CONTENTS. 



GLOSSARY ...... ............................. Page 



CHAPTER I. 



General Observations ........................ . ...... 9 



Properties of animals inhabiting shells ....... ... ..... . . 10 



Customary uses to which shells and their inhabitants are 



converted .................................. .... 10 



Enemies to shells and shell-fish .................. .... 12 



Directions for collecting shells, and arranging them systema- 



tically ......................................... 14 



Methods of preserving and cleaning shells ....... . ...... 15 



CHAPTER II. 



Description of the animals inhabiting shells ... .......... 18 



CHAPTER III. 



CLASSIFICATION .................................. 21 



I. Multivalves .................................... 21 



II. Bivalves ...................................... 21 



III. Univalves. 1. With a regular spire .............. 22 



2. Without a regular spire ............ 23 



