Fig. 7. CRANIO-CEREBRAL TOPOGRAPHY. 



1, i, Fissure of Rolando. 



2, Fissure of Sylvius, main portion. 



3, Vertical limb of same. 



4, Horizontal limb of same. 



5, Intraparietal sulcus. For the remaining fissures, sulci, and convolutions consult 

 Fig. 23. 



6, Skin. 



7, Bone. 



8, Dura. 



