TABLE OF CONTENTS 



Page 



INTRODUCTION xiii 



CHAPTER FIRST. 



THE SPHERE AND FUNDAMENTAL PRINCIPLES OF ZOOLOGY . 1 



CHAPTER SECOND. 

 GENERAL PROPERTIES OF ORGANIZED BODIES ... 11 



SECTION I. 

 Organized and Unorganized Bodies 11 



SECTION II. 

 Elementary Structure of Organized Bodies 13 



SECTION III. 

 Differences between Animals and Plants 17 



CHAPTER THIRD. 



FUNCTIONS AND ORGANS OF ANIMAL LIFE ... 20 



SECTION I. 



Of the Nervous System and General Sensation 20 



A* 



