INDEX 



655 



Coccyx, s. Os coccygeum, of Anura, 20, 21, 



22 

 Coecilia, SO 



Coeciliidae, S9 f. ; distribution of, 89 

 Coelopeltis, 6^4 ; (J. monspessulana s. 



lacertina, 62^ 

 Coehirus, 4I3 ; C. gracilis, J!f2B 

 Colombo, gigantic tortoise of, 377 

 Coloration, warning colours of Amphibia, 



38, 156 ; protective, of Amphibia, 191, 



238, 252 ; of deserticolous reptiles, 494 

 Colosthetus, 238, 242 

 Colour, changes of, in Anura, 35 ; in 



Calotes, 518, 519, 520 ; in Geckos, 509 ; 



in Lacertilia, 498 ; mechanism of chang- 

 ing, in Chameleons, 570, 571 

 ColubeTy 615 f.; C. aesculapii=Jlai'escens = 



longissinuis, 616 i.; O. leopardinus, 616 ; 



C. {Rhinechis) scalaris, 617 

 Colubridae, 693, 606 f. 

 Colubrinae, 607 f. 

 Columella cranii, 496, 550, 551 

 Columellar auditory chain, of Amphibia, 



4 ; of Anura, 29 ; of Crocodiles, 446 ; 



of Lizards, 496 

 Comoro Islands, Tortoises of, 373 

 Comjjsognatlms, 4^3, 416, 417; C. loiigipes, 



1,23, 425 

 Condyle, occipital, of Theromorpha, 302 ; 



exaggerated importance of its character, 



285 

 Conolophus suhcristatus, 532 

 Conns arteriosus, continuation of the heart 



beyond the ventricles so far as it con- 

 tains valves, 6 

 Cope, on classification of Amphibia, 9 ; of 



Anura, 140, 141 ; on Siren, 136 ; on 



hand - skeleton of Eryojjs, 286 ; on 



Sjjhargis, 336 ; classification of Lacertae, 



513 ; classification of Snakes, 592 

 C'ophophryne, 167, 168 

 Cophyla, 236 

 Copper-head, 646, 646 

 Copulatory organs, of Lacertilia, 499 ; 



absent in Sphciindttiu 294 ; of Chelonia, 



330 ; of Snakes, 585 

 Coqui, 214 

 CoroneUa, 619 ; C. austriaca s. laevis, 619, 



620 ; V. giroudica, 621 

 Corny fer, 24I, 243 ; C. corrugatus, 244 ; 



C. joknstoni, 243 ; C. solomonis, 244; 



C. imicolor, 244 

 Corythmnantis, 189, 207 ; C. greeningi, 



207 

 Costal plates of Chelonia, 324 f., 322, 323 

 Crasjxdocephai It s, 647 

 Crested Newt, 125, 125 

 Cricotus, 285, 285 ; C. heteroditus, 287 

 Crinia, 213 ; spawning, 223 

 Crocodilia, 4^1 f- > skeleton, 434 f. ; 



skull, 280, 434 f.; atlas and axis, 283, 



431, 439 ; affinities, 432 ; teeth, 437 ; 



skin, 442 ; dermal armour, 442 ; skin 

 glands, 443 ; tongue, 443 ; respiratory 

 organs,444 ; "diaphragm," 444 ; digestive 

 organs, 444 ; cloaca, 445 ; heart, 445 ; 

 ear, 445 ; eye, 446 ; geographical dis- 

 tribution, 446, 446 ; voice, 447 ; habits, 

 447 ; propagation, 447 ; classification, 

 448 



Crocodilidae, 4^4 



Cromdilus, 450, 454 f- j teeth, 437 ; skin 

 glands, 443 ; C. acutus, 44G, 449 ; C. 

 ainericanus, ^66/ skull, 466 ; C. 

 hi2jorcatus=porosus, 458 ; rate of growth, 

 459 ; C. cataphractus, 465 ; C. inter- 

 medins, 4^6 ; C. johnstoni, 466 ; C. 

 7t Hot icus= vulgaris, 4^0 f., 449, 461 ; 

 habits, 462 f. ; C. palustris, 449, 454 >' 

 skull, 455 ; C. porosus, 458 ; skull, 458 ; 

 C. TuJgaris, 449, 46O f. 



Crotalinae, 644 



Crotalus, 648 ; rattle of, 644 ; C. ada- 

 manteus, 649, 650 ; C. confueidus, 649, 

 650 ; C. durissus, 648, 649, 650 ; C. 

 Iwrridus, 649 ; V. terrifieus, 650 



Cryptnhranchns, 84, 96, 99 ; fossil, 84 ; 



C. alleghaniensis, 97 ; C. jap)onicus, 98, 

 99 



Cryptoclidiis, shoulder-girdle, 474, 475, 



478 

 Cryptodira, 313, 338 

 Cryptopsophis, 89; C. viulUplicat'is, 92 

 Cryptotis, 213 

 Cutis, of Amphibia, 33 f. 

 Cyamodns, 311 



Cyclanorbis, 4II ; nuchal plate, 324 

 Cycloderma, 4II 

 Cyclodus s. Tiliqua, 561 ; C. gigas, 561, 



562 

 Cyclorhamphus, 212 

 Cynognathus, 301, 302, 303 ; C. herryi, 



307 ; C. crateronotus, 306 ; C. platyceps, 



307 

 Cystignathidae, 139, 209 f. ; distribution, 



161 

 Cystignathinae, 139, 211 f. 

 Cystignathus — Leptodactylus, 210, 218 



Dab= Uromastix, 526, 526i 



Dahoia, 643 



Dactylethra ; see Xenopus, I46 f. 



Darwin, on Conolophus, 532 n. ; on 



tortoises of Galapagos Islands, 377 

 Dasypeltis scabra, 622, 622 ; dentition, 



593 n. 

 Davison, on breeding of Auqihiuma, 101 

 Dawsonia, 289 

 Death Adder, 635 

 Denbiirgh, van. on Autodax, 107 

 Dendrohates, 272 ; D. braccatus, 273; D. 



tinctoriiis, 272, 273 ; B. trivittatus, 273 ; 



D. typographus, 273 ; various uses of 

 its poison, 38 



