JOURNAL OF COMPARATIVE NEUROLOGY. VOL. IX. 



PLATE XII. 



4o 



'4S 



4-4- 



5^ 



•^f 



^6 



U 



o>j 



^-6 



45 / ^^ 



'O 



58 



38 



So 



^6 



44 



J/ 



5o \ 62 



60 



07 



48 



57 



Id fa I 

 /29S 



