INDEX 



Seasons, cause of change of, in 

 northern hemisphere, 48. 



Secondary period in geology, relative 

 duration of, 3, 5, 7 ; giant rep- 

 tiles in, 6. 



Sects, formation of Protestant, 244 ; 

 decomposition of, a feature of the 

 present day, 245, 246. 



Sedimentary rocks, 12 j of Europe, 



'5- 

 Self-control considered as a moral 



attribute, 201. 

 Semitic languages, futile attempts to 



prove that they are allied to Aryan 



languages, 135 ; a distinct family, 



138, 146. 

 Servian a branch of Slavonic speech, 



87- 



Seville, depopulation of, 223. 



Shakespeare, William, and social 

 conditions, 174. 



Sheep, harbinger of civilization, 41 ; 

 used as money, 121 ; domesti- 

 cated by the Aryans, 125. 



Shetland mountains in Pliocene age, 

 26. 



Shetland pony and the anchitherium, 

 18. 



Siberia, in Tertiary period, 25 ; its 

 cold winters, 62 ; languages of, 

 belong to the Finno-Tataric fam- 

 ily, 150. 



Sicily, brigandage in, 208. 



Silk-moths are domesticated, 324. 



Silures as Iberians, 45. 



Silurian period, 5, 7 ; physical con- 

 tour of Europe in, 14 ; glaciation 

 in, 60. 



Simultaneous discoveries, 331* 



Six, Hebrew and Sanskrit words for, 



Slavonic language, added to Indo- 

 European group, 80 ; as the 

 eighth grand division of Aryan 

 speech, 87 ; divisions of, 87. 



Slavs, their invasion of Europe, 45, 

 87 ; as Aryans, 76 ; have re- 

 tained political independence in 

 Russia alone, 87. 



Slykick force, Clifford on, 305. 



Snakes, in Galapagos Islands, 3155 

 rudimentary hind limbs of, 322. 



Snow, earth's storing up of, 51 j 

 perpetual, confined to high alti- 

 tudes, 62. 



Social object, the, as presented by 

 Clifford, 301. 



Social plasticity, in France and Eng- 

 land, 291 ; in our own country, 

 291. 



Sociology, and Hero-Worship, 158 

 183; relation of the environment 

 to the genius in, 162 ; Spencer 

 on the study of, 165, 170; the 

 truths dealt with in, 1 76 ; study 

 of, concerned with institutions 

 rather than with individuals, 178, 

 1 8 1 ; distinction between study of 

 history and study of, 178-182. 



Sogdiana the Sugdha of the Zenda- 

 vesta, 71. 



Solids, 298. 



Soul, conscious existence of, after 

 death, 265, 307. 



South Africa as part of Aryan do- 

 main, 82. 



South America, its flora and fauna 

 compared with those of the adja- 

 cent islands, 315-318 ; successive 

 appearance of sloth-like and arma- 

 dillo-like animals in, 320. 



South Pole, effect of its temperature 

 on ocean-currents, 54, 64. 



Spain, in Silurian age, 1 5 ; in Cre- 

 taceous period, 1 6 j brigandage 

 in, 208 ; economic ruin of, dates 

 from the expulsion of the Moris- 

 coes, 223 ; warfare for religious 

 unity in, 223 ; feeling of corpo- 

 rate responsibility at the root of 

 persecutions in, 231. 



Spaniards, related to French and 

 Italians through Keltic ancestors, 

 90 ; complexion of, 94. 



Spanish as a Latin language, 85. 



Spectrum analysis, simultaneous dis- 

 coveries in, 332. 



Speech, no such thing as an origin?' 



2 



