Plate XXV 



Fig. 5. Cynocephalus hamadryas. Arabian baboon. Columbia University 

 Morphological Museum, Xo. 2151. 



1,1. Submaxillary gland and duct opening. 



2, 2. Greater sublingual gland and duct opening. 



J. Lesser sublingual glands. 



5, 5. Parotid gland and duct opening 



6. Accessory parotid gland. 

 g. Digastric. 



10. Mylohyoid. 



13. Lingual nerve. 



14. Facial vein. 



15. Facial nerve. 



ig. E.xternal jugular vein. 



