THE CEREBRAL NERVES 



359 



,'N. vestib.--- 



4 mm. 7 mm 



Pars. sup. 



' *""''' "\ N '' 



N. each. 



-- N.vestib- 



R. amp. sup. 



R. amp. lot. 



R. amp. sup. 



-R. amp. lot. 



LATERAL VIEW 



MEDIAN VIEW 



FIG. 362. The development of the acoustic ganglia and nerves. The vestibular ganglion is 

 finely stippled, the spiral ganglion coarsely stippled (Streeter). 



