URINOGENITAL ORGANS. 



291 



posteriorly into the side of the 

 mullerian duct forms the oviduct ■ 



cloaca. In the female the 

 its abdominal opening is far 



-m 



diairammat rffrom 'c°afsr 1> nrosta e''t,°' ." " T/^' ""^^ * ^ *'^'^^'« salamander, partly 

 the kidney ; K/c'oTcaXovWue'^™£t''^^^^ (mesonephric) duct of 



tudinal duct ; or o a?; T testis ,4 v^VaPffL^'^ ™"^ct,'ng t"b"Ies passing to the lon^i- 

 of the male. ^ ' ' '* '^''*'' efferentia ; Wg longitudinal (mesonephric) duct 



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 



