xii CONTENTS 



CHAPTER IV 



PAGE 



COMMON MODES OF INHERITANCE ..... 106 



§ i. Though Prediction in Individual Cases is insecure, there are 

 some Common Modes of Inheritance. § 2. Certain Necessary Saving 

 Clauses. § 3. Blended Inheritance. § 4. Exclusive Inheritance 

 (Unilateral, Absolutely Prepotent, or Preponderant). § 5. Parti- 

 culate Inheritance. § 6. Alternative Inheritance. § 7. Summary 

 of Possibilities. 



CHAPTER V 



REVERSION AND ALLIED PHENOMENA .... II9 



§ 1. What is meant by Reversion. § 2. Suggested Definitions. 

 § 3. Theoretical Implications. § 4. Phenomena sometimes con- 

 fused with Reversion. § 5. " Skipping a Generation." § 6. Men- 

 delian Interpretation of Reversion. § 7. Reversion in Crosses. 

 § 8. Reversion of Retrogressive Varieties. § 9. Interpretations in 

 Terms of Reversion. § 10. Further Examples of Reversion. 



CHAPTER VI 

 TELEGONY AND OTHER DISPUTED QUESTIONS . . . I43 



§ 1. What is meant by Telegony. § 2. The Classic Case of 

 Lord Morton's Mare. § 3. Representative Alleged Cases of Tele- 

 gony. § 4. Ewart's Penycuik Experiments. § 5. Suggestions 

 which explain away Telegony. § 6. Suggestions as to how Telegonic 

 Influence might be effected. § 7. A Statistical Suggestion. § 8. 

 The Widespread Belief in the Occurrence of Telegony. § 9. An 

 Instructive Family History. § 10. A Note on Xenia. § 11. 

 Maternal Impressions, 



CHAPTER VII 

 THE TRANSMISSION OF ACQUIRED CHARACTERS . . 164 



§ 1. Importance of the Question. § 2. Historical Note. § 3. 

 Definition of the Problem. § 4. Many Misunderstandings as to 

 the Question at Issue. § 5. Various Degrees in which Parental 

 Modifications might affect the Offspring. § 6. Widespread Opinion 

 in favour of Affirmative Answer. § 7. General Argument against 

 the Transmissibility of Modifications. § 8. General Argument 



