342 



Veterhiary Obstetrics 



md 





Fig. 6o. Human Embryo of aholt 2S days, showing limb buds. (His). 



I to V, Brain vesicles, f , F, P, f^ Cephalic, cervical, dorsal and 

 lumbar flexures, op, Eye. ot. Otic vesicle, ol, Olfactory pit. 

 mx, md, Maxillary and mandibular processes of first visceral 

 arch, sp, Sinus precervicalis. h',h'-', Heart. 1, 1', Limbs, als, 

 Allantoic stalk, ch, Villous chorion. (Heisler. ) 



