INDEX 



203 



Ceram, friar-bird and oriole, 144. 



Ceratophora stoddartii, PI. 34. 



Cerebral hemispheres, man, 164, PI. Q2. 



Cerura vinula, 140, PI. ?8. 



Cervus, antlers, 107, PI 43. 



Ch&rocampa elpenor, 139, 140, PL 78. 



Chameleo bijurcus and owenii, PI. 34. 



Change, in environment makes evolution 

 rapid, 26; of function in organs, 38. 



Chapman, Frank M., 49. 



Chauliodes cornutus, PL 31. 



Chemistry, Intro, ix. 



Chemistry, relation of life processes to, 188. 



Chickens, breeds of, 29, 30, Pis. 12-19 >' 

 embryos, PI. 38 ; reject noxious insects, 

 130 ; sexual coloration, 150, Pis. 1 2-1 5. 



Chimpanzee, 164, Pis. 91-94. 



Chincha, various species, PL 72. 



Chinese, segregation, 168. 



Choice in mating, 48; in marriage, 180. 

 See Sexual selection. 



Chologaster, 95. 



Chordeiles virginianus } PI. 82. 



Christianity, effect on evolution, 179. 



Cicada septemdeeim, 51, PL 29. 



Cidaria cucullata, PL $6; galiata and ocel- 

 lata, PL 55. 



Classification, 88. 



Claus, C, PI. 41. 



Climate, cause of segregation, 61 ; of 

 Alaska and Siberia, 52. 



Cobra, imitated by moth, 142, 14 3. 



Coccinella, PL 73. 



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



Coerostris mitralis, PL 64. 



Colewort, wild, PL 4, a ; varieties of, Pis. $-8. 



Colinus, virginianus, PL 49. 



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



Coloborhombus jasciatipennis, PL 73- 



Color, adaptation in butterfly pupae, 121, 

 PL 59; aggressive, 125-127; alluring, 

 127-129; animals, 116-151; change, 

 121, PL 58 ; classification of color phe- 

 nomena, 116; confusing, 147-149; con- 

 vergence in warning color, 1 34 ; flowers, 

 151-163; insects and color of flowers, 

 159 et seq. ; mimicry, 135-146; recogni- 

 tion 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, 198. 



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

 162, 163, 198. 



Columbia livia, 31, PI. 20. 



Community, length of life in communal 

 animals, 2 1 ; unit in struggle for exist- 

 ence, 24. 



Complexity, increases during growth of 

 an organism, 96; in more recent fos- 

 sils, 1 06; varying degrees of, 90, 97. 



Composite, 90. 



Confusing coloration, 147-149, PL 83. 



Conn, H. W., 192, 198. 



Convergence in warning coloration, 134. 



Cony, protective color, PL 54. 



Cope, E. D., PI. 46, 198. 



Copepoda, 57. 



Coral polyp, gastrula, 102. 



Correlation of organs, 33, 34, 38; between 

 innate characters and attainments, 178; 

 between vigor and secondary sexual 

 characters, 58. 



Corvus americanus, no. 



Cotton-tail rabbit, confusing coloration, 

 148; protective coloration, PL 53; sig- 

 nals, 146. 



Coulter, J. M., 198, 199. 



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

 fish, 52, 150; Groos on relation of 

 courtship to natural selection, 54; not 

 observed in some forms which show 

 divergence in secondary sexual charac- 

 ters, 56; observation difficult, 59; 

 spiders, 50, PL 28. 



Crab, 99, 100; blue crab, PL 40; protec- 

 tive color, 120; sacculina parasitic upon 

 crab, 184, PL 101 ; which resembles a 

 pebble, 124^ 126. 



Crawfish, nervous system, PL 40; protec- 

 tive color, 1 20. 



Creation, Theory of Special, Intro, ix. 



Cross-breeding swamps varieties, 41. 



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



Crustacea, development of higher, 98, 

 Pis. 39-41; pelagic Crustacea trans- 

 parent, 117; protective color, 120. 



Cryptolithodes sitchensis, 124. 



Ctenophores, transparency of, 117. 



Curculio, 135, PL 73. 



Curlew, protective color, 119. 



Cycloptera, PL 62. 



Cypris, 184. 



Dahlia, varieties of, 29, PL 70, PL II. 

 Daisy, marguerite rate of increase, 13. 



