PLATE III. 



Fig. 13. Fibers of N. lateralis posterior. X I'^O. 



Fig. 14. Ci'oss section of dorsal columns of medulla, near the cephalic end. 

 X 41%. 



Fig. 15. Utricular and saccular ganglia and I'oot of N. trigeminus II 

 (horizontal section). X 66%. 



Fig. 16. Entrance of posterior branch of N. lateralis anterior with JSi. 

 trigeminus II into the medulla, x 108%. 



Fig. 17. N. trigeviinus II within the medulla. X 41%. 



Fig. 18. Entrance of anterior branch of A", lateralis anterior with N. tri- 

 geminus I into the medulla. X 66%. 



