INDEX

Abraxas grossulariata, [100]
Acquired characters, transmission of, [20], [28], [42], [94], [120], [149], [171], [173]
Acraea johnstoni, 290
[Transcriber's Note: No such page number or reference seen.]
Adaptation, [24], [27], [34], [39], [42-45], [50], [58], [79-86], [106], [107]
Adloff, [140]
Alexander, [217]
Ameghino, [132], [138]
Ammon, O., Works of, [271]
Anaea divina, [69]
Anglicus, Bartholomaeus, [237]
Ankyroderma, [40]
Anomma, [44]
Anthropops, [132]
Ants, modifications of, [43-46], [51]
Ardigò, [207], [208]
Argyll, Huxley and the Duke of, [238]
Aristotle, [3], [237], [240]
Avenarius, [211]

Bacon, on mutability of species, [4], [5]
Baehr, von, on Cytology, [99]
Bain, [194]
Baldwin, J. M., [53], [Foot Note 165]
Balfour, A. J., [241]
Barratt, [217]
Bates, H. W., on Mimicry, [70], [76]
- —[232]
Bateson, W., on Heredity and Variation in Modern Lights, [87-110]
- —on discontinuous evolution, [30]
Bathmism, [14]
Bells (Sir Charles) Anatomy of Expression, [177]
Bentham, Jeremy, [217], [218]
Bergson, H., [208]
Berkeley, [200]
Berthelot, [228]
Bickford, E., experiments on degeneration by, [52]
Biophores, [47]
Blumenbach, [89]
Bodin, [256]
Bonald, on war, [273]
Bonnet, [6]
Bouglé, C., on Darwinism and Sociology, [264-280]
Bourdeau, [253]
Bourget, P., [270]
Boutroux, [208]
Brassica, hybrids of, [106]
Brassica Napus, [106]
Broca, [137], [270]
Brock, on Kant, [Foot Note 6]
Brunetière, [274]
Bruno, on Evolution, [4]
Buch, von, [15]
Buckle, [252], [253], [256], [258]
Buffon, [6-15], [21], [88]
Burdon-Sanderson, J., letter from, [Foot Note 224]
Bury, J. B., on Darwinism and History, [246-263]
Butler, Samuel, [9], [Foot Note 17], [Foot Note 57], [Foot Note 61], [94], [Foot Note 66], [107]
Butterflies, mimicry in, [65-83]
- —sexual characters in, [59-63]

Cabanis, [201]
Candolle, de, [270]
Carneri, [217]
Castnia linus, [76]
Caterpillars, variation in, [36], [37]
Cesnola, experiments on Mantis by, [65]
Chaerocampa, colouring of, [68]
Chambers, R., The Vestiges of Creation by, [15]
Chromosomes and Chromomeres, [47], [96-100]
Chun, [Foot Note 36]
Claus, [Foot Note 21]
Clodd, E., [Foot Note 13]
Coadaptation, [41-54]
Colobopsis truncata, [44]
Colour, E. B. Poulton, in relation to Sexual Selection, [61-65]
Comte, A., [200-203], [252-255], [262], [265]
Condorcet, [221], [250], [252], [258]
Cope, [138]
Correlation of organisms, Darwin's idea of the, [2]
Cournot, [265]
Cuvier, [9], [10], [266], [268]
Cytology and heredity, [95], [96], [99], [100]

