PYRAMID TRACT IN SQUIRREL AND CHIPMUNK 157 



Fig. 30 

 Fig. 31 

 Fig. 32 

 Fig. 33 

 Fig. 34 

 Fig. 35 

 Fig. 36 

 Fig. 37 



36 



Transverse 

 Transverse 

 Transverse 

 Transverse 

 Transverse 

 Transverse 

 Transverse 

 Transverse 



section, eighth cervical segment. X 12. 

 section, second thoracic segment. X 12. 

 section, seventh thoracic segment. X 12. 

 section, twelfth thoracic segment. X 12. 

 section, first lumbar segment, X 12. 

 section, third Imnbar segment. X 12. 

 section, first sacral segment. X 12. 

 section, fourth sacral segment. X 12. 



