Plate XMI 



Fig. i6. Series 325, slide 16, row 4, section 3, X 80, reduced i. 

 Fig. 17. Series 325, slide 16, row 3, section 6, X 80, reduced J. 



1. Buccal sulcus. 



J. Orbital inclusion. 



12. Dorsal accessory submaxillary. 



7j. Postglandular flange. 



14. .\Ivcolar sulcus. 



16. Intermediate sidcus. 



21. Meckel's cartilage. 



2H. Superior dental anlage. 



yi. Lingual nerve. 



ji. Submaxillary ganglion. 



32. Hypoglossal nerve, 



jj. Buccal nerve. 



j^. Ectopalatine sulcus, 



jf. Accessory ectopalatine sulcus. 



41. Submaxillary mesenchymal condensation. 



