LIST OF PLATES. 



MEDULLA OBLONGATA. 

 Alligator. Ant. Cervical Region. Magnified 35 Diameters. 



Med. Obi. Post. '^ 

 Spinal Accessory. 

 Raphe Cells. 

 Eminentiae Acousticae. 

 Trigeminus. Motor R. 



1 ( 



25 

 100 



200 

 26 



II 



XLV. 



XLVI. 



XLVII. 



XLVIII. 



XLIX. 



L. 



"Longitudinal Section. 



