SUBJECT-INDEX. 



593 



ihent, g, 263-8, 381 ; integration, 2, 

 277, 280, 3s3 ; multiplication, 2, 421, 

 422 ; genesis and growth, 2, 431, 437 ; 

 and development, 2, 443 ; and nutri 

 tion, 8, 455, 45G, 484. 



Philology, and evolution, 1, 347, 357-8, 

 360. 



Philosophy, (see Psychology). 



Phosphorescence, animal and vegetal, 

 1, 46. 



Phosphorus : allotropic, l t 4 ; organic 

 evolution, 1, 486. 



Photogenes, visibility of, 1, 174. 



JPh ysalia : motion, 1, 55 ; individuality, 



1, 204 ; tertiary aggregate, 2, 84. 

 Physiological units : definition, 1, 183 ; 



genesis, 1, 220 ; heredity, 1, 253-6 ; 

 variation, 1, 265-7, 267-8, 269-70; 

 stability, 1, 277-8 ; hermaphrodism, J?, 

 278-9,280; self-fertilization, 1, 279- 

 82, 290 ; interbreeding, 1, 282-4, 289 ; 

 genesis, heredity, and variation, re 

 sume, 1, 286-91; organic development, 

 1,373,376-8; &quot;mechanical theory,&quot; 



2, 484-9 ; morphological development, 

 #,7-9; cell -doctrine, 2, 10-13; foliar 

 development, 2, 72. 



Physiology : and psychology, 1, 98 ; 

 comparative and general, 1, 100 ; 

 vicarious function, 1, 165 ; primitive 

 interpretations, 1, 333 ; multiplication 

 of effects, 1, 425 ; structural and 

 functional co-operation, 2, 3 ; verte 

 brate organic symmetry, 2, 190 ; and 

 morphology, 2, 221-3 ; and evolution, 

 2, 223-5 ; tissue differentiation and 

 evolution, , 226-8, 377-83 ; tissue 

 differentiation in secondary aggregates, 

 g, 228, 378; in phamogjims, 2, 229- 

 31, 379 ; in bark and cambium, 2, 

 231-3, 379 ; on free and fixed surfaces, 

 g, 23 1-9, 253, 379 ; outer stem and 

 leaf tissue, 2, 239-42, 253, 380 ; super 

 ficial differentiation in leaves, 2, 212- 

 8, 254, 380; floral tissue differentia 

 tion, 2, 248-53, 254, 381 ; outer plant 

 tissue, rs.-iume, 2, 253 ; inner plant 

 tissue differentiation, 2, 256-8, 381; 

 supporting plant tissue, 2, 258-62, 

 268-71, 381 ; vascular system develop 

 ment, 2, 262-8, 268-71, 381 ; inner 

 plant tissue, summary, 2, 271-4, 381 ; 

 vegetal integration, 2, 275-8, 278-81, 

 883 ; tissae differentiation in protozoa, 

 g, 282, 378 ; analogy of tissue differen 

 tiation in coelenterata, 2, 283-4, 382 ; 



tissue reduplication in coelentcrata, 2, 

 284-6, 382 ; natural selection and 

 animal tissue, 2, 286-90; outer tissue 

 in coelenterata, 2, 291 ; respiratory 

 organs, 2, 292-5, 321-7, 380 ; diffe 

 rentiation of animal epidermic tissue, 

 2, 295-9, 380 ; development of tegu- 

 mentary organs, 2, 299-302, 380 ; of 

 sensory, 2, 302-7 ; inner and oute 

 tissue transition, 2, 307-9, 382; all 

 mentary canal differentiation, 2, 310- 

 12 ; gizzard development in birds, 2 t 

 312 ; alimentary canal of ruminants, 

 2, 314-6 ; differentiation of liver, 2, 

 316-21 ; of animal vascular system, 

 2, 327-34 ; of osseous system, 2, 334- 

 46; of nerve tissue, , 316-51, 352; 

 of muscle, 2, 351-61 ; tissue repair, 

 and growth, i?, 361-4; correlation of 

 integration and differentiation, 2, 365 ; 

 differentiation and integration iu 

 animals, 2, 365-8; in vascular system, 

 2, 368-72, 375 ; in nerves, 2, 372-5 ; 

 origin of development, 2, 377 ; animal 

 differentiation and instability of homo 

 geneous, 2, 377-83, 385 ; summary of 

 development, #, 377-88; vegetal diffe 

 rentiation and instability of homo 

 geneous, 2, 377-83, 385; and multi 

 plication of effects, g, 383-4, 385; 

 animal differentiation and multiplica 

 tion of effects, 2, 383-4, 385 ; equili 

 bration, 2, 384-7 ; persistence of force 

 and development, 2, 387 ; vegetal 

 circulation and wood formation, 2, 

 533-66; also dye permeability, 2, 

 538-43, 546-50, 553, 555. (See also 

 Function, and Multiplication). 



Pigeons (see Birds). 



Pike, unceasing growth, 1, 126, 231. 



Planaria : integration, 2, 94 ; symmetry, 

 g, 178 ; liver, 2, 316 ; unintegrated 

 function, 2, 365 ; growth and genesis, 

 0, 432. 



Plants (see Botany, Morphology, and 

 Physiology). 



Plato, iofo of, 2, 519. 



Plethora, nutrition and genesis, 2, 459- 

 62, 48 1. 



PteuroneclidoB : symmetry and eye, 2, 

 188 ; outer tissue, 2, 380. 



Plumatella : metagenesis, 1, 217 ; sym 

 metry, g, 177. 



Polarity : organic, 1, 182, 253, 8G-91 j 

 physiological units, 1, 484-92. 



Polvmerism : of binary compounds, /, 9, 



