INDEX 



519 



Homologies, evidences from, 60 

 Homozygote, 390 

 Hooker, Sir J., 109, 223, 247, 330 

 Hormone theory of sex differentiation, 



454-56 



Hormones, 454 

 Horse: ancestry of, 8; feet and teeth in 



fossil pedigree of, 72; fossil pedigree 



of, 70, 71, 72, 73 

 Horseshoe-crab, 127 

 Hrdlicka, A., 86 

 Hudson, W. H., 206 

 Human antiquity, evidences of, 93, 94 

 Human conservation, 473-83 

 Humanity, future of, 95, 96 

 Humerus, perforations of, in Quadru- 



mana, 162 



Hurst, C. C., 43, 393, 396, 399, 400 

 Hutton, J., 22, 57 



Huxley, T. H., 28, 29, 62, 63, 91, 208 

 Hyatt, A., 35 

 Hybridization and the origin of species, 



43 

 Hyracotherium, 71 



Immigration and eugenics, 475-76 



Immunity coloration, 203 



Induction, a temporary change in 



germ-cells, 335, 336 

 Infant mortality movement, 494 

 Inheritance: of acquired characters 



(see Acquired characters); of brachy- 



dactylism, 460; of cataract, 461; 



of feeble-mindedness, 459, 462-64; 



of human characters, 459-72; of 



insanity, epilepsy, etc., 459, 465, 466; 



in royalty, 466-72 ; sex-linked, 433-40 

 Insanity, inheritance of, 465 

 Intraselection, 268 

 Isolation: biologic, 272; geographic, 



269-72; theories of, 20, 32, 33, 260- 



73; reproductive, 272, 273 



Jennings, H. S., 261, 377, 378 



Johannsen, W., 369, 376, 377 



Johnson, R. H., 484-96 



Jones, D. F., 448 



Jordan, D. S.,4, 32, 33, 34, 63, 64, 65, 66, 



121, 165-74, 188, 195, 202, 270, 271, 



273, 478, 479> 482 

 Joule, J. P., 277 

 Judd, J. W., 10, 23, 24 



Kallima, 201, 204, 250 



Kammerer, P., 336 



Kant, E., 15, 1 6 



Kellogg, V. S., 4, 32, 33, 34, 63, 64, 65, 



66, 121, 165-74, 188, 195, 202, 245- 



47, 253, 266, 273 

 Kelvin, Lord, 67, 68, 277 

 Kinetogenesis, 35 

 King, C., 67 

 Klebs, E., 312, 313 

 Knight, T., 40 

 Kohlreuter, J. G., 40, 41 

 Korchinsky, H., 36 



Lamarck, J. P., 7, 10, n, 18, 19, 20, 21, 



118, 247, 307, 330, 345 

 Lamarck ism, 7, 21, 247 

 Lang, A., 395 

 Laplace, P. S., 57 

 Laplacian hypothesis, 67 

 Laughlin, H. H., 474 

 Le Conte, J., 3, 46-53 

 Leibnitz, 15 

 Leighty, C. E., 370 

 Lemuroidea, 126 

 Lepas, metamorphosis of, 171 

 Lepidosiren, 236 



Leptinotarsa decemliniata, 321, 361, 377 

 Lillie, F. R., 455, 456 

 Lino, lapponica, 396 

 Lincoln, A., 24 

 Linkage, in Mendelian heredity, 441- 



48; chromosome theory of, 442; 



measurements of, 444, 445 

 Linnaeus, 16, 43, 117 

 Locy, W. A., 41, 42, 43 

 Loeb, C., 461 

 Loess Man, 85 

 Lotsy, J. P., 43 

 Love, H. H., 370 

 Lowell, J. R., 330 

 Lucas, A. H. S., 218 

 Lucretius, 14 



Lull, R. S., 3, 5, 24, 25, 73, 76, 79, 81-96 

 Lychnis, 393, 436 

 Lydekker, R., 178 

 Lyell, Sir C., 3, 8, 23, 26, 57, 58, 67 



Maas, O., 180 



Macdougal, D. T., 319, 320, 361, 362 



McCracken, I., 396 



