CONTENTS. 



PREFACE Ill 



CHAPTER I. Introduction 1 



CHAPTER II. The ALLUVIAL DEPOSITS OF THE PLAIN OF Tokio... U 



CHAPTER III. The DILU^^ÄL deposits : 16 



CHAPTER IV. The TERTIARY deposits OF Oji 26 



CHAPTER V. The tertiary deposits within the precincts of 



Tokio 50 



CHAPTER VI. The tertiary deposits of the environs of Yoko- 

 hama 59 



CHAPTER VII. The tertiary deposits of other parts of Japan. 67 



CHAPTER VIII. Summary 77 



EXPLANATION OF PLATES 83 



