CONTENTS. 



CHAPTER XV. PAGE 



Tactile Sense . . . . 722 



CHAPTER XVI. 

 Taste 737 



CHAPTER XVII. 

 Smell 742 



CHAPTER XVIII. 

 Hearing 749 



CHAPTER XIX. 

 Vision ._ 771 



CHAPTER XX. 

 Cranial Nerves 820 



CHAPTER XXI. 

 Reproduction 841 



Index .873 





