XTl] 



THE MALE GENERATIVE ORGANS 



157 



tz 





-a 



:>-:i 



,-^.jrrfX, :.~.y?^ 



y 



,— ^ .•■- O. .■•'^^•.•'~ 



Fig. 78. Transverse section through penis of monkey (from Marshall), a erectile 

 tissue, /^urethni, c artery, (/nerve, e sensoiy end organ, /fold of epithelium, 

 g surface epithelium. 



