CONTENTS. 



CHAPTER I. 



PAGE 



Nature of Animals Processes of Life Tissues and Organs 

 Symmetries of Animals I 



CHAPTER II. 



Classification of Animals Method of naming Resem- 

 blances of Relationship and of Adaptation Mimicry 

 Parasites The Seven Sub-kingdoms of Invertebrate 

 Animals Each Animal has a Life History, not a mere 

 Growth Rudimental Organs Tendency to Individual 

 Variety 6 



CHAPTER III. 



Conditions of Distribution in Time and Space Freshwater, 

 Marine, and Terrestrial Life Methods of Study of 

 Zoology 13 



CHAPTER IV. 



Sub-kingdom i. Protozoa : Rhizopods Amoebae Sun- 

 Animalcules Gregarines and Radiolarians . . .18 



