98 



NERVOUS SYSTEM OF VERTEBRATES. 



Fig 46— Diagrams to represent the extent and arrangement of the funcUona 

 divisions in the brain of a selachian. A, projection upon the mesial plane; B and 

 C sections taken at the levels indicated by the arrows. C g., corpus gemculatum. 

 i; superior secondary gustatory nucleus. Other legends and symbols are ex- 

 plained in the figure. Compare with Figure 11. 



