INDEX 



Acclimatization, 319. 



Acorn, 24. 



Acracids, 160. 



Adaptation, definition of, 1. 



Adjustments, individual, 12. 



Agassiz, i, 44, 61. 



Agelaeus, 173. 



Alcohol, 13. 



Algae, red, 9. 



Alkaloids, 13. 



Allen, 173, 307-310. 



Allolobophora, 380. 



Alpheus, 344. 



Ammophila, 5. 



Ammotragus, 208. 



Ampelopsis, 403. 



Amphimixis, 448-449. 



Amphioxus, 399. 



Ancon race, 315-316. 



Angiostomum, 422. 



Anguillidae, 320. 



Annelids, 19, 20. 



A no lis, 10, 194. 



Ant-eater, 227, 228. 



Antelope, 6, 206, 208. 



Antitoxin, 14. 



Ants, 141-146, 354, 386, 407. 



Aphids, 384-386, 419, 426. 



Apus, 418. 



Archseopteryx, 41, 42, 53, 54. 



Ardea, 200. 



Argus pheasant, 199. 



Aristolochia Clematitis, 10, II, 12. 



Arsenic, 13. 



Artemia, 306. 



Ascidians, 417. 



Askenasy, 161. 



Aspalax, 227. 



Asterina, 421-422. 



Autenrieth, 58. 



Baboon, 209. 

 Bacteria, 14, 15, in, 398. 

 Baer, Von, 60, 61, 74, 75. 

 Bamboo, 313. 

 Barnacles, 417. 

 B^rtlett, 209, 220. 

 Bat, 2. 



Bates, 183, 186. 

 Bateson, 273, 278, 453. 

 2H 



Beard, 210, 211, 216. 



Beard, J., 435- 



Bee, 2, 3, 19, 143, 179, 303, 350, 406, 420, 



42J, 425, 438. 

 Beethoven, 218. 

 Beetles, 182, 183, 189. 

 Bell-bird, 198. 

 Beneden, Van, 441. 

 Berbura goat, 208. 

 Biogenetic Law, 71. 

 Birds, 6, 407; definition of group, 36; 



evolution of, 41 ; instincts of young, 4; 



nest, 4 ; of paradise, 6 ; teeth of, 301 ; 



variation in, 309-312. 

 Blind animals, 354. 

 Blow-fly, 383. 

 Bonellia, 353, 417. 

 Born, 424. 

 Bos, 206. 

 Boveri, 433. 

 Bovidae, 207. 

 Branch ipus, 306. 

 Brocadello, 428. 

 Brooks, 441. 



Brown-Sequard, 232,241, 250-257. 

 Buffon, 300. 

 Bull, 207, 315. 

 Biitschli, 441. 

 Butterfly, 3, 184, 389. 



Cactus, 10. 



CafFein, 13. 



California salmon, 19. 

 Calkins, 443-447. 

 Callionymus, 191. 

 Calocalanus, 177. 

 Cameron, 425. 

 Canestrini, 178. 

 Canidse, 308. 

 Canis, 410. 

 Carbonnier, 190, 192. 

 Cardamine, 335. 

 Cardinalis, 173. 

 Cardium, 305. 

 Cassowary, 202. 

 Castle, 148, 321, 435, 438. 

 Caterpillar, 5, 8, 186. 

 Cattle, 411. 

 Cats, 209. 

 Cercopithecus, 208. 



465 



