491 



of descending portion), and posteriorly by the vena cava inferior and 

 the anterior surface of the right suprarenal body. The depth of this 

 fossa varies considerably according to the development of the caudate 

 process, but diminishes in the later foetuses and is usually almost 

 obliterated before birth. From the bottom of this fossa, near the inner 

 border of the vena cava, a small somewhat tubular peritoneal diverti- 



L./. 



^ L 



Fig. 1. Postero-inferior view of the liver from a foetus of the sixth month (No. 39) 

 showing the areas of the liver in contact with the pancreas. ^ 3. 



A.c. area of processxis caudatus in contact with the head of the pancreas. A. p. 

 area of processus papillaris which is in contact with the neck and body of the pancreas. 

 Lohns Spg. Spigelian lobe of the liver. L.l. left lobe. L.q. quadrate lobe. L.r. right 

 lobe. L.om. lesser omentum (cut). P.c. processus caudatus. P.p. processus papillaris. 

 V.f. vesica fellea. V. C. inf. vena cava inferior. 



culum usually extends downward for several millimeters behind the 

 posterior surface of the head of the pancreas. This diverticulum is 

 variable in size, and was found in about 60 7o of all specimens ex- 

 amined. It seems to be less frequent during the later foetal months, 



