CONTENTS. ix 



CHAPTER VII. 



GROWTH OF GEOLOGY. 



PAGE 



Cataclysmal, Uniformitarian, and Evolutionary. — Some 

 Foundation Stones of Modern Geology. — The Evolution 

 Idea in Geology. — Age of the Earth. — Reading the Rock 

 Record. — Problems of Earth Sculpture. — Recognition of 

 Ice-Ages. — The Hand of Life upon the Earth. — The 

 Problem of Petrography. — Influence of Geology. — Note 

 on the Scientific Development of Geography. — An Illus- 

 tration of Oceanography. — Note on Meteorology. — Some 

 Representative Dates and Publications 285 



BOOK THREE. 



SCIENCE OF OEGANISMS : LIFE-LORE. 



CHAPTER VIII. 



THE DEEPENING OF PHYSIOLOGY. 



Historical Outline. — Physiology of the Living Organism 

 as a Whole. — Study of the Functions of Organs. — Study 

 of the Functions of Tissues.— The Life of Cells.— As 

 Regards Protoplasm. — Influence of Physiology. — The 

 Unsolved Secret of the Organism 283 



CHAPTER IX. 



THE STUDY OP STRUCTURE, 



The Morphological Question and its Answers. — Founda- 

 tions of Morphology. — Appreciation of Fossils. — Minute 

 Analysis 329 



CHAPTER X. 



OENEOLOGICAL, 



Geneology. — Development of the Individual. — Experi- 

 mental Embryology. — Heredity and Inheritance. — Dis- 

 tribution of Living Creatures.— Origin of Life 365 



