Plate LXIV 



Figs. 82-87. Right parotid anlage of a 10 S millimeter embryo. Columbia 

 Collection, No. 277. Series of alternate sections, X 115, reduced to 5. 



I. Buccal sulcus. 

 12. Parotid anlage. 

 I/'. Orbitoparotid sprout. 



25. ■ Superior alveobuccal sulcus. 



26. Inferior alveobuccal sulcus. 

 4t. Palatomandibular plane. 

 46. Ma.\iLlomandibular plane. 

 54. Inferior ma.xilla. 



5<5. Meckel's cartilage. 



62. Ectopalatine sulcus. 



64. Superior dental anlage. 



65. Inferior dental anlage. 

 70. Inferior dental nerve. 

 g4. Facial vein. 



