404 



INDEX OF SUBJECTS 



mediate, absence of, 80, 83, 84, 

 334 ; intersterility of, 4, 5, 26, 38 ; 

 only one human, 342; persistent, 

 123; syngamy, an essential re- 

 quisite of, 5 



Species-by-species method, 87 



Spectral analysis of constitution of 

 sun, 216 



Spectroscope, 144 



Speech, bestial, 245, 246 



Sperm, 156, 158, 159, 160; activa- 

 tion by means of, 159 



Spermists, 160 



Sphex grj'phus (Sm), 261 



Spiders, 257 



Spiral cleavage, 278 



Spirit, 194, 311; definition of, 

 194 



Spiritual, 206 



Spiritualism, 202, 230, 231 ; Aristo- 

 telian, 230, 231 — admits direct 

 dependence of lower psychic 

 functions on organism, 230 — ad- 

 mits indirect dependence of 

 higher psychic functions upon 

 organism, 231; Cartesian, 230; 

 destroyed by facts of physiolog- 

 ical psychology, 230; hvlomor- 

 phic, 202; of Aristotle, 202; psy- 

 chophysical of Descartes, 202, 

 203 



Spirituality, 203, 351; excludes co- 

 agency of organism, 203; of hu- 

 man soul, 351 



Spiritual representations, 221 



Spleen, 301 



Splitters, 37 



Splitting, 121 



Spontaneous generation, 131, 132, 

 133, 136, 142, 148, 149, 167, 179, 

 182, 185, 186; defined, 131-133; 

 antiquity of, 133; old and new 

 exception of, 167; philosophical 

 "proof" of, 185 



Spontogenesis, an outlawed hy- 

 pothesis, 164 



Spores, 134, 136, 156, 181; bacter- 

 ial, 181 



Sporulation, 156, 157 



Springopora, 118 



Spy, 329, 330, 333; bones, 329; 

 crania, capacity underestimated, 

 330 



Spy remains, 319, 325, 326, 327, 

 329, 330, 332; skeletons of No. 1 

 and No. 2, 327 



Squatting, a habit of savage races, 

 328 



Squirrel, 260 



Starfish, 140, 154, 382; egg of, 140; 

 sj^mmentry of, 154 



States, 203, 208; conscious or psy- 

 chic, 203, 208; mental, active 

 and passive, 208; of matter, not 

 more real, 203 



Statistics, moral, 361 



Stems, 160 



Stentor, 174 



Sterility, interspecific, 5, 21, 38 



Sterilization, 134, 135 



Stimulators, 243 



Stimulus, 227, 228 



Stizus ruficornis, 247 



Stock, 310, 311; hylobatic and 

 troglodyte, 310, 311; pithecoid, 

 311 



Stone implements, 329, 331, 334, 

 340, 342; characteristic, unsafe 

 basis for time-scale, 334 



Stratification, 102; scheme of, imi- 

 versal, 102; synchronous deposi- 

 tion of, different in mineral con- 

 tent, 102 



Stratigraphers, 106 



Stratigraphic, 101, 102, 107; con- 

 tinuity, 101; facts, 107; hori- 

 zons, 101 ; sequence, 101 — in- 

 variable order of, 102 



Stratigraphy, 93 



Strata, 66, 83, 87, 92-96, 102, 103, 

 108, 109, 116, 119, 120, 125; clas- 

 sification of, 103; concrete se- 

 quence of, 109; dated by fossils 

 and fossils by strata, 94; fossil- 

 iferous, 92, 96, 102, 109, 116, 119 

 — classification of, 119 — Euro- 

 pean classification of, 102; how 

 characterized, 96; intervening, 

 skipped, 120; mineral, 102; sub- 

 stitution of fossiliferous for 

 lithological, 103; substitution 

 of fossiliferous for mineral, 

 103; wrong order of, 108; 

 "younger" and "older," 108, 

 116 



Strontium, isotopes of, 173 



