SUBJECT- INDEX. 



583 



ti'aiisfo\'maHon, 7, 4S0 ; integral ion, 

 2, 94 ; genesis, 2, 425 j nutrition and 

 genesis, 2, 4G5. 



Environment: degree of life and com- 

 plexity of, i, 85-S ; relation to organic 

 structure and function, 1, 145-iO. 



Holis : branchiae, 2, 105 j outer tissue, 2, 

 293. 



Epidermis {see Skin). 



Epilepsy, and hei*edity, 1, 251. 



Epithelium: repi'oductive tissue, 7, 221; 

 "pavement" and ''cylinder," 2, 211. 



£j>izoa : development of lernece, 1, 296; 

 distribution, 1, 314 ; special creation 

 and effects of, i, 343 j nutrition and 

 genesis,^, 464. 



jtivjuilibration : variation and law of, 1, 

 203, 270 ; molecular arrangement, 1, 

 274-8 ; of organic change, 1, 285, 462, 

 474; direct and indirect, 1, 432-5; 

 adaptation and direct, 1, 435-7, 406, 

 474 ; nutrition, defence, and fertiliza- 

 tion of plants, i, 437-9 ; direct, of 

 animals, 2, 439-41, 442, 466, 474; 

 natuval selection and indirect, 1, 443-9, 

 406, 474; of natural selection, 1, 457- 

 62, 469, 474 ; increasing importance 

 of direct, i, 468 ; tissue dilferentia- 

 tiou, 2, 227; functional, 2, 381-7; 

 laws of multiplication, 2, 391-6 ; of 

 forces acting on species, 2, 397-9, 

 410; human and social evolution, 2, 

 507. {See also Natur.il selection). 



Ethnology : heredity, i, 240, 248 ; plas- 

 ticity of mixed races, 1, 291 ; primi- 

 tive ideas, 1, 333 ; evolution and 

 classification, 1, 356-S, 363 ; natural 

 selection, 1, 468. 



X-upltorhiacea : foliar and axial de- 

 velopment, 2, 36-46 ; physiological 

 diiferentiation, 2, 240 ; dye peruiea- 

 bility and circulation, 2, 540 ; wood 

 formation, 2, 544, 546, 547 ; foliar 

 vascular system, 2, 558-61, 565. 



Evaporation : organic change, 2, 27 ; 

 vegetal circulation, 2, 556. 



Evolution : definition^ of life, 1, 89-93 ; 

 implies growth and development, 1, 

 107, 133 ; formula supported by de- 

 vcloiDment, 1, 138-41, 150 ; shows life 

 prior to organization, 1, 167 ; formula 

 Buppjrted by function, 1, 168 ; sta- 

 bdity of sjx'cies, 1, 199, 428, 430; 

 individuality, 2,204; genesis, hereaity, 

 and vaii'iation resulting from, 2, 291 ; 

 hype thesis of special creation, 2. 331, 



S44; derivation, 1, 846, 355, 470; 

 gradual development of hypothesis, 2, 

 340-8, 355 ; circle and straight line, 

 2, 348; conceivability, 2, 348-51, 

 355 ; support from direct evidence, 

 2. 351-3, 355 ; malevolence not im- 

 plied by, 2, 353-5, 355 ; Von Baer's 

 formula, 2, 365-9, 378 ; substitu- 

 tion and sup])ression of organs, 2, 

 369-71, 378, 384 ; segmentation of 

 articulata, 2, 380-2; vertebral column 

 development, 2, 382-4 ; rudimentai-y 

 organs, 2, 384-7, 472 ; vegetal an 1 

 animal changes of media, 2, 391-7, 

 472; considered historically, 2, 402-4, 

 408-10; instability of the homo- 

 geneous, a cause, 2, 421-3, 428, 465 ; 

 multiplication of effects, 2, 423-6, 

 429-31, 465 ; segregation, and hetero- 

 geneity and definiteness of, 2, 420-8, 

 429-31, 4()5 ; natural selection and 

 general doctrine, 2, 457-62, 474 ; 

 classification, embryology, morpho- 

 logy, and distribution, 2. 471-2 ; in- 

 orgtmic and the System of PhilosopJiii, 



1, 479 ; " spontaneous geueration," 2, 

 479-84,485 ; materialism and dualism, 



2, 490-2 ; dissolution and problems of 

 morpholoiiy, 2, 4-6 ; morphology and 

 formula, 2, 7-9, 213-7 ; difficulties of 

 definition, 2, 10; cell-doctrine, 2. 

 10-13, 77; first plants uniceilnlar 

 2,14;; resiiMe oi vegetal morphology, 

 2, 74-6 ; physiological problems, 2, 

 221-5; tissue' differentiation,^, 226-8, 

 378 ; race and individual multiplica- 

 tion, 2, 408-10; declining fertihty of, 

 2,4:11, 501-3 ; individuation and gene- 

 sis, 2, 474-8 ; human life, prospective, 

 2, 494-7 ; forces influencing human, 

 2, 497-500; future of population, 2, 

 504-7 ; self-sufficingness of, 2, 507 j 

 vertebral, 2, 532-5. 



Excretion, localization of, 2, 319-21. 

 Exogens: growth, 2, 58-61, 65-9, 75; 



outer stem and leaf tissues, 2, 240 ; 



pliv siological integration, 2, 276, 383 ; 



growth and genesis. 2, 430 

 Expenditure {see Multiplication). 

 Eye, the : waste and repair, 2, 173-4 ; 



transmission of defects, 2, 244; use 



and disuse. 2, 247, 249 ; migration in 



pleuronectUcB, 2, 188 ; differuiitia- 



tioii, 2, 303-5. 



