Argus pheasant, i. 230, 289, 292

Argyll, Duke of, i. 189, 313, 315, ii. [23];
his theory of flight, [25]-7

Arnold, Matthew, on Darwin's theory, ii. [228]

Aru Islands, distribution of animals in, i. 132;
productions of, 161

—— pig, i. 160, 161, 162

Astronomy, Wallace's works on, ii. [167] et seq.;
lectures at Davos on, [168]

"Australasia," Wallace's, i. 42

Australia, fauna and flora of, ii. [10],[20], [32]-3

—— Wallace invited to lecture in, ii. [155]

Avebury, Lord, i. 122, 137, 164;
signs memorial to City Corporation in Wallace's favour, 303;
and the Civil List pension to Wallace, 305