CONTENTS. 



CHAPTER I. 



PAGE 



Introductory 1 



CHAPTER IT. 



Processes in Heredity 4 



Natural and Acquired Peculiarities, 4. — Transmutation of Eemale 

 into Male measures, 5. — Particulate Inheritance, 7. — Family 

 Likeness and Individual Variation, 9. — Latent Characteristics, 

 11. — Heritages that Blend, and those that are mutually Ex- 

 clusive, 12. — Inheritance of Acquired Faculties, 14. — Variety 

 of Petty Influences, 16. 



CHAPTER III. 



Organic Stability 18 



Incipient Structure, 18. — Filial Relation, 19. — Stable Forms 20. — 

 Subordinate Positions of Stability, 25. — Model, 27. — Stability 

 of Sports, 30.— Infertility of Mixed Types, 31— Evolution 

 not by Minute Steps only, 32. 



CHAPTER IV. 



Schemes of Distribution and op Frequency 35 



Fraternities and Populations to be treated as units, 35. — Schemes 

 of Distribution and their Grades, 37. — The Shape of Schemes 

 is independent of the number of Observations, 44. — Data for 

 eighteen Schemes, 46. — Application of Schemes to inexact 

 measures, 47. — Schemes of Frequency, 49. 



