.590 



SUEJECT-IXDEX. 



senondary, S, 122-5; of tertiary, f, 

 ]25-8; symmefrv and environing 

 influences, 2, ]28-9; svmmrtry of 

 in'imary branches, 2, 130 ; of senon- 

 dary, 2, 130; of tertiary, 2, 131-3; 

 leaf and branch symmetry,^, 133-5, 

 136 ; phoenogamic unit homology, 2, 

 136; size and distribution of leaflets, 

 2, 137-40 ; transition from comuoinid 

 to simple leaves, 2, 140-3 ; imsymme- 

 trical leaf development, 2, 143-4 ; 

 differentiation of homologous imits, 2^ 

 144 ; floral cluster symmetry, 2, 146, 

 158; radial floral symmetry, 2, 147-9, 

 158, 571 ; bilateral floral symmetry 

 and fertilization, 2, 149-55 ; floral 

 clusters and component flowers, 2, 

 155-8 ; cell ditierentiation and meta- 

 morphosis, 2, 159-61 ; nutrition and 

 differentiation, 5, 162; and inflorescence, 

 ^, 163 ; helical growth of phcenot'ams, 

 2, 164 ; summary of symmetry, 2, 

 216 ; stress and structui-e, 2, 258-62, 

 881; interdependence with physiology, 

 2, 221. {See also Leaves). 

 Mosses : varied deve.opment, 2, 47, 49 ; 

 indefiniteness, 2, 279 ; multiplication, 

 2, 421. 

 Motion : organic and environment, 1, 

 145-50 ; of animals and waste, 1, 170, 

 176 ; conception of, 1, 491. 

 Monntains : climatic effects, 1, 415 ; 



growth of trees on, 2, 127. 

 Mouse: fertility, ^. 401 ; expend 'tiire and 

 genesis, 2, 452 ; tape-worm develop- 

 ment, 2, 466 ; and rat, 2, 476-7. 

 Mucous membrane, differentiation, 2, 



307-9, 382. 

 Mulder, G-. J., on chlorophyll, 2, 244. 

 Multiplication : declining fertility of 

 evolution, 1, 84; ;?, 41L ; biology and 

 phenomena of, 1, 102 ; reasons for 

 the word " genesis," 1, 209 ; classifica- 

 tion of processes, 2, 210-6, 273 ; a 

 process of disintegration, 1, 216-8 ; 

 I'eproductive tissue in gamo^enesis, 1, 

 218-24 ; nutrition and growth, 1, 224- 

 33, 235-7 ; natural selection as aidinnr, 

 1, 233-7 ; bermaphrodism, animal and 

 vegetal, 1, 278-9, 280; m-and-in 

 breeding, 1, 282-4, 289 ; physiological 

 units, resume, 1, 286-91 ; four factors 

 of law of, 2, 395, 41 5 ; destructive 

 end preservative forces, 2, 397-9, 410 ; 

 rhythm of species, 2, 399 ; fertility 

 and preservation, 2, 400-3, 410 ; nutri- 



tion and disintegration of, 2, 404, 405, 

 410 ; integration and genesis, 2, 406- 

 8 ; individuation, 2. 408-10, 415-7, 

 472, 474-8 ; difficulties from environ« 

 ment, 2, 412 ; from individual expen- 

 diture, 2, 413-5 ; plant growth ani 

 asexual genesis, 2, 419-22 ; and 

 animal growth, 2, 422-6 ; character 

 of asexual and sexual, 2, 428 ; vegetal 

 gi'owth and sexual genesis, 2, 428-31 ; 

 also animal, 2, 431-6 ; antagonism of 

 growth and sexual genesis, 2, 436-8 ; 

 of development and genesis, 2, 440 ; 

 vegetal development, 2, 441, 443; 

 animal development, 2, 442, 4 14 ; 

 vegetal expenditure, 2, 446 ; verte- 

 brate expenditure, 2, 446-8, 451 ; 

 muscular expenditure in birds and 

 mammals, 2, 448-51 ; vegetal nutri- 

 tion, 2, 454, 484 ; animal nutrition 

 and agamogenesis, 2, 455 ; nutrition 

 and effect of conditions, 2, 455-9 ; 

 obesity and nutrition, 2, 459-62, 484 • 

 nutrition, resume, 2, 463, 470-2 ; 

 vegetal parasitic nutrition, 2, 4G3; 

 and animal, 2, 464-6 ; insect nutrition, 

 2, 466-8; nutrition of blackbird and 

 linnet, 2, 176; human, 2, 479-81, 

 493 ; nutrition and human, 2, 481-3 ; 

 Doubleday on, 2, 483-5 ; human 

 bodily and mental expenditure, 2, 

 431-7, 489-92, 502 ; civilized and 

 uncivilized, 2, 487-9; human e\olu- 

 tion and decline in, 2, 501-3 ; tlie 

 future of population, 2, 504-7 ; equili- 

 bration and evolution, 2, ;' 07. 

 iiluscle : electricity from, i, 47 ; action 

 of, 1, 56 ; growth and function, /, 

 123 ; development, 1, 141 ; functional 

 difl'erentiation, 1, 159 ; vicarious func- 

 tion, 1, 166 ; waste and repair, 2, 

 1 71-3 ; modifiability and adaptability, 

 i, 185, 187, 189, 191 • natural selection 

 and :ncrease, 1, 450-3 ; differentia- 

 tion. 2, 351-61 ; activity and colour, 2^ 

 o5f>-60 ; repair and growth, 2, 361-4; 

 integration, 2, 368, 375 ; equilibration 

 in action, 2, 386 ; expenditure and bird 

 genesis, 2, 448-51 ; power, as square 

 of dimensions, 2, 449 ; future human 

 evolution, 2, 495 j oi'igin of vertebrate 

 type, 2, 567-9. 

 Music, faculty of, and heredity, 1, 249, 



260. 

 Mvocommata, and vertebrate skeleton, 

 '2, 199, 201. 205. 