Danaida chrysippus, [75]
Danaida genutia, [75]
D. Plexippus, [75]
Dantec, Le, [274]
Darwin, Charles, as an Anthropologist, [146-165]
- —on ants, [44]
- —and S. Butler, [Foot Note 61], [94]
- —on Cirripedia, [212]
- —on the Descent of Man, [111-145]
- —evolutionist authors referred to in the Origin by, [9]
Darwin, Charles, and Haeckel, [137]
- —and History, [246-263]
- —and Huxley, [112]
- —on Lamarck, [28], [129]
- —on Language, [124]
- —and Malthus, [16], [24], [91]
- —on Patrick Matthew, [19]
- —on mental evolution, [166-196]
- —on Natural Selection, [21], [41], [54], [55], [122]
- —a "Naturalist for Naturalists," [87]
- —his personality, [187]
- —his influence on Philosophy, [197-222]
- —predecessors of, [1-22]
- —his views on religion, etc., [115], [116], [219-222]
- —his influence on religious thought, [223-245]
- —causes of his success, [10], [90]
Darwin, Charles, on the Vestiges of Creation, [15]
- —and Wallace, [23], [183]
- —on evolution, [7-15], [88]
- —on Lamarckism, [11]
Darwin, F., on Prichard's "Anticipations," [21]
Darwinism, Sociology, Evolution and, [17-18]
Degeneration, [49-51], [93]
Deniker, [137]
Descartes, [4]
Descent, history of doctrine of, [1]
Descent of Man, G. Schwalbe on The, [111-145]
- —rejection in Germany of The, [156]
Diderot, [6], [198]
Dimorphism, seasonal, [30]
Dismorphia orise, [75]
Dragomirov, [273]
Driesch, [Foot Note 67]
Dryopithecus, [132]
Dubois, E., on Pithecanthropus, [132], [137]
Dühring, [214], [277]
Duns Scotus, [200]
Duret, C., [6]
Durkheim, on division of labour, [278]

Ecology, [Foot Note 205]
Eimer, [109]
Elymnias undularis, [73], [75]
Embryology, the Origin of Species and, [154], [155]
Empedocles, [3], [27], [151]
Engels, [277]
Environment, action of, [12], [13], [15]
Epicurus, a poet of Evolution, [4]
Eristalis, [75]
Espinas, [275]
Evolution, and creation, [233]
- —conception of, [3-5], [9], [148], [151], [198]
- —discontinuous, [30]
- —experimental, [5], [7]
- —factors of, [11-15]
- —mental, [194]
- —Lloyd Morgan on mental factors in, [166-196]
- —Darwinism and Social, [18]
- —Saltatory, [29-32]
- —Herbert Spencer on, [204-207]
- —Philosophers and modern methods of studying, [4]
Expression of the Emotions, [177-184]

Ferri, [277]
Ferrier, his work on the brain, 523
[Transcriber's note: No such page number or reference seen]
Fichte, [222]
Flourens, [267]
Flowers and Insects, [61], [78]
Fouillée, [207], [208]
Fraipont, on skulls from Spy, [134]

Gadow, [162]
Gallus bankiva, [102]
Gallon, F., [125], [150], [269]
Geddes, P., [17], [Foot Note 32]
Geddes, P. and A. W. Thomson, [276]
Gegenbaur, [150], [163]
Genetics, [93], [96]
Germ-plasm, continuity of, [95]
- —Weismann on, [46-51]
Germinal Selection, [36], [37], [46-51], [64]
Gibbon, [248]
Giuffrida-Ruggeri, [138], [140]
Giotto, [259]
Gizycki, [217]
Goethe and Evolution, [8], [14], [15], [201]
- —on the relation between Man and Mammals, [161], [163]
- —[221]
Gore, Dr., [226]
Gorjanovič-Kramberger, [134]
Gosse, P. H., [234]
Grapta C. album, [69]
Groos, [187], [188]
Gulick, [15], [53]
Guyau, [217]

Haberlandt, G., [34]
Haeckel, E., on Charles Darwin as an Anthropologist, [146-165]
- —and Darwin, [135-151], [137], [146-165]
- —on the Descent of Man, [137], [143]
- —on Lamarck, [8], [Foot Note 21]
- —a leader in the Darwinian controversy, [137]
- —[217]
Häcker, [33]
Hansen, [272]
Hartmann, von, [240]
Harvey, [4]
Haycraft, [275]
Hegel, [201], [203], [215], [251], [252], [255]
Heraclitus, [278]
Herder, [4], [5], [20]
Heredity and Cytology, [95], [96]
- —Haeckel on, [147], [148], [149], [153]
- —and Variation, [87-110]
- —[219], [224]
Hering, E., on Memory, [153]
Hertwig, O., [150]
History, Darwin and, [246-263]
Hobbes, T., [200], [215]
Hobhouse, [242]
Höffding, H., on The Influence of the Conception of Evolution on Modern Philosophy, [197-222]
Holothurians, calcareous bodies in skin of, [37-41]
Homo heidelbergensis, [Foot Note 118]
H. neandertalensis, [138]
H. pampaeus, [144]
H. primigenius, [133], [134], [138], [144]
Homunculus, [132]
Hooker, Sir J. D., and Darwin, [23], [116]
Huber, [170]
Hügel, F. von, [Foot Note 221]
Hume, [200]
Hutcheson, [216]
Huxley, T. H., and Darwin, [112], [116], [268]
- —and the Duke of Argyll, [238]
- —on Lamarck, [89]
- —on Man, [111], [112], [137], [146], [156], [160], [163]
- —on Selection, [24], [91]
- —on transmission of acquired characters, [149]
- —[14], [24], [104], [231-236], [273], [274]
Hybrids, Sterility of, [104], [105], [106]

