Plate LXXXI 



Fig. 144. Reconstruction of the alveolingual region and adjacent parts 6f the 

 mouth of a iq millimeter embryo. Columbia Co. lection, No. 253 

 Left side, X 57, reduced to k. 



Fig. 145. The same reconstruction, right side. 



5. Orbital angle. 



6. Orbital inclusion. 

 J2. Parotid. 



24. Inferior alveobuccal glands. 



JO. Submaxillary gland. 



jj. Greater sublingual gland. 



j8. Tongue. 



jp. Frenulum. 



4g. Submaxillary ganglion. 



jo. Digastric muscle. 



5/. Mylohyoid muscle. 



52. . Genioglossus muscle. 



65. Inferior dental anlage. 



66. Postgeaial mesenchymal condensation. 

 yj. Masseter muscle. 



02. Trachea. 



96. Plica sublingualis. 



gS. Esophagus. 



