INDEX 



195 



Ceram, friar bird and oriole, 144. 

 Ceratophora stoddartii, PI. 34. 

 Cerebral hemispheres, man, 164, PL 92. 

 Ci'i'itra vinula, 140, PI. 78, 

 i.',rrns, antlers, 107, PL 43. 

 Chtzrocampa elpenor, 139, 140, PI. 78. 

 Chaimleo l>ifnrcus and owenii, PI. 34. 

 Change, in environment makes evolution 



rapid, 26; of function in organs, 38, 

 Chapman, Frank M., 49. 

 C/iaiiliodes cor nut us, PI. 31. 

 Chemistry, Intro. i\. 



Chemistry, relation of life processes to, iSS. 

 Chickens, domestic, breeds of, 29, 30, PI. 



12-19; embryos, PI. 38 ; reject noxious 



insects, 130; sexual coloration, 150, PI. 



12-15. 



Chimpanzee, 164, PI. 91-34. 

 Chinese, segregation, 168. 

 Choice in mating, 48; in marriage, 180. 



See Sexual selection. 

 Chologaster, 95. 



Chordt'iles virginianus, PI. 82. 

 Christianity, effect on evolution, 179. 

 Cicada septemdecim, 51, PL 29. 

 Cidaria cncullata, PL j6 : galiata and 



ocellata, PL 55. 

 Classification, 88. 

 Claus, C., PL 41. 

 Climate, cause of segregation, 61; of Alaska 



and Siberia, 52. 



Cobra, imitated by moth, 142, 143. 

 Coccinclla, PL 73. 



Coccyx, man and apes, .164, 165, PL 91. 

 Ccerostris >ni trails, PL 64. 

 Colewort, varieties of, PI. j-S. 

 Colimts, -I'irgiiiidiiits, PL 49. 

 "College Botany" (Bastin), PI. 88. 

 Coloborhombus fasciatipennis, PL 73. 

 Color, adaptation in butterfly pupae, 121, PL 



59; aggressive, 125-127; alluring, 127- 



129; animals, 116151; change, 121, 



Pl.jjS; classification of color phenomena, 

 116; confusing, 147-149; convergence 



in warning color, 134; flowers, 151-163; 



insects and color of flowers, 159 et seq. : 



mimicry, 135-146; recognition marks, 

 146-147; seasonal, 121, 126, 127, PL 57; 



sexual, 52, 149-151; signals, 146-147; 

 use and disuse and color of flowers, 75; 

 warning, 129-134. 

 Colorado potato-beetle, 131, PL 69. 

 "Colors of Animals, The " (Poulton), 116, 

 139, 190. 



"Colors of Flowers, The" (Grant Allen), 

 162, 163, 190. 



Colitmlia Ih'ia, 31, PL 20. 



Community, length of life in communal 

 animals, 21 ; unit in struggle for exist- 

 ence, 24. 



Complexity, increases during growth of an 

 organism, 96; in more recent fossils, 106; 

 varying degrees of, 90, 97. 



Composites, 90. 



Confusing coloration, 147-149, PL 83. 



Convergence in warning coloration, 134. 



Cony, protective color, /'/. jy. 



Cope, E. D., PI. 46, 190. 



Cofe-poda, 57. 



Coral polyp, gastrula, 102. 



Correlation, of organs, 33, 34, 38; between 

 innate characters and attainments, 178; 

 between vigor and secondary sexual 

 characters, 58. 



Coi'Tiis a/iu'riciiiiiis, 1 10. 



Cotton-tail rabbit, confusing coloration, 148; 

 protective coloration, PL jj ; signals, 

 146. 



Coulter, J. M., 190, 191. 



Courtship, lairds, 49, PL 23, PL 24, PL 27 ; 

 tish, 52, 150; Gn o-; on relation of court- 

 ship to natural selection, 54; not ob- 

 served in some forms which show diver- 

 gence in secondary sexual characters, 56; 

 observation difficult, 59; spiders, 50, PL 

 28. 



Crab, 99, 100 : blue crab, PL 40 ; protective 

 color, 120; saccnliiia parasitic upon crab, 

 184, PL 101 : which resembles a pebble, 



I2J, 126. 



Crawfish, nervous system, PL 40 ; protective 



color, 1 20. 



Creation, Theory of Special, Intro, ix. 

 Cross-breeding swamps varieties, 41. 

 Cross- fertilization, 42, 153-158, PL 88-90. 

 Crustacea, development of higher, 98, //. 



39-41 ; pelagic Crustacea transparent, 



117; protective color, 1 20. 

 Crvptolithodes sitcJicnsis, 124. 

 Ctennphores, transparency of, 117. 

 Curculio, 1 3s, PI. 73. 

 Curlew, protective color, 119. 

 Cycloptera, PL 62. 

 Cypris, 184. 



Dahlia, varieties of, 29, PL w, PL n. 

 Daisy, marguerite rate of increase, 13. 

 d.r, 132, r3S, PL 76, PL 84. 



