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V 01' THK 



UNIVERSITY 



CONTENTS 



I'AGK 



PREFACE v 



LIST OF ILLUSTRATIONS IN VOL. I xvii 



TABLE OF THE CLASSIFICATION OF THE ANIMAL KINGDOM . . . xxxi 

 INTRODUCTION 1 



SECTION I 



THE GENERAL STRUCTURE AND PHYSIOLOGY OF ANIMALS .... 10 



1. Amoeba .10 



2. The Animal Cell 14 



3. The Ovum : Maturation, Impregnation, and Segmentation : the 



Germinal Layers 18 



4. Tissues . . .... ... 21 



5. Organs . . 29 



6. The Reproduction of Animals 



7. Symmetry 39 



8. The Primary subdivisions or Phyla of the Animal Kingdom . . 41 



SECTION II 



PHYLUM PROTOZOA 43 



Class I. Rhizopoda . . 



1. Example of the Class Amoeba protetis . 



2. Classification and General Organisation . 

 Systematic position of the Example 



Class II. Mycetozoa 



1. Example of the Class Didymmm difforme . 



2. General. Remarks . . . '' 



Class III. Mastigophora . . . 



1. Example of the Class Euylena viridis 



2. Classification and General Organisation . 

 Systematic Position of the Example 



Class IV. Sporozoa . 



1. Example of the Class Monocystis agilis . 



2. Classification and General Organisation ... 76 



