136 



INTERNAL SECRETIONS 



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Fig. 67. — Section through testicle of rabbit 6| months old, with eunuchoid penis 

 (Prot. Nr. 95, unilaterally castrated at age of 6 weeks; of same litter as 

 Fig. 68.) Complete spermatogenesis; spermatozoa present in the 

 epididymis. Interstitial cells with little protoplasm; nucleus smaller 

 than in Fig. 68; cells with spindle-shaped nuclei prevail. — Prepar. and 

 design of Wagner. 



