INDEX 



523 



Steinach, E., 454 



Steinmann, G., 6 



Stejneger, 117 



Sterilization laws, 479, 480 



Stock on graft, no influence of, m, 334 



Stockard, C. R., 322, 335 



St. Helena, fauna of, 107-9 



St. Hilaire, E. G., 21, 22, 220 



Strangevvays, T. S. P., 125 



Sturtevant, A. H., 437 



Subsidizing the fit, 480-82 



Survival of the Fittest, 223-30 



Swainson, 122 



Synapsis, 298, 407 



Systema Naturae, of Linnaeus, 117 



Tail, vestigial in man, 152, 153 



Talent, the production of, 499, 500 



Tasmanian Wolf, 127 



Tayler, J. L., 253-56 



Taxonomy, the method of, 119-20 



Teleology, 13 



Termites, 214, 215 



Tetrakinetic theory of Osborn, 274, 275- 



83 

 Thales, 11 



Theologians, the early Christian, 14, 15 



Thompson, A., 153 



Thomson, J. A., 97, 191, 205-18, 323- 

 30, 380-85, 393-400 



Tibia, flattening of, in man, 162 



Tomes, C. S., 161 



Tower, W. L., 321, 322, 360, 361, 377 



Toyama, K., 393, 395 



Trihybrid ratio, 391, 392 



Trilophodon, 76, 77, 78, 79 



Tschermak, 40, 43, 380, 393 



Turner, Sir W., 161 



Tuttle, E., 483 



Twins, evidences from in support of 

 classification, 122 



Typhlopidae, 119 



Uhrschleim, 12, 16 

 Uniformitarianism, 22, 23 

 Unit characters, Mendelian, 386 

 Urtica dodarti, 394, 395; U. pilulifcra, 

 394, 395 



Vam-ssa io, 314, 3^5 



Variation, 307-22; classification of, 

 308-11; concept of, 308; continuous 

 and discontinuous, 311, 346; and 

 development, 311; and environment, 

 312; germinal, 308; nature of, 309, 

 310; polygons of, 366, 367; somatic, 

 308; statistical study of, 365-70; 

 universality of, 307, 308 



Vasectomy, 479 



Vestigial structures, evidences from 



60, 140-63 



Virchow, R., 91, 240 

 Volta Bureau, 474 



Wagner, M., 269, 270 



Walcott, C. W., 62, 64, 67 



Wallace, A. R., 17, 26, 27, 36, 97-100, 

 110-13, 122, 239 



Walter, H. E., 373, 473-83 

 Warning coloration, 202, 203 

 Weismann, A., 3, 7, 30, 31, 32, 195, 247, 



258, 260, 263-68, 281, 330-31, 428 

 Weismannism, 7 

 Weldon, W. F. R., 256, 257 



Whales, comparative anatomy of, 131- 

 Ss; embryology of, 179, iSo 



White, G., 206, 212, 213 



White, T. H., 320 



Whitman, C. O., 35 



Whitney, D. D., 335 



Whymper, 479 



Wilberforce, Bishop, 28, 29 



Williston, S. W., 35, 83, 85 



Wilson, E. B., 6, 44, 401 



Wings, comparative anatomy of, 134 



Woltereck, R., 315, 316, 335 



Woods, F. A., 466-72 



Woodward, 88, 92 



Woolner, 155 



Wordsworth, W., 507 



Wright, Sewall, 164, 165 



Wyman, Professor, 150 



Xenophanes, 12 



Zca mays, 395 



Zicgler, E., 326 



Zoea larva of Pcneus, 1 70 



Zygote, 165, 297 



