FIGURE 16fl 

 169 Same, section 44. X 200. 



1 Sympallictic nerve. 



4 Atrophying embryonal vein. I'orniing kernel in interior of develo])- 



ing and i-eplacin"; lymphatic .space. 



5 Extraintimal or perivenou.s lymphatic space surroundinfi degener- 



ating embryonal \ cin. 

 N Oesophagus. 

 40 InnoMiinate \'ein. 



