

'■^ ^-^»^ 



Rq.B 



Ast-ii-i^ - 



Rs. A 



Fig. 13 A Pancreas and duodenum of 140 mm. pig foetus, ventral view; com- 

 plete injection. The larger ducts only have been shown. X 4. 



Fig. 13 B Fully detailed drawing of a portion of the same specimen, as indi- 

 cated by the lines. The ducts are now entirely tree-like. D, duodenum; .V, 

 point of injection. X 40. 



229 



