no 



THE STUDY OF SIX AND TEN MILLIMETER PIG EMBRYOS 



Spinal ganglion 



Nolochord' 

 Dorsal aorta 



Peritoneal cavity 

 Lesser sa& 



Common hepatic vein 

 (R. mlelline) 



R. ventral lobe liver 



R. ventricle 



'Spinal cord 



Spinal nerve 



Post, cardinal item 

 Upper limb bud 

 Stomach 



L. ventral lobe of liter 



L. ventricle 



FIG. III. Transverse section through the stomach of a 6 mm. pig embryo. X 26.5. 



Spinal cord 



M-votome 



Nolochord 

 Post, cardinal vein 

 Dorsal aorta 



Inf. vena cava 



Portal vein 

 R. umbilical vein 



Hepatic diverlicitlum 



Peritoneal cavity 



Post, cardinal vein 



Upper limb bud 



Dorsal mesogastrmm 

 Dorsal Icbe of liver 



L. vitelline vein 

 L. umbilical vein 



FIG. 112. -Transverse section through the hepatic diverticulum of a 6 mm. pig embryo. 



X 26.5. 



