I III BON] 5 OF TH1 1 



tin orbit. 'I he malar bone pn »enl thre< 



or temporal surface, and iheorbitoi rmed by the upper -•.;: 



The orbital surfaa 

 margin (Fig. 95 . It articulates with the orbital 

 bone, is usually separated from the orbi ol the maxilla by tl 



maxillary ind forms a portion of the floor and 



Upon this urface is the zygomaticoorbital joramen I . leadii 



whose external 1 the zy mporal and 



frequentl) 1! ndent 1 ther, in which 



zygomaticoorbital foramina I 



The quadrilateral malar plate malar 



temporal surfa< e. Ii artii by means of its ani 



process of the maxilla, and in common with the orbital plate it 

 proa I 3 ami 89), which passes upward, forming th< 



articulates with t! imatic of the frontal bone and tl. 



wing of the sphenoid The : 



articulating with the matic i the temporal I 



between tl itic and the adjacent bones have been • 



be reviewed in another place (page 80). The malar 

 (Fig. 89 1; the temporal surface, th< 



1 

 ■ 



lift- by a suture w hii 



its development and lividual, 



no Ii 



THE MANDIBLE. 



I he mandiblt Figs. 90 

 nected to the remaining I ■■ a joint insl tures. 1 



portions, a body and two rami. The upper end 

 an anterior pointed corotu 



U ing parated by the n body 



is an approximately paraboloid bony plal 

 pass vertically upward. It- inferior margin 

 margin is the alveolar portion, and contain-, in the adult, 

 teeth, which are separated from each oth 



the alveolar process is called the <;.': and the i f the teeth, pari 



oi the front one-, expand the thin bony mass of the pi idinal ri<: 



upon the surface oi the bone, the all 



The middle oi the external surface oi the body oi the mandible exhibits a rough projection, 

 the mental protuberance (Fig. .hich marks the un - of 



the bono (Fig. 89), and to either side oi this pr of the mandible 



