CONTENTS. 
° —+— 
GENERAL 
CHAPTER I ‘ 
PAGE 
GENERAL SURVEY OF THE ANIMAL KINGDOM 5 « FE 
CHAPTER II 
PHYSIOLOGY c , ‘ i . é * 2 
CHAPTER III 
MORPHOLOGY. . 7 . : . » 34 
CHAPTER IV 
EMBRYOLOGY . : A . . ' » 52 
CHAPTER V 
PALLONTOLOGY . . . . . » 97 
CHAPTER VI 
DocTRINE OF DESCENT . ‘ a i " . 84 
