URINOGENITAL ORGANS. 



291 



posteriorly into the side of the cloaca. In the female the 

 mullerian duct forms the oviduct ; its abdominal opening is far 



a 



Fio. 163. Urinogenital organs oi the left side of a a male, and b a female salamander, partly 

 diagrammatic (from Claus). Dr prostate glands ; HI longitudinal (mesonephric) duct of 

 the kidney ; Kl cloaca ; Mg oviduct ; N kidney with collecting tubules passing to the longi- 

 tudinal duct ; or ovary ; T testis ; ve vasa efferentia ; Wy longitudinal (mesonephric) duct 

 of the male. 



forward, and posteriorly it opens laterally into the cloaca. It 

 generally persists as a vestige in the male. The cloaca possesses 

 a vesicular ventral appendage the cloacal or allantoic bladder 



