CONTENTS. 
PREFACE 
INTRODUCTION ... 
CHAPTER I.—The Geographical Distribution of the Shell- 
Purple Industry 
CHAPTER II.—Shell-Trumpets and their Distribution in the 
Old and New World 
CHAPTER III.—The Geographical Distribution of the use of 
Pearls and Pearl-Shell 
CHAPTER IV.—The use of Cowry-Shells for the Purposes of 
Currency, Amulets, and Charms .. 
APPENDIX I. 
APPENDIX II. 
BIBLIOGRAPHY .. 
INDEX 
xl 
30 
7O 
209 
211 
