BraniiinPs Mall +: 263 
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Gh, PAPA 
Fic. 23. | Bre, 24. 
Fic. 22. Section through the body of the embryo, 11 mm. long (No. 109). 
%10. The liver is attached to the septum transversum, st; 3, first rib; 
1, third rib. 
Fic. 23. Section through the embryo, deeper than in Fig. 22. Just in 
front of the septum transversum in the liver is seen a section of the ramus 
hepatica sinistra and coming forward the ramus hepatica media. 
Fic. 24. Section through the same embryo showing the umbilical vein, 
recessus umbilicalis and the ramus arcuatus. Behind in the liver is the 
vena cava, to its left the open right omphalo-mesenteric vein (see Fig. 25); 
in front is the gall bladder and between it and the omphalo-mesenteric vein 
in the ramus arcuatus. 
