Plate LIX 



Figs. 40-57. Right parotid anlage of a 13.5 millimeter embryo. Columbia 

 Collection, No. 189. Serial sections, X 115, reduced to 5. 



I. Buccal sulcus. 



12. Parotid anlage. 



26. Inferior alveobuccal sulcus. 



5f). Meckel's cartilage. 



62. Ectopalatine sulcus. 



64. Superior dental anlage. 



65. Inferior dental anlage. 

 70. Inferior dental nerve. 



