628 SAMPSON. 



EXPLANATION OF PLATE XXXIII. 



Fig. 8. Median sagittal section under I. Camera drawing, X 28. 



Fig. 9. Cross-section through buccal mass on one side under II. Camera 

 drawing, X 28. 



Fig. 10. Cross-section through buccal mass on one side more posterior than 

 Fig. 9. Camera drawing, X 28. 



