Bennett, A.W., i. 253
Bentham, G., i. 219
Bergson, Wallace on, ii. [98]
Bermuda, birds of, i. 138
Best, Miss Dora, letter to, on Welsh offer of a degree to Wallace, ii. [222]
Biology and geographical distribution, Wallace's works on, ii. [1]-17;
correspondence on, [18]-[102]
—— "Grand Old Men" of, ii. [12] (note)
Birch, Mr. F., ii. [177], [223]-4
Bird of paradise, i. 41, 44, 238, 261
Birds, flight of, i. 145-6, ii. [25] et seq.;
colour problem of, i. 184, 185, 212, 226-9, 230, 252, 289 (note), 302;
polygamous, 194, 199;
migration of, ii. [19], [20];
instincts of, [54]