SUBJECT-INDEX. 



609 



tion, vi.; "natural selection" and mul- 

 tiplication of effects, 459. 



Ostrich, osseous segregation in, 483. 



Owen, Sir R., on anoplotherium and 

 paleolherium, 350. 



Fain, varying rhythm of, 275. 



Painting {see Arts). 



Palaeontology : rhythm of motion shown 

 by, 272 ; its record consistent with evo- 

 lution, 347-51. 



Pantheism, inconceivability of, 33. 



Pendulum : " latent" and "perceptible" 

 activity, 186-8; alteration of rate by 

 locality, 395. 



Persistence of force : underlies continuity 

 of motion, 192; transcends demonstra- 

 tion, 197-200; definition, 200; under- 

 lies uniformity of law, 203 ; and trans- 

 formation and equivalence of forces, 

 229 ; and laws of motion, 254-8 ; and 

 rhythm of motion, 279-81 ; a philo- 

 sophical and universal truth, 282 ; un- 

 derlies phenomena of evolution, 409; 

 and instability of the homogeneous, 

 437-41 ; and multiplication of effects, 

 468-70 ; and segregation, 493-5 ; and 

 law of equilibration, 526-30 ; sum- 

 mary, showing it to be the ultimate 

 truth, 552 ; and evolution to result 

 from, 560-3. 



Phenomenon and appearance : their mis- 

 leading' associations, 162 ; misinterpret- 

 ed by Birks, 597. 



Philology : language and the dispersion 

 of mankind, 14; errors of verbal 

 misinterpretation, 161-5; integration, 

 shown by agglutination of language, 

 329-32 ; by fewer number of syllables, 

 330 ; by increasing coherence, 331 ; and 

 greater complexity of sentences, 332 ; 

 incoherence of Chinese, 331 ; Latham 

 on inflexional languages, 331 ; com- 

 pleteness of English language, 357 ; 

 increase in heterogeneity of written 

 and spoken language, 357-60 ; devel- 

 opment "of writing, 362 ; integration, 

 heterogeneity, and definiteness of 

 evolving speech, 385,402-4; heteroge- 

 neity, "desynonymization" of words, 

 432; establishes racial community, 

 459 ; unsuggestiveness of abstract 

 words, 577-83 ; Leslie on language and 

 law of evolution, 583. 



Philosophers, and relativity of knowl- 

 edge, 70. 



Philosophy : hypothesis of first cause, 

 37-40 ; Hamilton on the absolute and 

 infinite, 75-7,' 89-99; also Mansel, 

 40-4, 78-81, 89-99; varied interpreta- 

 tions of, 130-3; completely unified 

 knowledge, 133-6; general and spe- 



cial, 136 ; must assume intuitions 

 necessary to thought, 139 ; and justify 

 them, 140-2 ; also assume conscious- 

 ness trustworthy, 142-4; the postu- 

 lates adopted, 159, 174; errors from 

 verbal misinterpretation, 161-5; re- 

 lation to science, 282-7; resume of 

 the laws constituting it, 282; should 

 seek law of continuous redistribution 

 of matter and motion, 287 ; and unify 

 history of existences, 288-90 ; formula 

 must comprehend evolution and diffu- 

 sion, 291 ; induction necessary to 

 verify deduction, 317 ; summary of its 

 relation to evolution and dissolution, 

 551-6 ; to science and religion, 564 ; 

 and conclusion, with the doctrines re- 

 stated, 568-72. 



Phosphorus in the brain, 223. 



Physiology : knowing, illustrated by 

 processes of, 72 ; transformation and. 

 equivalence of forces, 220-4 ; rhythm 

 of motion, 270 ; increasing definite- 

 ness of, 387 ; integration of alimentary 

 canal, 399-401 ; correlation of organs 

 to functions, 511-6. 



Physiology, Transcendental, and Origin 

 of Species, dates of publication, v-vi. 



Piano, thought and concept of, 97. 



Pleasure, varying rhythm of, 275. 



Poetry: rhythm of, 274; originated 

 with music and dancing, 364-9. 



Political economy, rhythm in the pro- 

 cesses of, 276-9. 



Population : equilibration of, 520 ; disso- 

 lution shown by decrease, 534. 



Pressure, hypothesis of an universal 

 232-4. ' 



Principles of Biology, general aim and 

 scope, xvii. 



Principles of Morality, general aim and 

 scope, xxi. 



Principles of Psychology, general aim 

 and scope, xviii. 



Principles of Sociology, general aim and 

 scope, xix. 



Printing, the development of, 362. 



Progress, its Law and Cause, and Ori- 

 gin of Species : dates of publication, 

 v, 347 n. 



Protein, characteristics of, 308-10. 



Protestantism and Catholicism, 117. 



Protozoa : extreme indetinitcness, 381 ; 

 and lack of differentiated parts, 425. 



Psychology : knowledge transcended by 

 thought, 16; actual and symbolic 

 conceptions, 27-30 ; Mansel on the 

 absolute and infinite, 40-4, 78-81, 89- 

 99; consciousness only conceivable as 

 a relation,— Mansel, 41 ; duration of 

 consciousness inconceivable, 64-5 ; 

 also its substance, 66-9 ; relativity 



