624 



INDEX 



Microbic diseases, 283 ; selection, 

 532 



Miles, Manly, 21 SI 



Militarism, 536 



Minot, 436 



Misunderstandings, current, as to 

 acquired characters, 179-91 



Mitchell, Chalmers, 422 



Modifications, 73, what are, 175, 

 519, and variations, u, 176; 

 acquired, resembling ancestral 

 characters, 127 ; secondary re- 

 sults of, 242 ; indirect import- 

 ance of, 242; 519 



Montgomery, T. H., 15 



Moral character, inheritance of, 247 



Morgan, Prof. Lloyd, on mechanism 

 of transmission, 200 ; on habit and 

 instinct, 220 ; on importance of 

 modifications, 243 



T. H., 94, 234, 416, 465, 494, 

 505 ; experiments on mice, 234-5 .' 



Mosaic evolutio theory, 416 



Mott, F. W., 276, 292, 303 



Moussu, 234 



Multicellular organisms, the heredi- 

 tary relation in the asexual mul- 

 tiplication of, 34 



Multiplication, talile of modes of, 29 



Multiplicities, 288 



Mutation, the oldest known, 96 



" Mutation theory " of de Vries, 90 



Mutilations, 168 ; transmissibility 



Of, 221 



Nageli, Alpine plants, no, 184; 

 his "idioplasm," 417; on the 

 material basis of inheritance, 426 



Natural selection, interference with, 



531 



" Nature," 246 

 Nature and nurture, 6 

 Nawaschin and Guignard, 160 

 Neo-Darwinian position, 240 

 Neo-Lamarckian position, 240 

 Nervous diseases, 220, 263, 278 



Nettleship, 273, 302, 364 

 Non-Mosaic theories, 420 

 Nurture, importance of, 242, 245 

 Nussbaum, 409, 483 



Obersteiner, 232 



(Enothera (evening primrose,) 91 



Ogilvie, Dr., on transmission of in- 

 fectious diseases, 185, 201 



Oogenesis, 47 



Organic change, different kinds of, 

 70 



Organism and environment, rela- 

 tion between, 174 ; conception of, 



365 



Originative factors in evolution, 517 

 Osborn, H. F., 243 

 Ovum, the typical, 39 

 Owen, 407 



Packard, 189 



Pangen theory of de Vries, 199 



Pangenesis, Darwin's theory of , 199, 

 402 



Panmixia, 238, 463 



Paravncecium, division in, 31 



Parents, influence of, in determining 

 sex, 484 



Paris, siege of, 162 



" Parsimony, law of," 241 



Parthenogenesis, inheritance in re- 

 lation to, 57 ; reversion in, 140 



Parthenogenetic development, ar- 

 tificial, 53-5 



Particulate inheritance, 385 



Pathology, optimism of, 251 



Pearson, Prof. Karl, on reversion, 

 122 ; on stature, 128 ; telegony, 

 I S I J 55 statement of Gaiton's 

 law, 324 ; law of ancestral in- 

 heritance, 326 ; statistical re- 

 sults, 334 ; inheritance of mental 

 and moral characters, 529 



Peas, differentiating characters of 

 338 ; hybridisation of, 341 



Peculiarities, persistent, 70 



