INDEX. 



621 



Rome, significance of its rule, ii. 206, 

 215, 218. 



Rotifera as illustrating dependence ef 

 vitality on moisture, i. 334. 



Rousseau, J. J., his theory of a primitive 

 contract, ii. 221 ; his anarchical doc 

 trines, ii. 479. 



Rudimentary organs, i. 455. 



SAEMANN S theory of the disappearance 

 of the lunar air and water, i. 381. 



Sahara, effects of its submergence, 404. 



Saint-Simon, wherein different from 

 Comte, i. 2CO. 



Sair.te-Beuve, i. 29. 



Sanctions for morality furnished by 

 religious systems, ii. 454. 



Santals, religion of, ii. 453. 



Satanic presence in nature, ii. 458. 



Satellites, distribution of, i. 374. 



Saturation and substitution, i. 225. 



Saturn, eclipses caused by his rings, i. 

 375 ; why he has rings, i. 376 ; his 

 physical condition, i. 378. 



Savages, their want of foresight, ii. 247, 

 303 ; moral condition of, ii. 350. 



Scales and lever, i. 36. 



Scepticism, i. 45, 86 : its function, ii. 

 229, 411. 



Schelling, i. 48, 52, 77, 99 ; his theory of 

 &quot;intellectual intuition,&quot; i. 124. 



Scheref, E., ii. 383. 



Schlegel, A. W., his hypothesis of word- 

 budding, i. 66. 



Scholastic philosophy, its great value, 

 L 123. 



SchopenhaxTer, A., on Hegel, i. 124. 



Science and common knowledge, i. 27 

 38 ; ii. 297 ; enormous progress of since 

 1830, i. 22;), 251 ; originated in myth 

 ology, i. 177. 



Sciences, Conite s classification of, i. 189 

 215 ; cannot be Arranged in a linear 

 series, i. 208 ; conditions which deter 

 mine their relative progress, i. 209 

 212; Mr. Spencer s triple division of, i. 

 2i5 ; tabular view of, i. 219 ; device 

 for representing their relative rates of 

 progress, i. 223. 



Secession, war of, compared with Punic 

 wars, ii. 249. 



Segregation as a conseouence of the per 

 sistence of force, i. 355. 



Selection, ii. 9. 



Self-creation, i. 7. 



Self-existence, i. 7. 



Self-regarding virtues, ii. 357. 



Sensation, how different from perception, 

 VOL. IL 



ii. 113 ; peripherally or cei trally ini. 

 tiated, ii. 116 ; relativity of, i. 17, 18. 



Sensations and ideas, ii. 111. 



Sense-organs differentiated from dermal 

 structures, ii. 89. 



Sequences which are not causal, i. 151. 



Serve tus, i. 65. 



Sexual selection, ii. 27. 



Shaler, N. S., his theory of the rattle, 

 snake s rattle, ii. 28. 



Shark, brain of, ii. 133. 



Shells in England and the Mediterranean, 

 ii. 55. 



Siberian fungus, its psychical effects, L 

 414. 



Siberian mammoths, i. 321. 



Sidereal astronomy, why condemned by 

 Comte, i. 260. 



Silurian rocks not strictly palaeozoic, ii. 38. 



Similarity and dissimilarity, ii. 118. 



Sin, divine judgment on, i. 199 ; scien 

 tific doctrine of, ii. 455 ; anthropo 

 morphic doctrine of, as yet the most 

 useful, ii. 470. 



Sizes of planets, i. 366. 



Sleep, physiological explanation of, i. 306. 



Smith, Adam, i. 113 ; his remark about a 

 god of Weight, i. 195 ; his principle of 

 division of labour, i. 207. 



Smith, Goldwin, on the science of history, 

 ii. 172. 



Social environment, ii. 197 ; rapid change 

 of, in recent times, ii. 335. 



Social evolution, definition of, ii. 223 ; 

 closely akin to organic evolution, ii. 

 225 ; prerequisites to the discovery ot 

 the law of, ii. 233 ; opens a new chapter 

 in the history of the world, ii. 293; 

 connected with representativeness, ii. 

 315 ; origin of, ii. 340363. 



Sociality and gregariousness, ii. 341. 



Society, morphological development of, 

 ii. 215 



Socio^-eny, i. 222. 



Sociology a concrete science, i. 213 ; pre 

 vision in, ii. 169 ; great difficulty of 

 the study, ii. 191 ; position of the 

 science, ii. 198. 



Solar energy, how transformed on the 

 earth, i. 407. 



Solar nebula, its primitive rotation, i. 

 360 ; its original shape, i. 361, 389. 



Solar ray, compo sition of, i. 19. 



Solar spots, scouted at by Aristotelians, 

 i. 110. 



Solidity of matter, i. 3, 373. 



Sounds, constitution of, ii. 123. 



Spallanzani and the germ-theory, i. 420. 



Special-creation liyijolhesis k i 440. 

 M M 



