INDEX 



499 



Conodonts, 249. 

 Conolophus, 36. 

 Contia, food, 145. 

 Convergence, in Amphibia, 230. 

 Copepods, 292, 293. 

 Copperhead snake, colour, 82. 

 Corella parallelogramma, 481. 

 Coris julis, sexual characters, 310. 

 Coryphana, 284. 

 Cotylosauria, 16. 

 Courtship of Amphibia, 198. 



— of fishes, 310, 326. 



— of reptiles, 66. 

 Cow-fishes, 272. 



Crested newt, development, fig., 200. 

 Cricotus, 15. 



Crocodile, association with bird, 61. 

 Crocodiles, dermal armour, 118. 



— distribution, 40. 



— food, 47. 



— age, 57. 



— form of body, 92. 



— odour, 64. 



— temporal arches, 10. 

 Crocodilus porosus, 33. 

 Crossopterygii, air-bladder, 383. 



— antiquity, 254. 



— fins, 240. 



— teeth, 255. 

 Crotalinae, distribution, 43. 

 Crotalus, rattle, 153, 154. 

 Cryptobranchns, fertilisation, 198. 



— alleghaniensis, 163. 

 eggs, 203. 



— japonicus, 163. 

 Cryptodira, distribution, 40. 



— neck, 127. 



Cvyptopsaras, luminous organ, 418. 

 Crystallogobius nillsoni, life-history, 



348. 

 Cuba, cave-fishes, 401. 

 Cuchia, air-breathing organ, 381. 

 Cunningham, J. T. , on habits of 



Myxine, 443. 



— on hermaphroditism of Myxine, 445. 

 Cyamodus, dentition, 143. 



— skull, fig., 139. 

 Cyclomyaria, 482. 



Cyclopteridae, absence of air-bladder, 



389. 

 Cyclostomes, affinities, 453. 

 Cymatogaster, size at birth, 337. 

 Cynoglossus, 278. 

 Cynognathus, condyle, 8. 



— lower jaw, 10. 



— size, 18. 



— teeth, 17. 

 Cynoscion, voice, 406. 



— regalis, voice, 392. 

 Cyprinidae, food, 291. 



— sexual characters, 311. 



Cyprinodonts, food, 291. 



— sexual characters, 311. 



— viviparity, 331, 332. 

 Cyprinus carpio, variations, 369. 

 Cystignathidae, 166. 



— distribution, 179. 



— phalanges, 224. 



Dactylethra, 167. 

 Dactylopteridae, pectoral fins, 376. 

 Dallia pcctoralis, 293. 

 Darwin, on evolution of electric organs, 



437-. 

 Dasypeltis scabra, 50. 



— vertebra?, 140. 



Dawson, Miss, on habits of lampreys, 



450. 

 Dean, Bashford, on eggs of Chimaera, 



317- 



— on habits of Amia, 323. 



— on habits of hags, 445. 

 Death-feigning in reptiles, 155. 

 Degeneration in Ascidians, 487. 



— in Lancelets, 462. 

 Dendrelaphis, colour, 85. 

 Dendrobates, reproduction, 191. 



— warning colours, 222. 

 Dendrobatinse, distribution, 179. 

 Dendrophis, colour, 85. 



— form of body, 112. 



— pictus, 34. 

 Dermal bones, 237. 



— denticles of dog-fish, 236, fig., 237. 

 Dermatemydidae, distribution, 40. 

 Dermochelyidae, affinities, 28. 

 Dermochelys, shell, 125. 

 Dermophis thomensis, reproduction, 



207. 

 Desert reptiles, 35, 44. 

 Desert snakes, protective resemblance, 



86. 

 Desmognathinaa, absence of lungs, 225. 

 Desmognathus fusca, eggs, 203. 

 Development of Amphibia, 184. 



— of Enteropneusta, 491. 



— of reptiles, 13. 



— of Tunicates, 484, 485. 



— of Urodela, 201. 

 Devonian, fishes of, 251. 

 Diadectes, 16. 

 Dialommus, eyes, 398. 

 Diatoms, 292. 



Dibamus nova guinea, absence of 



limbs, 116. 

 Dicynodon, beak and tusks, 136. 



— condyle, 8. 



— skull, fig., 138. 



Diemyctylus viridescens, sexual char- 

 acters, 228. 

 Dimorphodon, period, 28. 



— wing, 132. 



