Figure III. 



FIGURE III. — 1, Submentalis; 2» Tongue; 3, Hyoglossus; 4, 

 Levator Glavicula; 5, Petrohyoids; 6, Glottis; 7, Oesophagus. 



FIGURE IV.— 1, Inferior Oblique; 2, Superior Oblique; 3, 

 Levator BuIbi; 4, Rectus Internus; 5, Rectus Externus; 6, Rectus 

 Inferior; 7, Temporalis; 8, Pterygoideus; 9, Auditory Capsule; 10, 

 Petrohyoids; 11, Guoiillaris or Trapezius; 12, Intertransversalis; 13, 

 Retractor Bulbi. (After W. F. Gopeland.) 



