CONTENTS OF VOLUME FIRST. 



INTRODUCTION, Page 1 



I.VERTEBRATA. 



Class I. MAMMALIA, ' 22 



Class II. BIRDS, 166 



Class III. REPTILES, 331 



Class IV. FISHES, 371 



Preparation and Preservation of Objects in Natural His- 

 tory, 495 



List of Books, 511 



