. 
INDEX. 
Divergence—Continued. 
In Use not Necessarily Useful Divergence, 
258-260. 
Through Reflexive Selection not Always 
Useful, 259. 
Not Explained by Advantage of Uniformity, 
261. 
Under One Set of External Conditions, 262. 
Domestic Races: 
Reveal the Method of Evolution, 12. 
The Production of, 13-22. 
Their Continuance, 13. 
Their Transformation, 14. 
Their Divergence, 17. 
Their Stability, 19. 
Their Amalgamation, 20. 
Affected by Acquired Habits, 20-22. 
Adaptation to the Rational Environment, 13. 
Dorninational Selection and Election, 82, 86—87. 
Dyer, W. T. Thiselton: 
Specific Differences Must be Advantageous, 
218. 
Are Dextral and Sinistral Forms 
tageous, 218. 
Election: 
Need of Such a Term, 51. 
Defined, 53. 
As Objectionable as Selection, 54. 
Its Use Must be Decided by Election, 55. 
Coincident, Illustrated, 66. 
Reflexive, 81-114. 
Conjunctional, 82-83. 
Dominational, 82, 86-87. 
Institutional, 82, 114. 
Sexual, 83-84. 
Social, 83-85. 
Filio-parental, 83-86. 
Environal, 115-118. 
Endonomic, 115-118. 
Habitudinal, 115-118. 
Aptitudinal, 115-118. 
Heteronomic, 115-118. 
Natural, 115-118. 
Artificial, 115-118. 
Environal— 
Mode of Influence, 80, 115-129. 
Selection, 115-118. 
Isolation, 115-128. 
Election, 115-118. 
Partition, 115-129. 
Eskimo, the, Protected by Blubber, 62. 
Evolution: 
Of Habitudes, 46, 48. 
Of Race, 47. 
Determinate, of Terminology, 50. 
Controlled by the Organism, 46, 49, 156, 158. 
Six Conditions for Racial, 79. 
Six Conditions for Habitudinal, 80. 
Determinate, of Animals, 158. 
Divergent, 159-183, 262. 
Monotypic, of Fight Forms, 187-188. 
Monotypic and Polytypic, 198. 
Divergent, and Darwinian Theory, 262. 
Inconsistencies of Utilitarianism in, 262. 
Advan- 

265 
Evolution, Papers on, by John T. Gulick, 262. 
Fecundal Selection, 90-95. 
In Human Races, 92. 
Equals Peacson’s ‘‘Reproductive Selection,”’ 
92. 
Filio-parental Selection, 83. 
And Big Heads, 86. 
And the Normal Number of Offspring, 91-92. 
Free Crossing Within the Group a Condition of 
Evolution, 79. 
Formula (1), 181. 
Formula (2), 181. 
Used in Constructing Table V, 182. 
Formula (3), 105. 
Formula (4), Used in Making Table A, 105. 
Four Principles of Segregation, The: 
Analysis of, 79-136. 
Chief Divisions of, 79-81. 
The Modes of, 80. 
Classification of the Forms of, 137-143. 
Galton, Francis: 
‘Possible Improvement of the 
Breed,” 113. 
Statistical Methods, 154. 
“Types and Their Inheritance,’’ 186. 
Giddings, Franklin H., Control of Evolution, 49. 
Habitudes: 
As Acquired Characters, 48. 
As Traditional Forms of Accommodation, 
57, 60. 
Influencing Aptitudes, 57, 67. 
Hawaiian Snails, Evolution of: 
Their Distribution, 1-3, 26-29. 
Small Areas of Distribution, 1, 26. 
Areas of Arboreal Species Smallest, 2. 
Divergence in Different Valleys, 2, 26. 
Diversity of Selection Insufficient Exvlana- 
tion, 27. 
Tsolation and Variation Essential Factors, 29- 
Community of Descent Secures Unity, 29. 
Ten Genera of Achatinellide, Illustrated, 
37-43. 
Headley. F. W.: 
“Problems of Evolution,’ 46, 52, 55, 56. 
Selection Controlled by the Organism, 46. 
Criticism of Intensive Segregation, 55-56. 
Heredity: 
And Tradition, 46, 51, 58. 
Molding of Heredity and Variation, 60. 
Aptitudes as Inherited forms of Adaptive 
Variation, 60. 
A Condition of Evolution, 79. 
As Fundamental as Variation, 79. 
Heteronomic— 
Influences, 141-142. 
Selection and Isolation, 141. 
Election and Partition, 142. 
Demarcation, Intensification, Segregation, 
142. 
Factors were Emphasized by Darwin, 158. 
Huxley, T. H., Ethics Opposed to the Cosmic 
Process, 157. 
Human 
