CONTENTS. 



Preface ... - 



Introduction 



Chaptbr 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 .. 

 {NDE5f ... 



Page 

 ix 



30 

 70- 



123 

 195 

 207 

 209 



