Plate X. 



Opening of the Guttural Pouches (Hyo- 



vertebrotomy) According to Viborg 



AND Chabert. 



Head and neck of recumbent = horse viewed 

 from the side, sin, Stylo maxillaris muscle ; p, 

 parotid gland ; /, guttural pouch ; k, larynx ; 

 st, sterno-maxillaris muscle ; r, rectus capitus 

 anticus major muscle ; c, external carotid artery ; 

 e, external maxillary artery ; i, internal maxil- 

 lary artery ; v, external maxillary vein ; s, 

 probe ; a, wing of atlas. 



