SUBJECT- INDEX. 



583 



transfoTmalion, I, 489 j integration, 

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

 genesis, 2, 4G5. 



Eutivonment : degree of life and com- 

 plexity of, 1, 83-8 ; relation to organic 

 structure and function, 1, 145-50. 



Holis : branchise, ^, 105 ; outer tissue, 2, 

 293. 



Epidermis (see Skin). 



Epilepsy, and heredity, 1, 251. 



Kpitheliura: reproductive tissue, i, 221; 

 " pavement " and " cylinder," S, 211. 



£pizoa: development ot lemeoe, 1, 296; 

 distribution, 1, 314 ; special creation 

 and effeetE of, 1, 343 ; nutrition and 

 genesis, ;2, 464. 



ii^juilibration : variation and law of, 1, 

 263, 270 ; molecular arrangement, 1, 

 274-8 ; of organic change, 2, 235, 462, 

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

 adaptation and direct, 1, 435-7, 466, 

 474 ; nutrition, defence, and fertiliza- 

 tion of plants, 1, 437-9 ; direct, of 

 animals, 1, 439-41, 442, 466, 474; 

 natural selection and indh-ect, 1, 443-9, 

 466, 474; of natural selection, 1, 457- 

 62, 469, 474 ; increasing importance 

 of direct, 7, 468 ; tissue differemia- 

 tiou, 2, 227; functional, 2, 38i-7; 

 laws of multipUciition, ^, 391-6 ; of 

 forces acting on species, 2, 397-9, 

 410 ; human and social evolution, Z, 

 507. (See also Natural selection). 



Ethnology : heredity, 1, 240, 248 ; plas- 

 ticity of mixed races, 1, 291 ; primi- 

 tive ideas, 1, 333 ; evolution and 

 classification, 1, 356-8, a63 ; natural 

 selection, 1, 468. 



Hnphorbiacece : foliar »nd axial de- 

 velopment, S, 36-46 ; physiological 

 differentiation, S, 240 ; dye permea- 

 bility and circulation, S, 54u ; wood 

 formation, S, 544, 546, 547 ; foliar 

 vascular system, S, 558-61, 565. 



Evaporation : organic change, I, 27 ; 

 vegetal circulation, S, 556. 



ISvoluLion : definitions of life, 1, 89-93 ; 

 implies growth and development, 1, 

 107, 133 ; formula supported by de- 

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

 prior to organization, 2, 167 ; formula 

 Buppjrtcd by function, 1, 168 ; sta- 

 bility of species, 1, 199, 428, 430; 

 individuality, 2, 204 ; genesis, heredity, 

 and valuation resulting from, 1, 291 ; 

 hype thesis of special creation, 1, 331, 



344; derivation, 1, 84fi, 855, 470; 

 gradual development of hypothesis, 1, 

 346-8, 355; circle and straight line, 

 1, 348; conceivability, 1, 348-51, 

 355 ; svipport from direct evidence, 

 1. 351-3, 355 ; malevolence not im- 

 plied by, 1, 353-5, 355 ; Von Baer's 

 formula, 1, 365-9, 378; substitu- 

 tion and suppression of organs, 1, 

 369-71, 378, 384; segmentation of 

 articulata, 1, 380-2; vertebral column 

 development, 1, 382-4 ; rudimentary 

 organs, 1, 384-7, 472 ; vegetal and 

 animal changes of media, 1, 391-7, 

 472 ; considered historically, 1, 402-4, 

 408-10 ; instability of the homo- 

 geneous, a cause, 1, 421-3, 428, 465 ; 

 multiplication of effectD, 1, 423-6, 

 429-31, 465 ; segregation, and hetero- 

 geneity and definitenesB of, 1, 426-8, 

 429-31, 465 ; natural selection and 

 general doctrme, 1, 457-62, 474 ; 

 classification, embryology, morpho- 

 logy, and distribution, 1, 471-2 ; in- 

 org:inic and the System of FMlosophii, 

 1, 479 ; " spontaneous generation," 1, 

 479-84, 485 ; materialism and dualism, 

 1, 490-2 ; dissolution and problems of 

 morphology, Z, 4-6 ; morphology and 

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

 definition, S, 10 ; cell-doctrine, S, 

 10-13, 77 ; first plants unicellular 

 ^, 14; res«Me of vegetal morphology, 

 S, 74-6 ; phvsiological problems, ^, 

 221-5; tissue" difierentiation,^, 226-8, 

 378 ; race and individual multiplica- 

 tion, S, 408-10 ; dechning fertility of, 

 2,411,501-3 ; individuation and gene- 

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

 S, 494-7 ; forces influencing human, 

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

 504-7 ; self -sufficiugnees of, 2, 507 ; 

 vertebral, S, 532-5. 



Excretion, localization of, 2, 319-21. 



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

 outer stem and leaf tissues, 2, 240; 

 ph.ysiological integration, 2, 276, 383; 

 growth and genesis, S, 430. 



Expenditure {see Multiplication). 



Eye, the : waste and repair, 1, 173-4 ; 

 transmission of defects, 1, 244; use 

 and disuse, 1, 247, 249 ; migration in 

 pleuronectidee, S, 188 ; differentii- 

 tiou, 2, 303-5. 



