Plate LV 



Fig. 40. Same embryo as preceding. Parotid and orbitoparotid of left side. 



An enlarged detail of Fig. 36, X 350, reduced to f. 

 Fig. 41. Reconstruction of the ectal surface of the epithelium of the right 



buccal sulcus in a 14 millimeter embryo. Columbia Collection, No. 



211, X 300, reduced to {. 



1. Buccal sulcus. 



2. Angulus oris. 



7. Orbital inclusion, pars lata. 



S. Orbital inclusion, pars cylindrica. 



12. Parotid anlage. 



15. Orbitoparotid interval. 