Inheritance of acquired characters, [93], [94]
Insects and Flowers, [60], [61], [78], [79]
Instinct, [122], [172-175]
Irish Elk, an example of coadaptation, [41], [42], [45]

Jacoby, Studies in Selection by, [272]
James, W., [180], [191], [211]
Jentsch, [275]

Kallima, protective colouring of, [35], [68], [70]
K. inachis, [68]
Kammerer's experiments on Salamanders, [28]
Kant, I., [4], [5], [6], [27], [198], [211], [212], [217], [221], [222]
Keane, on the Primates, [138]
Keith, on Anthropoid Apes, [138]
Kepler, [198]
Klaatsch, on Ancestry of Man, [140]
Klaatsch and Hauser, [134]
Knies, [266]
Kölliker, his views on Evolution, [29], [150]
Kollmann, on origin of human races, [144]
Korschinsky, [31]
Krause, E., [Foot Note 10], [13]
Kropotkin, [214], [275]

Lamarck, his division of the Animal Kingdom, [160], [161]
- —Darwin's opinion of, [129]
- —on Evolution, [9-14], [21], [25], [171], [172], [173], [179], [180], [201], [202], [253]
- —on Man, [146], [148], [160], [163]
- —[89], [109], [201], [202], [233]
Lamarckian principle, [28], [41-44], [50-54], [67], [84], [86]
Lamb, C., [229]
Lamettrie, [198]
Lamprecht, [260-263]
Lanessan, J. L. de, [Foot Note 17], [275]
Lang, [Foot Note 21]
Lange, [180]
Language, Darwin on, [123], [124]
- —Evolution and the Science of, [178], [179], [188]
Lankester, Sir E. Ray, on degeneration, [268]
- —on educability, [170], [189]
Lankester, Sir E. Ray, on the germ-plasm theory, [150]
Lapouge, Vacher de, [270]
Lartet, M. E., [189]
Lasalle, [266]
Laveleye, de, [275]
Lawrence, W., [89], [Foot Note 65]
Lehmann-Nitsche, [138], [144]
Leibnitz, [4], [5], [213]
Lepidoptera, variation in, [37], [60-63]
Lessing, [4], [221]
Liddon, H. P., [234]
Limenitis archippus, [74]
Linnaeus, [6]
Locy, W. A., [Foot Note 15]
Lovejoy, [Foot Note 56]
Lubbock, [125]
Lucretius, a poet of Evolution, [4]
Lyell, Sir Charles, and Darwin, [23], [116]
- —the uniformitarian teaching of, [89]

