[NDEX 





S[ ici ial i reation, theory of, 



S|)ci ics, Ray, 117; Linnaeus, 1 (9; 

 are they fixed in natiln ; or- 



^ igin of, 352 j66 



Spencer, 426; his views on evolution 

 in [852, 4 27 



Spontaneous generation, belief in, 

 278; disproved, 292; first experi- 

 ments on, 278; new form of the 

 question, 281 ; Redi, -'70; Pas- 

 teur, 288; Pouchet, 286; Spallan- 

 zani, 282; Tyndall, 290 



Steno, on fossils, 322 



Straus-Dlirckheim, liis monograph, 

 96; illustrations from, 101 



Suarez, and the theory of special 

 creation, 410 



Swammerdam, liis Biblia Naturae, 

 73; illustrations from. 74. 70; 

 early interest in natural history, 

 68; life and works, 67 77; love 

 of minute anatomy, 70; method of 

 work, 71; personality, 67; por- 

 trait, oq; compared with Mal- 

 pi^hi and Leeuwenhoek, 87 



System, Linnaean, reform of, 130- 



138 

 Systema Naturae, of Linnaeus, 121, 



127 



T 



Theory, the cell-, 242; the proto- 

 plasm, 272; of organic evolution, 

 345-368; of special creation, 410 



Tyndall, on spontaneous generation, 

 289; his apparatus for getting op- 

 tically pure air, 200 



Type-theory, of Cuvicr, 132 



U 

 Uniformatism, and catastrophism, 



333 



V 

 Variation, of animal-, in a state of 



nature, 388; origin of, according 



to Weismann, 402 

 Vesalius, and the overthrow of au- 



thority, i; ence, 



lMH>k of, }o; irt |>hysi< ian, 



35; death, 36; for< c and hide 



pendent e, .'7; method <>f tca< hing 

 anatomy, >. opposition I 



34; personality, . 30; pi 



lOgnomy, 30; |wirtr.iit. .•(,. pr< 



of, ;'<< i.il 



of, 37; -k- 1< hes from hi- works 



i*i '•■ 49 



\'i< q d'Azyr, [46; portrait. 



Vim i, Leonardo da, and fossils, 



Virchow, and germinal continuity, 



225; in histology, 174: [xtrtr.tit, 



|74 

 Vries, Hugo de, his mutation theory, 



40S; portrait, 400; Mimmar;. 



theory, 41 2 



W 

 Wallace, and Darwin, 428; his 

 count of the conditions under 

 which his theory originated, . 

 portrait, 436; writings, | $5 



Weismann, the man, 405; quotation 



from autobiography, 407; 



sonal qualities, 405; portrait. 400; 



his theory of the germ-plasm, $98 

 405; summary of hi- theory, 411 



Whitney collection of fossil hor- 



357 

 Willoughby, his connection with 



Ray, 1 15 

 Wolff, on cells, 240; his best work. 

 21 i ; and epk r ene-i-. 205; and 



Efaller, 211, 214; opposed by 



Bonnet ami Haller, 211; hi- 

 riod in embryology, 2 1 \. per- 



sonality, 214; plate from hi> 

 Theory of Generation, joj; the 

 Theoria < Senerationis, 210 

 Wyman, Jeffries, on spontaneous 

 generation, . 



Zittel, in palaeontology, 140; nor 



trait, 341 



