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E. A. BAUMGARTNER 



and is divided by an indefinite median line into a right and a 

 left part of which the left is the longer and covers the left ven- 

 tral surface and a part of the lateral wall of the stomach. The 

 right portion or lobe though somewhat shorter, covers the ven- 



Fig. 8 Transverse sections of an Amblystoma embryo 14 mm. long, taken 

 at level of attachment of cystic duct to the gall-bladder. X 35. D, duodenum ; 

 G.B., gall-bladder; Li., liver; P., pancreas; Sp., spleen; St., stomach. 



Fig. 9 Transverse section of an Amblystoma embryo 13.5 mm. long, taken 

 at the same level as figure 8. X 35. For abbreviations, see figure 8. 



Fig. 10 Transverse section of an embryo 15 mm. long, taken at the same 

 level as figure 8. X 35. For abbreviations see figure 8. 



