LIST OF ILLUSTRATIONS.

GLOSSARY.

TRANSLATOR'S PREFACE.

TABLE: CLASSIFICATION OF THE ANIMAL WORLD.


CHAPTER 1.1. THE FUNDAMENTAL LAW OF ORGANIC EVOLUTION.


CHAPTER 1.2. THE OLDER EMBRYOLOGY.


CHAPTER 1.3. MODERN EMBRYOLOGY.


CHAPTER 1.4. THE OLDER PHYLOGENY.


CHAPTER 1.5. THE MODERN SCIENCE OF EVOLUTION.


CHAPTER 1.6. THE OVUM AND THE AMOEBA.


CHAPTER 1.7. CONCEPTION.