Plate XIX. — Lon-gitudinal and Vertical Section, showing interior of right Guttural Pouch, 



THE RIGHT SIDE OF THE LaRYNX, PhaRYNX, &C. 

 Spinal cord in foramen magnum. 2. Supra-occipital bone. 3. Cerebellum. 4. Posterior diverticulum. 

 Probe passed through occipito-styloid muscle. 6. Interior of right guttural pouch. 7. Styloid cornu of hyoid bone. 

 Probe in eustachian tube. 9. Inner surface of right cerebral hemisphere. 10. Fornix. II. Corpus callosum. 

 ;. Ethmoid bone. 13. Communication between nasal chamber and pharynx. 14. Right wall of pharynx. 

 ;. Soft palate. 16. Isthmus of fauces. 17. Epiglottis. 18. Right arytenoid cartilage. 19. Interior of trachea. 

 20. Cricoid cartilage. 21. Basi-occiput. 



