588 
Haeckel, E., on Lamarck, 8, 12? 
— on Language, 526 
— a leader in the Darwinian controversy, 
130, 131 
— on Lyell’s influence on Darwin, 379 
— 125, 351, 461 
Hicker, 25 
Hagedoorn, on hybridisation, 250 
Hales, 8., 223 
Hansen, 471 
Harker, A., 340, 3492 
Harrison, J. E., on The Influence of Dar- 
winism on the Study of Religions, 494-511 
Hartmann, von, 489 
Harvey, 5 
Haupt, P., on Language, 517 
Haycraft, 473 
Hays, W. M., 80, 82 
Hegel, 449, 450, 459, 583, 535 
Heliconius narcaea, 57 
Heliotropism in animals, 265-267 
Henslow, Rev. J. 8. and Darwin, 2, 281, 
286, 343, 348, 355 
Hensen, Van, 378 
Herbst, his experiments on sea urchins, 255 
Heracleitus, 475, 565 
Herder, 5, 6, 16 
Heredity and Cytology, 91, 102-111 
— Haeckel on, 138, 139, 142 
— and Variation, 85-101 
— 462, 477 
Hering, E., on Memory, 142 
Herschel, J., 357, 375 
Hertwig, R., 108? 
Hertwig, O., 103, 10473, 140, 256 
Hertz, 567 
Heteromorphosis, 263 
Heterostylism, 409-413 
Heuser, E., 1035 
Hewitt, 506! 
Heyse’s theory of language, 519 
Hinde, G. J., his work on Funafuti, 369 
Hipparion, 191 
Hippolyte cranchii, 261 
Hirase, 210 
History, Darwin and, 529-542 
Hobbes, T., 448, 459 
Hobhouse, 491 
Horrpine, H., on The Influence of the Con- 
ception of Evolution on Modern Philo- 
sophy, 446-464 
Hofmeister, W., 1021, 209, 223 
Holmes, 8. J., on Arthropods, 264, 265 
Holothurians, calcareous bodies in skin of, 
29-32 
Index 
Homo heidelbergensis, 1291 
H. neandertalensis, 131 
H. pampaeus, 136 
H. primigenius, 128, 129, 131, 182, 135 
Homunculus, 127 
Hooker, Sir J. D., and Darwin, 18, 116, 277, 
288 
— on Distribution of Plants, 304, 307- 
311 
— on Ferns, 69, 70 
— Letter to the Editor from, 1, 2 
Horner, L., 361-363, 374 
Horse, Geological history of the, 
192 
Huber, 427 
Hubert and Mauss, 4981, 5051, 509! 
Hubrecht, A. R. W., 548! 
Hiigel, F. von, 481? 
Humboldt, A. von, 4, 324 
Humboldt, W. von, 516 
Hume, 448, 495, 496 
Hutcheson, 460 
Hutton, 342 
Huxley, T. H., and Darwin, 113, 
468 
— and the Duke of Argyll, 488 
— on Embryology, 174, 175, 176 
— on Geographical Distribution, 321, 322, 
327 
— on Lamarck, 86, 87 
— Letter to J. W. Judd from, 380? 
— on Lyell, 338, 379, 380 
— on Man, 112, 118, 130, 137, 145, 147, 
149. 
— on The Origin of Species, 113, 497 
— on Selection, 18, 88 
— on Teleology, 274! 
— on transmission of acquired characters, 
139 
— 12, 18, 97 471, 472, 482-487 
Hybridisation, 242, 248-250, 416, 422 
Hybrids, Sterility of, 97, 98 
Hyracodon, 192 
190- 
116, 
Iberis umbellata, 419 
Ikeno, 210 
Imperfection of the Geological Record, 187, 
188 
Ingenhousz, on plant physiology, 223 
Inheritance of acquired characters, 89 
Insects and Flowers, 47, 60, 282 
Instinct, 120, 429-431 
Instincts, experimental control of animal, 
263-269 
Ipomaea purpurea, 414, 415 
