PLATES 



PLATE I. Diagrams showing Vertebrate development; stages 

 I and II. Based upon a stereogram by KINGS LEY. 



PLATE II. Diagrams showing Vertebrate development ; stages 

 III and IV. Based upon a stereogram by KINGSLEY. 



PLATE III. Development of uro-genital system in Amniotes 

 from stage of sexual indifference (a) to male ^b), 

 and to female (c). In part after GEGENBAUR. . 



PLATE IV. Longitudinal median sections of Vertebrate brains 

 corresponding to the first half of the series in Fig. 

 117 in the text, [(b) and (c) after EDINGER]. 



PLATE V. Longitudinal median sections of Vertebrate brains 

 corresponding to the second half of the series in 

 Fig. 117. [After EDINGER] . . . . 



PLATE VI. Diagram of cranial nerves in Anamnia. [After 

 WIEDERSHEIM]. ...... 



PLATE VII. Diagram of cranial nerves in Anmiota. [After 

 WIEDERSHEIM]. ...... 



PLATE VIII. Inter-relation of Trigeminus, Facialis, Glossopharyn- 

 geus, and Vagus, together with the sympathetic 

 ganglia in man. Based upon diagrams by several 

 anatomists (ARNOLD, GRAY, GEGENBAUR). . 



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