CONTENTS. 



Page. 



Glossary • ix 



Iiitroductioa 1 



Properties cf animals inliabiting shells 2 



Customary uses to which shells and their inhabi- 

 tants are converted ^ ib. 



Enemies to shells and and shell-fish 4 



Directions for collecting shells, and arranging them 



systematically 6 



Methods of preserving and cleaning shells 7 



Classification - 9 



I. Multivalves » ib. 



II. Bivalves 10 



III. Univalves. — 1 . With a regular spire '• • • 11 



2. Without a regular spire ib, 



I. MULTIVALVES. 



Chiton 13 



Lepas 16 



riiou 20 



