Index 



gration of, 307 (note), 310, 311- 

 12, 313-14, ii. 32, 34-5 ; Lyell on 

 migration of, 19-20 ; variety of 

 form and habit in, 54 



" Plants of India and Indo-Oceanic 

 Continent," Blandford's, i. 290 



Pleistocene Period, i. 308 



Pliocene Period, i. 292, 294, ii. 22 



Podmore, Franlc, effect on, of Hodgson's 

 Psychical Research report, ii. 203 ; 

 report by, in Proceedings of Psychi- 

 cal Research Society, 204 ; pro- 

 posed as President, 211 



Polymorphism, "Wallace on, i. 168 



" Population, Essay on," Malthus's, 

 i. 103, 104, 111, 116, 136, 175, 

 317 



" Theory of," Spencer's, i. 124 



Poulton, Prof., and Weismann's " Es- 

 says upon Heredity," ii. 44- 

 6 ; paper on colours of larva, 

 pupa, etc., 54 ; appointed Hope 

 Professor of Zoology in Oxford 

 University, 57 ; exposure of an 

 American Neo-Lamarckian by, 60 ; 

 Presidential Address to British 

 Association, Wallace's criticism 

 of, 71 ; Presidential Address to 

 Entomological Society, 79 ; on 

 Wallace, 227 ; at funeral of Wal- 

 lace, 252 ; and the Westminster 

 Abbey memorial, 253 



Poverty, Wallace's views on, ii. 145 et 

 seq. 



" Power of Movement in Plants," 

 Darwin's, i. 311, ii. 2 



Praln, Sir D., and Wallace memorial in 

 Westminster Abbey, ii. 253 



" Prehistoric Times," Lubbock's, i. 

 164, 165-6 



" Present Evolution of Man, The," 



Archdall Reid's, ii. 67, 73 

 Price, Prof. B., formally offers D.C.L. 



degree to Wallace, ii. 217 

 Prlchard's " Physical History of Man," 



i. 91, 116, ii. 73 

 Primula, Darwin's paper on, i. 218 

 " Principles of Geology," Lyell's, 1. 

 135, 11. 5 



" Principles of Psychology," Spencer's, 



1. 123 



" of Sociology," Spencer's, i. 126 



Proctor, R. A., i. 263 ; " Expanse of 



Heaven," ii. 180 

 " Progress and Poverty," Henry 



George's, i. 317, 318, ii. 143 

 Protection, principle of, i. 140, 177, 



184, 186, 189, 192, 199, 205, 212 



et seq., 214 et seq., 220, 221, 222, 



223, 224, 226 et seq., 235-6, 252, 



256, 257-9, 270, 291, 299-300 



{see also Coloration, protective, and 



Mimicry) 

 " Protective Resemblance," Wallace's, 



i. 214 

 " Value of Colour and Markings 



in Insects," ii. 38 

 Protoplasm, origin of. Sir W. Thlselton- 



Dyer on, ii. 96-7 

 " Psychic Philosophy," Desertis's, ii. 



203 

 Psychical research, Wallace and, ii. 



181, 186 et seq., 196, 199 

 Society, foundation of, ii. 



196 

 Pteropus edulis, 1. 54 

 Purdon, Dr., ii. 195 



Ramsay, Andrew, Darwin on, 1. 141 

 Sir Wm., and Wallace national 



memorial, ii. 253 

 Rathbone, Reginald B., reminiscences 



of Wallace, ii. 124-7 

 " Rationalism," Lecky's, i. 164-6 

 " Regression to the mean," ii. 69 

 Reichenbach, experiments of, with 



sensitives, ii. 196, 197 

 " Reign of Law," Duke of Argyll's, ii. 



23 

 " Researches," Prlchard's, i. 91, 116, 



ii. 73 

 " on Evolution of Stellar Sys- 

 tems," ii. 179-80 

 " Revolt of Democracy," Wallace's, 



ii. 104, 144, 145, 251 

 1 Rhynchaea, i. 183, 184 



282 