Macacus, ear of, [119]
Mach, E., [153], [211]
Mahoudeau, [137]
Maillet, de, [6]
Majewski, [Foot Note 238], [Foot Note 239]
Malthus, his influence on Darwin, [16-18], [21], [24], [91]
- —[200], [273]
Man, Descent of, [126], [127], [128], [131-145], [156-165], [189], [254], [265]
- —mental and moral qualities of animals and, [122-126], [164], [188-192]
- —pre-Darwinian views on the Descent of, [1]
Man, Tertiary flints worked by, [136]
Man, G. Schwalbe on Darwin's Descent of, [111-145]
Manouvrier, [137]
Mantis religiosa, colour experiments on, [65], [68]
Marx, [262], [276-278]
Matthew, P., and Natural Selection, [18], [19]
Maupertuis, [6], [88], [103]
Mayer, R., [197]
Mechanitis lysimnia, [77]
Melinaea ethra, [77]
Mendel, [97-100], [184], [228]
Merz, J. T.,[Foot Note 14]
Mesopithecus, [132]
Mill, J. S., [193], [200], [202], [218]
Mimicry, [70-82]
Moltke, on war, [273]
Monkeys, fossil, [132]
Montesquieu, [248]
Monticelli, [155]
Morgan, C. Lloyd, on Mental Factors in Evolution, [166-196]
- —on Organic Selection, [53]
Morgan, T. H., [99]
Morselli, [138]
Mortillet, [136]
Moseley, [Foot Note 224]
Muller, Fritz, Für Darwin by, [154]
- —on Mimicry, [233]
- —[59], [77]
Muller, J., [147]
Müller, Max, on language, [124]
Mutation, [15], [31], [184], [199], [209]

Nägeli, [109], [151], [153]
Nathusius, [103]
Natural Selection, Darwin's views on, [90], [91], [122], [149]
- —Darwin and Wallace on, [2], [163], [183]
- —and design, [241], [242]
- —and educability, [195]
- —and human development, [125], [256], [257]
- —[16-20], [25], [26], [41], [55-58], [64-86], [87-96], [199], [233]
Neandertal skulls, [133], [134]
Neodarwinism, [150]
Newton, A., [Foot Note 59]
Newton, I., [197], [198]
Niebuhr, [249], [263]
Nietzsche, [214], [271]
Nitsche, [119]
Novicow, [274]
Nuttall, G. H. F., [135]

Occam, [200]
Odin, [270]
Oecology, see [Ecology]
Oenothera lamarckiana, [32]
Oestergren, on Holothurians, [37-39]
Oken, L., [7], [201]
Organic Selection, [53], [54], [172], [173]
Orthogenesis, [109]
Osborn, H. F., [53], [Foot Note 165]
- —From the Greeks to Darwin by, [3-5], [12], [14], [20]
Ovibos moschatus, [67]
Owen, Sir Richard, [111]

Packard, A. S., [Foot Note 12], [Foot Note 18]
Palaeopithecus, [132]
Paley, [18], [242], [244]
Panmixia, Weismann's principle of, [54]
Papilio dardanus, [72], [73], [74]
P. meriones, [73]
P. merope, [72]
Pearson, K., [Foot Note 7]
Penck, [136]
Peridineae, [33]
Perrier, E., [Foot Note 21], [20]
Perthes, B. de, [123]
Pfeffer, W., [28]
Philosophy, influence of the conception of evolution on modern, [197-222]
Pithecanthropus, [133], [134], [138], [143]
Pitheculites, [144]
Plate, [Foot Note 37]
Pliopithecus, [132]
Pouchet, G., [Foot Note 3]
Poulton, E. B., experiments on Butterflies by, [65]
- —on J. C. Prichard, [20]
- —on Mimicry, [69], [71], [75], [78]
- —[Foot Note 34], [Foot Note 43], [Foot Note 49], [Foot Note 55]
Prichard, J. C., [20], [21], [89], [Foot Note 65]
Pronuba yuccasella, [79]
Protective resemblance, [65-70]
Pusey, [115]

Quatrefages, A. de, [Foot Note 21], [19]

Radiolarians, [33]
Ranke, [249], [251], [255], [263]
Rau, A., [153]
Ray, J., [4]
Regeneration, [Foot Note 71]
Religious thought, Darwin's influence on, [223-245]
Reversion, [120], [121]
Ridley, H. N., [Foot Note 88]
Ritchie, [270]
Robinet, [6]
Rolph, [217]
Romanes, G. J., [Foot Note 3], [15], [32], [54], [164], [234]
Roux, [151], [152]
Ruskin, [230]
Rutot, [136]

