584 
Blumenbach, 86 
Bodin, 536 
Boltwood, B. B., 578, 579 
Bonald, on war, 471 
Bonnet, 7 
Bonney, T. G., 368 
Bonnier, G., 235° 
Bopp, F., on language, 515, 516 
Boveri, C., on Darwinism and Sociology, 
465-476 
Bourdeau, 534 
Bourget, P., 470 
Boutroux, 454 
Boveri, T., 1101, 1034 
Brachiopods, history of, 198 
Brassica, hybrids of, 99 
Brassica Napus, 415 
Broca, 131, 470, 522 
Brock, on Kant, 61 
Brown, Robert, 404, 407 
Brugmann and Osthoff, 527% 
Brugmann, 5278 
Brunetiére, 472 
Bruno, on Evolution, 5 
Buch, von, 13 
Biicher, K., 504? 
Buckland, 273, 361, 365 
Buckle, 534, 536, 538 
Buffon, 7-13, 17, 86, 319 
Burchell, W. J., 270, 273, 274, 276, 283- 
286 
Burck, W., 422 
Burdon-Sanderson, J., letter from, 483! 
Bory, J. B., on Darwinism and History, 
529-542 
Butler, A. G., 282 
Butler, Samuel, 9, 11, 86?, 88!, 90, 911, 99 
Biitschli, 0., 103 
Butterflies, mimicry in, 50-63 
— sexual characters in, 46-48 
Cabanis, 449 
Campbell, 555 
Camels, geological history of, 193 
Camerarius, R. J., 403 
Candolle, A. de, 297, 298 
Candolle, de, 469 
Cannon and Davenport, experiments on 
Daphniae by, 266 
Capsella bursapastoris, 421 
Carneri, 461 
Castnia linus, 58 
Catasetum barbatum, 407 
C. tridentatum, 406 
Caterpillars, variation in, 28, 29 
Index 
Celosia, variability of, 74 
Cereals, variability in, 77-84 
Cesnola, experiments on Mantis by, 50 
Chaerocampa, colouring of, 52 
Chambers, R., The Vestiges of Creation by, 
13 
Chromosomes and Chromomeres, 36,91-94, 
103-110 
Chun, 261, 256 
Cieslar, experiments by, 243 
Circumnutation, Darwin on, 397-399 
Claus, 12? 
Cleistogamy, 412, 423 
Clerke, Miss A., 5551? 
Clodd, E., 8? 
Cluer, 414! 
Clytus arietis, 283 
Coadaptation, 32-42 
Codrington, 506 
Cohen and Peter, 256 
Collingwood, 287 
Colobopsis truncata, 34 
Colour, E. B. Poulton on The Value in 
the Struggle for life of, 271-297 
— influence and temperature on changes 
in, 258, 259 
— in relation to Sexual Selection, 47-50 
Colours, incidental, 271, 272 
— warning, 281, 282 
Comte, A., 448-450, 466, 533-535, 540 
Condorcet, 463, 532, 533, 538 
Cope, 131 
Coral reefs, Darwin’s work on, 367-370 
Correlation of organisms, Darwin's idea 
of the, 4 
Correlation of parts, 67 
Corydalis claviculata, 388 
Cournot, 465 
Couteur, Col. Le, 79, 82 
Crookes, Sir William, 567 
Criiger, on Orchids, 407 
Cunningham and Marchand, on the brain, 
523 
Curie, M. and Mme, 570, 571, 578 
Cuvier, 8, 9, 171, 185-188, 199, 466, 468 
Cycadeoidea dacotensis, 207 
Cycads, geological history of, 203-209 
Cystidea, an ancient group, 199 
Cytology and heredity, 91, 93, 94, 102-111 
Cytolysis and fertilisation, 252, 253 
Czapek, 394, 396! 
Dalton’s atomic theory, 565, 566 
Dana, J. D., on marine faunas, 320 
Danaida chrysippus, 57 
