536 PRIMARY FACTORS OF ORGANIC EVOLUTION. 



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

 costatus, 46 ; C, scalaris, 46, 200 ; C. 

 senti/asciaius^ 43, 46 ; C. tnariarutn, 

 4i( 45 ; C. sexlineaius, 41, 46 ; C. tes- 

 sellaius, 41, 46 ; C. tnelanostetkus, 

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

 46 ; C. septefnvittatus, 46 ; C. vario- 



lOSUSy 46. 



Coassus, ig6. 



Cobitis, 36J. 



Cobra de capello, 22. 



Coelacanthidae, gi. 



Cceletiterata, 79, 81, 82, 83, 250. 



Caelogasteroceras canaliculatufn^ 421. 



Cohesion, 484. 



Colaptes auratics, 52. 



Coleoptera, 203. 



Colocephali, 104, 106. 



Coloceras globatum, 4, 16. 



Coloi; 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^ 2g\ in 



Cnemidophorus, 41. 

 Colostethidae, 78. 

 Columha livia, 21. 



Complementary growth-energy, 248. 

 Conditions of inheritance, 438. 

 Condylarthra, 84, 85, 132, 133, i34. i35i 



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

 Coniferae, 77. 

 Conscious energy, 307. 

 Consciousness, 495, 505. 

 Consciousness and automatism, 495. 

 Conversion of Artemia into Brancbi- 



ata, 229. 

 Cope, E. D., 8, 528. 

 Copepoda, 211. 

 Cophylidae, 70. 

 Copperhead, 22. 

 Corviis afttericantis, 52. 

 Coryphodon, 354. 

 Coryphodontidae, 318. 

 Cosoryx, 315, 317. 

 Cosoryx fUrcaius, 315 ; C. necatus, 315; 



C ramasus, 315 ; C. teres, 315. 

 Cossus ligniperday 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, i8g, 419, 420, 



421, 422. 

 Cricotus crasszdiscus, iii, 

 Crioceras, i8g. 

 Crocodilia, 94, 114, 116. 

 Crocuta fiiaculata, 294. 

 Crossopterygia, 100, loi. 

 Crotalus horridus, 22. 

 Crustacea, 211, 271, 273. 

 Cryptopnoy, 494. 

 Ctenophora, 27a. 

 Ctetology, 192. 

 Cunningham, J. L., 238, 527. 

 Cyanurus cristattcs, 52. 

 Cyclops, 212. 

 Cyclopterus, 108. 

 Cycloturus, 314. 

 Cymatoceras elegans, 418. 

 Cynodictis geisjnarianus, 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- 



Dam a, 196. 



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

 248, 249. 385. 387. 398, 474. 480. 



Darwin, E., 10, 505. 



Daubentonioidea, 128. 



Degeneracy, 247; in birds, 126; in 

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

 tacea, 21X ; in mollusca, 213; in 

 vertebrata, 215. 



Delphinidae, 303. 



Deltatherium fundatninis, 335. 



Dendrobatidae, 70. 



Dendrophryniscidae, 70. 



Dentition modification, in Canidae, 

 59; inFelidae, 60; in Homo, 60, 61; 

 in lemurs, 61 ; in lower placenta] 

 mammals, 6z ; in monkeys, 61. 



Depuy, 430. 



Dercetidae, 104. 



Descartes, 498. 



