| Foreword to the Definitive Edition |
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1 | (10) |
| Preface to the First Edition |
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11 | (2) |
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The Theory of Natural Selection |
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The theory of natural selection |
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13 | (4) |
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17 | (5) |
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22 | (7) |
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The Multiformity of Evolution |
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The heterogeneity of evolution |
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29 | (2) |
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31 | (1) |
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Evolution in rare and abundant species |
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32 | (2) |
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Adaptations and their interpretation |
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34 | (3) |
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37 | (3) |
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The three aspects of biological fact |
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40 | (2) |
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The main types of evolutionary process |
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42 | (5) |
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47 | (15) |
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62 | (6) |
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The alteration of genic expression |
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68 | (7) |
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The evolution of dominance |
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75 | (12) |
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87 | (6) |
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Special cases: melanism; polymorphism; fluctuating populations |
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93 | (22) |
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115 | (10) |
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Genetic Systems and Evolution |
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125 | (6) |
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The early evolution of genetic systems |
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131 | (5) |
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The meiotic system and its adjustment |
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136 | (7) |
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The consequences of polyploidy |
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143 | (3) |
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Species-hybridization and sex-determination: conclusion |
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146 | (5) |
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The Species Problem; Geographical Speciation |
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The biological reality of species |
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151 | (19) |
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The different modes of speciation; successional species |
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170 | (4) |
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Geographical replacement: the nature of subspecies |
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174 | (32) |
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Clines (character-gradients) |
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206 | (21) |
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Spatial and ecological factors in geographical divergence |
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227 | (16) |
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Range-changes subsequent to geographical differentiation |
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243 | (16) |
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The principles of geographical differentiation |
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259 | (4) |
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Speciation, Ecological and Genetic |
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Local versus geographical differentiation |
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263 | (2) |
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265 | (19) |
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Overlapping species-pairs |
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284 | (11) |
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Biological differentiation |
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295 | (13) |
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Physiological and reproductive differentiation |
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308 | (8) |
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316 | (7) |
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Divergence with low competition; oceanic faunas |
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323 | (5) |
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328 | (11) |
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Convergent species-formation |
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339 | (12) |
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Reticulate differentiation |
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351 | (5) |
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356 | (26) |
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Speciation, Evolution, and Taxonomy |
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Different types of speciation and their results |
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382 | (5) |
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Species-formation and evolution |
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387 | (3) |
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Modes of speciation and systematic method |
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390 | (22) |
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The omnipresence of adaptation |
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412 | (5) |
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Adaptation and function; types and examples of adaptation |
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417 | (13) |
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Regularities of adaptation |
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430 | (8) |
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Adaptation as a relative concept |
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438 | (11) |
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449 | (8) |
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The origin of adaptations: the inadequacy of Lamarckism |
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457 | (9) |
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The origin of adaptations: natural selection |
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466 | (12) |
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Adaptation and selection not necessarily beneficial to the species |
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478 | (8) |
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Trends in adaptive radiation |
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486 | (8) |
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The selective determination of adaptive trends |
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494 | (3) |
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The apparent orthogenesis of adaptive trends |
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497 | (7) |
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Non-adaptive trends and orthogenesis |
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504 | (12) |
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The restriction of variation |
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516 | (9) |
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Consequential evolution: the consequences of differential development |
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525 | (18) |
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Other consequential evolutionary trends |
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543 | (13) |
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Is evolutionary progress a scientific concept? |
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556 | (3) |
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The definition of evolutionary progress |
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559 | (3) |
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The nature and mechanism of evolutionary progress |
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562 | (7) |
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The past course of evolutionary progress |
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569 | (3) |
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Progress in the evolutionary future |
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572 | (7) |
| Introduction to the Second Edition |
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579 | (47) |
| Introduction to the Third Edition |
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626 | (79) |
| Bibliography |
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705 | (35) |
| Index |
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740 | |