Plate \II 



Fig. 15. Adult human subject. Left half of tongue and adjacent structures 

 showing salivary glands of the alveolingual region. Columbia Univer- 

 sity Morphological Museum, No. igSo. 

 I. Main subma.xillary gland. 

 i". Accessory subma.xillary glands. 

 3. Greater sublingual gland. 

 5. Lesser sublingual glands. 

 iS. Stylohyoid and posterior belly of digastric. 



20. Mylohyoid. 



21. Geniohyoid. 



22. Geniohyoglossus. 

 2j. Hyoglossus. 



24. Styloglossus. 



25. Infrahyoid muscles. 

 jj. Facial artery. 



Fig. 16. Right half of tongue and surrounding parts of the same subject as the pre- 

 ceding Fig. 15. Columbia University Morphological Museum, No. loSi. 

 I. Main submaxillary gland. 

 i". i". Accessory submaxillary glands. 

 J. J. Lesser sublingual glands, 

 j'. Isthmian glands. 

 18. Stylohyoid. 



20. Mylohyoid. 



21. Geniohyoid. 



22. Geniohyoglossus. 

 2jj. Hyoglossus. 



24. Styloglossus 

 2(9. Infrahyoid muscles, 

 jj. Facial artery. 

 jS, jS. Lingual nerve. 



Fig. 17. .\dult human subject. Deep dissection of right alveolingual glandular 

 area after resection of mandible. Columbia L'niversity ^Morphological 

 Museum, No. 213,3. 

 7, J. Main submaxillary gland. 

 /", /". .\ccessory submaxillary glands. 

 ;. Lesser sublingual glands. 

 /,V. Stylohyoid and posterior belly of digastric. 

 ig, .Anterior belly of digastric. 



20. Myloh>'oid. 



21. Geniohyoid. 



22. Geniohyoglossus. 



23. Hyoglossus. 



24. Styloglossus. 



2iS. Infrahyoid muscles. 

 jS. Lingual nerve. 

 44. Arcus palatinus. 



