N 



The cerebellum, medulla oblongata, and pons Varolii removed, the brain then cut 

 along the median line and laid open, to show its ventricles and their fibrous structure. 

 M M The anterior part of the brain. N N Posterior part of the brain, e e Vertical sec- 

 tions of the great inferior ganglions color, bluish white, c c The black substance in 

 the centre of the great inferior ganglions, o o The cords of the mammary bodies which 

 plunge into the interior of the great inferior ganglions, t Mammary body of the right 

 side, the left being cut away, r r Optic nerves, n n Olfactory nerves, a a Great su- 

 perior ganglions color, reddish grey. 



FIG. 



A Front part of the right hemisphere of the brain. B Gieat inferior ganglion. 

 C Great superior ganglion. 



