. 



9 A portion of tubular epithelium of testis, to show active cell division. 

 10 A portion of figure 8, still more highly magnified. 



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