Pl,ATE VIII. 

 LlGATlON OF THE PAROTID DUCT. 



Fig i. Segment of the left ranms of the in- 

 ferior maxilla of the horse seen from the right 

 and beneath, sp, usual operative field ; , ex- 

 ternal maxillary artery ; v, external maxillary 

 vein ; st, st, parotid duct. 



Fig. 2. Life size of operation field at sp, fig. i ; 

 fl, external maxillary artery ; v, external maxil- 

 lary vein ; st, parotid duct ; m, masseter muscle. 



