/ N D E X. 



XXV 



tions of, ii. 198-254 ; spheres, 

 changes in, ii. 40 r. 



Empusa, nature of, ii. 330. 



Entozoa, ii. 309. 



Ephemeromorphs, nature of, ii. 559 ; 

 relation of, to crystals, ii. 571; 

 not influenced by Natural Selec- 

 tion, ii. 572; causes which regu- 

 late their structure, ii. 600 ; have 

 no long line of ancestors, ii. 606 ; 

 Foraminifera to be included 

 amongst, ii. 613. 



Epochs, Geological, forms of life in, 

 ii. 621. 



Erysipelas, cxxxiv. 



Estor, M., Bacteria in cells of ani- 

 mals, ii. 342. 



Euglenae, modes of origin of, ii. 421 ; 

 heterogenetic transformations of, 

 ii. 434 ; into fungus-germs, ii. 436 ; 

 into Monads, ii. 440 ; into Dia- 

 toms, ii. 441 ; into Algoid cor- 

 puscles, ii. 442 ; external vesicu- 

 lation of, ii. 436, 440 ; minor mo- 

 difications of, ii. 443 ; transforma- 

 tion of, into Diatoms, ii. 444; 

 into Desmids and Pediastrese, ii. 

 446 ; into Vaucheria filament, ii. 

 449 ; into Actinophrys and Amoe- 

 bae, ii. 456; direct transformation 

 of, into Ciliated Infusoria, ii. 459 ; 

 into Oxytricha and Trichoda, ii. 

 462 ; into Vorticella, ii. 464, 504 ; 

 into Amoebae and Actinophrys, ii. 

 505; into Rotifers, ii. 506, 518, 

 525; into Tardigrades and Nema- 

 toids, ii. 525 ; into Nematoids, ii. 

 527; relations of, to Protococcus 

 and Oscillatorise, Ixxxiii ; on trans- 

 formations of, Ixxxv. 



Evolution, hypothesis of, i. 92 ; arti- 

 ficial, i. 92; of complex chemical 

 compounds, ii. 24 ; simple, ii. 1 21 ; 

 compound, ii. 122. 



Faraday, on indestructibility of force, 



1.15. 

 Fermentation, cause of, related to 



origin of life, i. 400; Liebig's 



physical theory of, i. 403; vital 

 theory of, held by Pasteur and 

 others, i. 404 ; presence of oxygen 

 not essential for initiation of, i. 

 416; conclusions on subject of, 

 i. 420 ; three principal modes of, 

 1.423; analogy of, to vital pro- 

 cesses, 1.425, ii. 186; occurrence 

 of, in bent-neck flasks, ii. 12; 

 two degrees of, ii. 14; theories 

 of, in their bearing upon Conta- 

 gious Diseases, cxlix. 



Fevers, Intermittent and Remittent, 

 cxxxv ; Yellow, cxxxvii ; Typhoid 

 and Relapsing, cxl; Typhus, cxl, 

 cxlii, cliv;. Scarlet, cxliii, cliv. 



Flagellum of Monads, development 

 of, ii. 212. 



Fluidity, state of, ii. 42. 



Food, relation of, to vital forces, ii. 

 1 83 ; putrid articles of, cxxiv. 



Foraminifera, ancient descent of, ii. 

 104; nature of, ii. 611 ; types of, 

 explanation of apparent persistence 

 of, ii. 613. 



Force, inseparability of matter and, 

 i. 5 ; indestructibility of, i. 14 ; 

 origin and distribution of, in 

 living bodies, ii. 18.3. 



Fox, Dr. Tilbury, on Parasitic skin- 

 diseases, ii. 347. 



Fox, Dr. Wilson, experiments on 

 inoculability of Tubercle, cxiv. 



Frankland, Prof., on vital and phy- 

 sical forces, i. 22, 54; mode of 

 preparation of experimental flasks, 

 ii. 438. 



Fungi, relation of, to Bacteria, ii. 

 1 34 ; to Amcebse and Monads, ii. 

 157; to Algae and Lichens, ii. 

 159; mode of origin of micro- 

 scopic, ii. 338 ; presence of, in 

 closed cavities, ii. 349 ; influence 

 of conditions on development of, 

 ii. in; exogenous origin of, from 

 Euglenoe, ii. 436 ; in solutions 

 containing silicates, xi-xiii ; rela- 

 tions of, to Algae and Lichens, 

 Ixxvi; to Amoebae, Ixxix; varia- 

 bility of, Ixxvii. 



