206 



TEXT- BOOK OF EMBRYOLOGY. 



Ilium 



1 



Crural nerve 



Pubic bone (cartilage) 

 Obturate 



Pubic bone (cart: 

 rr W- Obturator nerve 



| I^chium 



Ischiadic nerve 



} 4. J 



FIG. 184. Cartilage of right side of pelvic girdle of a human embryo of 13.6 mm. 



(5 weeks). Peter sen, 

 The numerals indicate the vertebrae; the first sacral being opposite the ilium. 



Ilium 



Crural nerve 

 >..v. T _. Pubic bone (cartilage) 



J f Obturator nerve 

 - Ischium 



Ischiadic nerve 



FIG. 185. Cartilage of right side of pelvic girdle of a human embryo of 18.5 mm. 



(8 weeks). Peter sen. 



The numerals indicate the vertebrae; the first and second sacrarbeing opposite the ilium. 

 Compare with Fig. 184. 



