444 



ON THE ORIGIN OF SPECIES 



Sarrande, M., on the succession 



of species, 291. 

 — — on parallelism of palaeozoic 



formations, 294. 

 on affinities of ancient species, 



295. 

 Barriers, importance of, 312. 

 Batrachians on islands, 353. 

 Bats, how structure acquired, 162. 



distribution of, 354. 



Bear catching water-insects, 165. 

 Bee, sting of, 182. 



queen, killing rivals, 182. 



Bees fertilising flowers, 68. 



hive, not sucking the red 



clover, 86. 



hive, cell-making instinct, 



201. 



humble, cells of, 202. 



parasitic, 196. 



Beetles, wingless, in Madeira, 123. 



with deiicient tarsi, 122. 



Bentham, Mr., on British plants, 

 45. 



on classification, 377. 



Berkeley, Mr., on seeds in salt- 

 water, 322. 



Bermuda, birds of, 351. 



Birds acquiring fear, 190. 



annually cross the Atlantic, 



327. 



colour of, on continents, 120. 



footsteps and remains of, in 



secondary rocks, 272. 

 fossil, in caves of Brazil, 304. 



of Madeira, Bermuda, and 



Galapagos, 351. 



song of males, 81. 



transporting seeds, 324. 



waders, 347. 



wingless, 122, 163. 



with traces of embryonic 



teeth, 405. 

 Bizcacha, 314. 



affinities of, 3S6. 



Bladder for swimming in fish, 171. 

 Blindness of cave animals, 124. 

 Blyth, Mr., on distinctness of 



Indian cattle, 17. 



on striped Hemionus, 148 



on crossed geese, 227. 



Boar, shoulder-pad of, 80. 

 Borrow, Mr., on the Spanish 



pointer, 32. 

 Borv St. Vincent on Batrachians, 



353. 



Bosquet, M., on fossil Chthamalus, 



273. 

 Boulders, erratic, on the Azores, 



326. 

 Branchiae, 171. 

 Brent, Mr., on house-tumblers, 



193. 



on hawks killing pigeons, 325. 



Brewer, Dr., on American cuckoo, 



195. 

 Britain, mammals of, 355. 

 Bronn on duration of specific 



forms, 263. 

 Brown, Robert, on classification, 



374. 

 Buckman on variation in plants, 10. 

 Buzareingues on sterility of varie- 

 ties, 242. 



Cabbage, varieties of, crossed, 90. 



Calceolaria, 226. 



Canary-birds, sterility of hybrids, 



226. 

 Cape de Verde Islands, 358. 

 Cape of Good Hope, plants of, 100, 



336. 

 Carrier-pigeons killed by hawks, 



325. 

 Cassini on flowers of compositee, 



131. 

 Catasetum, 382. 

 Cats, with blue eyes, deaf, 11. 



variation in habits of, 82. 



curling tail when going to 



spring, 181. 

 Cattle destroying fir-trees, 66. 

 destroyed by flies in La Plata, 



67. 



breeds of, locally extinct, 100. 



fertility of Indian and Euro- 

 pean breeds, 228. 

 Cave, inhabitants of, blind, 124. 

 Centres of creation, 316. 

 Cephalopoda}, development of, 397. 

 Cervulus, 227. 



Cetacea, teeth and hair, 131. 

 Ceylon, plants of, 3 

 Chalk formation, 289. 

 Characters, divergence of, 101. 



sexual, variable, 152. 



adaptive or analogical, 384. 



Charlock, 70. 



Checks to increase, 62. 



mutual, 07. 



Chickens, instinctive t*meuess of, 



194. 



