INDEX 



497 



Bean-toothed reptiles, see Placodontia. 

 Belodonts, 19. 



— dermal armour, 120. 



— food, 47. 



— period, 27. 

 Belone, eggs, 327, 328. 



Bennet, on phosphorescence of Isistius, 



421. 

 Benthobatis moresbii, blindness, 402. 

 Benthosaurus, 412. 

 Berycidas, evolution, 259. 

 Beryx, air-bladder, 259. 

 Biedermann, on colour of Hyla arborea, 



220. 

 Bigelow, on hearing of gold-fish, 392. 

 Birds, condyle, 8. 



— relation to Dinosaurs, 23. 

 Bitis arietans, colour, 86. 



— form of body, 112. 

 Bitis gabonica, spitting, 150. 

 Bitterling, breeding, 339. 



Black snake, colour at different ages, 



82. 

 Blanc d'ablette, 423. 

 Blanus cinereus, 114. 

 Blenniidae, absence of air-bladder, 389. 



— viviparity, 331. 

 Blind fishes, 398. 

 Blood of reptiles, 13. 

 Blue-tailed skink, colour, 79. 

 Body-cavity, Lancelets, 460. 

 Boettger, Dr., on desert reptiles, 44. 

 Boidae, dentition, 144. 



— vestiges of limbs, 111. 

 Boinae, distribution, 43. 

 Boleophthalmus, 376. 

 Bombay duck, 280. 



Bombinator ignens, warning colours, 



221. 

 Bonito, 285. 



Bony fishes, evolution, 260. 

 Bony pike, armour, 236. 



— larva, 342. 



Boulenger, G. A., on evolution of birds, 



25- 

 Bow-fin, evolution, 258. 



— larva, 342. 



— sexual characters, 309. 

 Box-tortoises, 124. 

 Brain of fishes, 243. 



Branchial arches, of dog-fish, 235. 

 Banchial arteries, Amphibia, 160. 

 Branchiosauri, gill-arches, 171. 

 Branchiosanrus, 171. 

 Branchiostoma, 457, 463. 

 Bregmaceros, habitat, 273. 

 Brontosauyus, vertebras, 128. 



— swallowing pebbles, 156. 

 Brood-sacs, evolution in Amphibia, 



229. 

 Broom, Dr., on quadrate bone, g. 



32 



Brotulidae, lateral line organs, 418. 

 Brown funnels, of Amphioxus, 465. 

 Budgett, J. S., on nests of African 



fishes, 323. 

 Bufo, 166. 



— fossil remains, 173. 

 Bufo calamita, 166. 

 Bufonidae, 166. 

 Bull-frog, 166. 

 Burrowing reptiles, 35. 

 Burrowing snakes, 112. 

 Butter-fish, care of eggs, 326. 



Cabrita, eyelid, 116. 

 Caecilians, 167. 



— reproduction, 205. 

 Caiman, dermal armour, 119. 



— distribution, 40. 



— balls of hair in stomach, 156. 

 Calamoichthys, evolution, 256. 

 Calamospondylus, skeleton, 129. 

 Callichthys, nest, 324. 

 Callomystax gagata, stridulation, 408. 

 Callorhynchus, claspers, 309. 



Calotes emma, courtship, 67. 



— versicolor, 85. 

 Capelin, habitat, 274. 

 Cape puff-adder, colour, 86. 

 Cape salmon, 278. 



Caranx trachurus, sound production, 



410. 

 Carassiiis auratus, 368. 

 Carboniferous, fishes, 252. 

 Carcharias, fossil remains, 254. 

 Carcharodon, habitat, 284. 

 Carp, variations, 369. 



— family, 339. 

 Cat-fishes, evolution, 258. 



— intestinal respiration, 379. 



— mouth-gestation, 328, 329. 

 Catopteridag, 257. 

 Caturus, 258. 



Caudal fin, 238 ; fig., 239. 

 Canlophryne jordani, luminous organs, 



419. 

 Cave-fishes, 398, 400, 401. 



— voice, 407. 

 Cave-reptiles, 35. 

 Cellulose, in Ascidians, 474. 

 Centrarchidae, nests, 324. 

 Centrolene, phalanges, 224. 

 Centronotus gunnellus, care of eggs, 



326. 

 Centrophorus, 290. 

 Cephalaspis, 251. 

 Cephalochorda, 457. 



— distribution, 463. 

 Cephalodiscus, 489. 



— structure, 493. 

 Cerastes cornutus, colour, 86. 



— form of bodv, 112. 



