Plate LXXX 



Fig. 141. The attachment of the submaxillary anlage in a 14 millimeter embryo. 



Columbia Collection, No. 210, X 115, reduced to 5. 

 Fig. 142. The attachment of the submaxillary anlage in an 18 millimeter 



embryo. Columbia Collection, No. 27S, X 115, reduced to 5. 

 Fig. 143. The attachment of the submaxillary anlage in a 21 millimeter 



embr\'o. Columbia Collection, No. 242, X 115, reduced to 5. 



S. Orbital inclusion, pars cylindrica. 



2g. Lingual sulcus. 



JO. Submaxillary anlage. 



joa. Intermediate element of submaxillary flange. 



ji. Postglandular flange. 



jj. Crest of greater sublingual. 



J5. Circumflex sulcus. 



jS. Tongue. 



4J. Palatolingual plane. 



44. .\lveolingual region. 



4y. Palatomandibular plane. 



4'j. Maxillomandibular plane. 



4/. Hypoglossal nerve. 



45. Lingual nerve. 



4Q. Submaxillary ganglion. 



jo. Digastric muscle. 



5/. Mylohyoid muscle. 



j3. Geniohyoid muscle. 



5 ?. Genioglossus muscle. 



j4. Inferior maxilla. 



56. Meckel's cartilage. 



60. Palate process. 



6y. Inferior dental anlage. 



yo. Inferior dental nerve. 



