3O2 LILY C. SHUDDEMAGEN. 



PLATE XXVI. 



FIG. 21. A drawing of the entire central nervous system. The dotted lines show 

 the outline of the sacrum in its natural relation to the spinal nerves. The nerves on 

 the left hand side of the figure are all the ventral branches of the spinal nerves. On 

 the right hand side of the figure, the more superficial branches of the spinal nerves 

 are shown. 