Saint-Hilaire, E. G. de, [8], [15], [20]
Saltatory Evolution, [29-32] (see also [Mutations])
Sanders, experiments on Vanessa by, [65]
Savigny, [249]
Schelling, [4], [5], [200], [201]
Schleiden and Schwann, Cell-theory of, [147]
Schoetensack, on Homo heidelbergensis, [Foot Note 118]
Schütt, [23]
Schwalbe, G., on The Descent of Man, [111-145]
Seeck, O., [Foot Note 240]
Segregation, [97], [98]
Selection, artificial, [24], [25], [26], [41], [45], [120], [269-272]
- —germinal, [35], [36], [46-52], [64]
Selection, natural (see [Natural Selection])
- —organic, [53], [171], [172]
- —sexual, [55-64], [117], [118]
- —social and natural, [271]
- —[23-86], [103], [129], [130]
Selenka, [131]
Semnopithecus, [132]
Semon, R., [28], [153]
Sergi, [138], [143]
Sex, recent investigations on, [99], [100]
Sibbern, [201]
Smerinthus ocellata, [38]
Smerinthus populi, [38]
S. tiliae, [38]
Smith, A., [200]
Sociology, Darwinism and, [264-280]
- —History and, [255]
Sollas, W. J., [134]
Sorley, W. R., [217]
Species and varieties, [100]
Spencer, H., on evolution, [204-209]
- —on the theory of Selection, [41]
Spencer, H., on Sociology, [268]
- —on the transmission of acquired characters, [149]
- —on Weismann, [41], [150]
- —[2], [17], [217], [231], [268]
Sphingidae, variation in, [37]
Spinoza, [153], [206]
Standfuss, [82]
Stephen, L., [217]
Sterility in hybrids, [104-106]
Sterne, C, [Foot Note 10]
Struggle for existence, [25], [26], [272-274]
Sutton, A. W., [Foot Note 73]
Synapta, calcareous bodies in skin of, [38-41]
Syrphus, [75]

Tarde, G., [279]
Tennant, F. R., [Foot Note 218]
Tetraprothomo, [138], [144]
Thomson, J. A., on Darwin's Predecessors, [1-22]
- —[150]
- —and P. Geddes, [276]
Treschow, [201]
Treviranus, [8], [14], [15]
Turgot, [249]
Turner, Sir W., [150]
Tylor, [267]
Tyndall, W., [267]
Tyrrell, G, [Foot Note 222]

Uhlenhuth, on blood reactions, [135]
Use and disuse, [28], [41-43], [48-54], [94], [95], [119], [149]

Vanessa, [63]
V. levana, [31]
V. polychloros, [82]
V. urticae, [65], [82]
Variability, Darwin's attention directed to, [24]
- —W. Bateson on, [87-110]
- —causes of, [200]
Variation, Darwin's views as an evolutionist, and as a systematist, on, [212]
- —and heredity, [87-110]
- —minute, [28-32]
- —in relation to species, [100], [101]
Varigny, H. de, [6], [19]
Verworn, [136]
Vestiges of Creation, Darwin on The, [15]
Virchow, his opposition to Darwin, [157], [158]
- —on the transmission of acquired characters, [149]
Vogt, [137]
Voltaire, [248]
Vries, H. de, the Mutation theory of, [31], [101], [151], [213]

Waggett, Rev. P. N., on The Influence of Darwin upon Religious Thought, [223-245]
Wallace, A. R., on Colour, [63], [71]
- —and Darwin, [Foot Note 7], [23], [183]
- —on the Descent of Man, [116]
- —on Malthus, [17]
- —on Natural Selection, [2], [16], [163], [232]
Wallace, A. R., on social reforms, [275], [276]
- —on Sexual Selection, [183], [184]
Walton, [237]
Watt, J., and Natural Selection, [21]
Weismann, A., on The Selection Theory, [23-86]
- —his germ-plasm theory, [46-51], [149], [150]
- —and Prichard, [20]
- —and Spencer, [42]
Weismann, A., on the transmission of acquired characters, [93-95]
- —[156]
Wells, W. C, and Natural Selection, [18]
White, G., [3]
Williams, C. M., [217]
Wilson, E. B., on cytology, [99]
Wolf, [249]
Wollaston's, T. V., Variation of Species, [Foot Note 59]
Woltmann, [277]
Woolner, [118]
Wundt, on language, [207], [208]

Xylina vetusta, [82]

Yucca, fertilisation of, [78], [79]

Zeller, E., [Foot Note 3]
Zoonomia, Erasmus Darwin's, [7]

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