ILLUSTRATIONS 



84. — Broad, Forwardly-Directed Nose of Human 

 FcETUs (A), (after Kollmann) and Gorilla 

 FcETUS (B), (from Schultz, after Deniker) 161 



85. — Connections of the Frontal, Ethmoid and 



Sphenoid Sinuses with the Nasal Meati 163 



(After Keith.) 



86. — Development of the Face in Man .165 



(From Eidmann, Entic. d. Zakne. . . , Hermann Meus- 

 ser, Berlin). 



A. Embryo of about 9 millimeters length. (From 

 Eidmann, after His.) 



B. Embryo of about 10.5 millimeters length. (From 

 Eidmann, after His.) 



C. Embryo of about 11.3 millimeters length. (From 

 Eidmann, after Rabl.) 



D. Embryo of about 15 millimeters length. (From 

 Eidmann, after Retzius.) 



E. Embryo of about 18 millimeters length. (From 

 Eidmann, after Retzius.) 



87. — Development of the Face in Man {continued) 166 



A. Late foetal stage: embryo of 52 millimeters length. 

 (From Eidmann, after Retzius, Entw. d. Zdhne. . . , 

 Hermann Meusser, Berlin.) 



B. Diagram of adult face, showing derivation of 

 different areas from the primary embryonic parts. 

 (Modifled from Keith.) 



88. — Nasal Profiles and Related Parts in Man 168 

 (After Schultz.) 



A. Negro child. 



B. Negro adult. 



C. White child. 



D. White adult. 



Median or septal cartilage, black, 

 xxxiv 



