' 



/ rontal sinus 



A'.' .7 suture 



~al bone 



Perpendicular 



pl.itc 



tai process of maxilla 



bone) 





' 



■ ■ 



Fig. 73. 



o 



To/r/er 

 itamaxillary suture 



■ ■ < 



ite boru . . 



of maxilla 



■ 









■ioi- 

 dal ■ 

 crest 



venal 



en 



4 



Irontnl process 







-V '^ 



. 



y'.j/./rt- /inia s s 



/ 



9 ' 



. 



I 





rf 



/ ronttU pra < 1 1 



Zygomatic process 



J 



r 



I 



lana 



ttt 



