INDEX. 
Agassiz, L. 11, 80, 86, 223. 
Alca impannis, 186. 
Amblystoma, 210. 
Ammonites, 71, 74, 97- 
Amniotes, 250. 
Amphibians, 209, 258, 264. 
Amphioxus. See Lancelet. 
Anchitherium, 242, 273. 
Ancyloceras, 216. 
Anguis, 185. 
Annelids, 32, 198. 
Annulosa, 260, 
Anoplotheridze, 274, 
Anteater, 246, 
Antelopes, 273, 277. 
Apes, 280, 288, 
Arachnida, 33. 
Archzeopteryx, 72, 265. 
Archzosauros, 83. 
Archegosauros, 258. 
Armadillos, 228, 246. 
Articulata, 32, 53, 72, 201, 219. 
Ascarides, 206, 
Ascidians, 36, 219, 252. 
Axolotl, 209, 
Baer, C. E. von, 48, 191, 197, 201, 
219, 293. 
Balenidze, 280. 
Barraude, 1. 
Bathybius, 26, 
Batrachians, 72, 258, 264. 
Bats, 228, 246 269, 
Bavey, 212. 
Bears, 243. 
Beaumont, Elie de, rg0. 
Beavers, 247. 
Bees 28, 47, 
Beetles, 185, 
Belemnites, 74. 
Beneden, Van, 209. 
Birds, 227 232, 250, 265, 
Bison, 277. 
Blastoids, 77. 
Bleek, 304. 
Bos, 277. 
Bourguignat, 224, 
Brachiopoda, 70. 
Braun, 193, 220. 
Brehm, 182, 267, 
Broca, Prof. 160, 187. 
Briicke, 26. 
Bruta, 237, 271. 
Bubalos, 277. 
Buffaloes, 244, 247. 
Buffon, 5. 
Butterflies, 227. 
Cachelots, 280. 
Camels, 223. 
