MULLERI4N DUCT ARISES 

 INDEPENDENTLY ST INV4GIN4TI0N 

 OF THE COELOMIC EPITHELIUM 

 OVERLYING MESONEPHRIC KIDNEY 



AT The cephalic end of the 



LATTER STRUCTURE DUCT 



GROWS BACK TO JOIN THE CLOACA 



COMPARE WITH C-3 C - 7. 



Fig. 351 — (Continued) 



See legend on pp. 798 and 799. 



800 



