i5o 



MORPHOLOGICAL TYPES 



dorsal side, close to the prostate gland. The bladder and 

 vasa deferentia lead into a tube, the urethra, which runs 

 through and opens to the exterior at the end of the penis. 





Fig. 64. — Lepus : dissection of the female urinogenital system seen from 

 the ventral side. 



For explanation of lettering, see Fig. 65. 



The testes arise near the roof of the peritoneal cavity, 

 suspended by mesenteries. When here, they are said to be 

 in the abdominal position, for later on they descend ventrally 

 and backwards into the scrotal sacs. The spermatic cords, 

 containing the artery from the dorsal aorta, show the path 



