254 



INTERNAL SECRETIONS 



the mammary gland of the rabbit. 

 Two mammary glands of a normal rabbit during heat. 



PiQ^ 113^ — Influence of the corpus luteum 

 — From Ancel and Bouin. 



A. 



B. Virginal rabbit 5 days after a sterile coition. 



highly developed glands. 



C. Virginal rabbit about 5 days after punction of ripe follicles 



Confluence of both 



