CONTENTS 



PACK 



PREFACE . . . . . . . . . . . . . v 



SCHEME OF THE CLASSIFICATION ADOPTED IN THIS BOOK ix 



CHAPTER I 



INTRODUCTORY 





CHAPTER II 

 STRUCTURE AND PRESENT DISTRIBUTION OF THE MAMMALIA 



CHAPTER III 

 THE POSSIBLE FORERUNNERS OF THE MAMMALIA 90 



CHAPTER IV 

 THE DAWN OF MAMMALIAN LIFE 96 



CHAPTER V 

 THE EXISTING ORDERS OF MAMMALS : PROTOTHERIA MONOTREMATA . 105 



CHAPTER VI 

 INTRODUCTION TO THE SUB-CLASS EUTHERIA 116 



CHAPTER VII 



EUTHERIA MARSUPIALI A 122 



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