CONTENTS OF VOL. L 



List of Plates ... •.• 



List of Woodcuts ... 



List of Genetic Tables ... 



Preface to the First Edition 



Preface to the Third Edition 



Prometheus 



Faust ... ... 



PAOK 



xiv 



XV 



xviii 

 xix 



xxvii 

 XXX vii 

 xxxvii 



CHAPTER I. 



THE FUNDAMENTAL LAW OF THE EVOLUTION OF ORGANISMS. 



General Significance of the History of the Evolution of Man. — Ignor- 

 ance of it among the so-called Educated Classes. — The Two 

 Branches of the History of Evolution. — Ontogeny, or the History 

 of Germs (Embryos), and Phylogeny, or the History of Descent (or 

 of the Tribes). — Causal Connection between the Two Series of 

 Evolution. — The Evolution of the Tribe determines the Evolution 

 of the Germ. — Ontogeny as an Epitome or Recapitulation of Phy. 

 logeny. The Incompleteness of this Epitome. — The Fundamental 

 Law of Biogeny. — Hei'edity and Adaptation are the two Foi-mative 

 Functions, or the two Mechanical Causes, of Evolution. — Absence 

 of Purposive Causes. — Validity of Mechanical Causes only. — Sub- 

 stitution of the Monistic or Unitary for the Dualistic or Binary 

 Cosmology. — Radical Importance of the Facts of Embryology to 

 Monistic Philosophy. — Palingenesis, or Derived History, and Keno- 

 genesis, or Vitiated History. — Histoiy of the Evolution of Forms 

 and Functions. — Necessary Connection between Physiogeny and 



