S38 



INDEX 



As808, improved by selection, 1. tl 

 Ateiiclius, i. 194 



Ancapiiaine, ou land-ahelle, ii. 196 

 Audubon, on habita of frigate-bird, i. 



248 

 , on variation in birds' nests, i. 



351 



, on heron eating seeds, il. 186 



Australia, animals of, L 164 



, dogg of, i. 366 



, extinct animals of, ii. 128 



, European plants in, ii. 171 



, glaciers of, ii. 167 



Azara, on flies destroying cattle^ i. 



ni-112 

 Azores, flora of, ii. 167 



Babington, Mr., on BriUsh plants, L 



81 

 Baer, Von, standard of Highness, i 



177 

 — — , comparison of bee and fish, ii. 



125 



, embryonic similarity of the Ver- 



tebrata, ii. 250 

 Baker, Sir 8., on the giraffe, L 306 

 Balancement of growth, i. 207 

 Baleen, i. 312 

 Barberry, flowers of, i. 144 

 Barrande, M., on Silurian colonies, H. 



97 

 , on the succession of species, ii 



110 

 . , on parallelism of paleozoic for- 

 mations, ii. 113 

 — , on afi&nities of ancient species, 



ii. 116 

 Barriers, importance of, ii. 138 

 Bates, Mr., on mimetic butterflies, ii. 



231-233 

 Batrachians on islands, ii, 191 

 Bats, structure of, how acquired, i. 



243-244 



Bats, distribntion of, ii. 193 

 Bear, catching water-insects, i. 246 

 Beauty, bow acquired, i. 275; ii. 292 

 Bee, sting of, i. 281-282 



, queen, killing rivals, i. 282 



, Australian, extermination of, i. 



116 

 Boes fertilizing flowers, i. 118 

 , hive, not sucking the red clover, 



i. 140 



, , cells of, 371 



, Ligurian, i. 141 



, hive, cell-making iustincL, i. 868 



, variation in habits, L 361 



, parasitic, L 363 



, humble, cells of, i. 371 



Beetles, wingless, in Madeira, i. 195 



with deficient tarsi, i. 194 



Bentham, Mr., on British plants, i. 81 



, on classiflcafion, ii. 220 



Berkeley, Mr., on seeds in salt water, 



ii. 150 

 Bermuda, birds of, ii. 189 

 Birds acquiring fear, i. 352 



, beauty of, L 278-279 



annually cross the Atlantic, H.168 



, color of, on continents, i. 191 



, footsteps and remains of, ia 



secondary rocks, ii. 85 

 , fossil, in caves of Brazil, ii. 



128-129 

 , of Madeira, Bermuda, and Glala- 



pagos, ii. 188-189 



, song of males, i. 132 



transporting seeds, ii. 156 



, waders, ii. 184 



, wingless, l 193, 244. 



Bizcacha, ii. 140-141 



, afiSnities of, ii. 236 



Bladder for swiramng, in fish, i. 256- 



257 

 Blindness of cave animals, i. 196 

 Blyth, Mr., on distinctness of Indian 



cattle, i. 45 



