536 PRIMARY FACTORS OF ORGANIC EVOLUTION. 



hamii, 46; C. gularis, 41, 46, 200; C. 

 costatus, 46; C. scalar is, 46, 200 ; C. 

 semifasciatus, 43, 46 ; C. mariarunt, 

 41, 45 ; C. sexlineatus, 41, 46 ; C. ter- 

 sellatus, 41, 46; C. melanostethus, 

 46 ; C". perplexus, 46 ; C. rubidus, 45, 

 46 ; C. septemvittatus, 46 ; C. vario- 

 losus, 46. 



Coassus, 196. 



Cobitis, 363. 



Cobra de capello, 22. 



Coelacanthidae, gi. 



Cceleoterata, 79, 81, 82, 83, 250. 



Coelogasteroceras canaliculatum, 421. 



Cohesion, 484. 



Colaptes auratus, 52. 



Coleoptera, 203. 



Colocephali, 104, 106. 



Coloceras globatunt, 4, 16. 



Color changes, in Lepidoptera, 230; 

 in cocoons, 440; in birds, 238: in 

 fishes, 499; in tree-frogs, 499. 



Color variations, in the genus Cicin- 

 dela, 25 ; in Osceola doliata, 29 ; in 

 Cnemidophorus, 41. 



Colostethidae, 78. 



Columba livia, 21. 



^-Complementary growth-energy, 248. 

 Conditions of inheritance, 438. 



Condylarthra, 84, 85, 132, 133, 134, 135, 

 141, 143, 157, 356, 357. 359, 388. 



Coniferae, 77. 

 ..^-Conscious energy, 507. 



Consciousness, 495, 505. 



Consciousness and automatism, 495. 



Conversion of Artemia into Branchi- 

 ata, 229. 



Cope, E. D., 8, 528. 



Copepoda, 211. 



Cophylidae, 70. 



Copperhead, 22. 



Corvus amerzcanus, 52. 



Coryphodon, 354. 



Coryphodontidae, 318. 



Cosoryx, 315, 317. 



Cosoryxfurcatus, 315 ; C. necatus, 315; 

 C. ramosus, 315 ; C. teres, 315. 



Cossus ligniperda, 237. 



Costa Rica, 50. 



Cotylosauria, 87, 88, 113, 115, 122, 172. 



Crangon, hand of, 274. 



Craniomi, 100. 



Creodonta, 336, 337, 338, 339, 341, 343, 



388. 

 Cretaceous, 139, 143, 184, 189, 419, 420, 



421, 422. 



Cricotus crassidiscus, HI. 

 Crioceras, 189. 

 Crocodilia, 94, 114, 116. 

 Crocuta ntaculata, 294. 

 Crossopterygia, 100, 101. 

 Crotalus horridus, 22. 

 Crustacea, 211, 271, 273. 

 Cryptopnoy, 494. 

 Ctenophora, 272. 

 Ctetology, 192. 

 Cunningham, J. L., 238, 527. 

 Cyanurus cristatus, 52. 

 Cyclops, 212. 

 Cyclopterus, 108. 

 Cycloturus, 314. 

 Cymatoceras elegans, 418. 

 Cynodictis geismarianus, 341. 

 Cynognathidae, 88. 

 Cypraea, 260. 

 Cypraeidae, 261. 

 Cyprinidae, 103. 

 Cyrtoceras, 185, 408, 413. 

 Cystignathidae, 65, 70, 71. 

 Cystignathus pachypus, 390. 



Dall. W. H., 10, 58, 255, 520, 530, 531. 



Dama, 196. 



Darwin, C., 3, 4, 5, 6, 7, 14, 231, 247, 



248, 249, 385, 387, 398, 474, 48o. 

 Darwin, E., 10, 505. 

 Daubentonioidea, 128. 

 Degeneracy, 247; in birds, 126; in 



plants, 76 ; in reptiles, 122 ; in crus- 



tacea, 211 ; in mollusca, 213; in 



vertebrata, 215. 

 Delphinidae, 303. 

 Deltatheriutn fundaminis, 335. 

 Dendrobatidae, 70. 

 Dendrophryniscidae, 70. 

 Dentition modification, in Canidae, 



59 ; in Felidae, 60 ; in Homo, 60, 61 ; 



in lemurs, 61 ; in lower placenta! 



mammals, 61 ; in monkeys, 61. 

 Depuy, 430. 

 Dercetidae, 104. 

 ' Descartes, 498. 



