THE MUSCLES OF THE HEAD. 



IV 



which extends it. It also has a fleshy attachment to the 

 outer aspect of the body of the quadrate hone. As it 

 passes downwards and forwards beneath the zygoma, it 



Fig. 3. — Under side of skull of Raven. Life-size. Shows the attachment of 

 the muscles found on this aspect of the skull. By the author. 



blends with the fibres of the temporal, and makes its 

 first insertion by a tendinous slip to a small tubercle, 

 situated on the upper border of the jaw, behind the 







