xxiv 



INDEX. 



Comparative Experiments, bearing 

 upon occurrence of Archebiosis, 

 xxx-lii. 



Conclusions, ii. 633-640. 



Confervse, origin of Mosses from, ii. 



452- 



Consciousness, 1.42; not co-exten- 

 sive with Mind, i. 43 ; changes in 

 sphere of, i. 44 ; degree of corre- 

 lation with nerve-action, i. 45 ; 

 quantitative value of, i. 46. 



Contagion, theory of, ii. 360 ; mode 

 in which brought about, cxviii ; 

 early views concerning, cxix. 



Contagious element, action of, in 

 parasitic diseases, ii. 361-365. 



Contagiousness, degrees of, cxiv, 

 cxxxv; explanation of, cxlviii. 



Contractility of muscle, i. 26 ; de- 

 pendent on blood-supply, i. 28. 



Corda, on Peziza, i. 184. 



Crystalline matter, causes of differ- 

 ences in form of, ii. 87; cellular 

 forms of, ii. 59. 



Crystalloids, distinction between 

 colloids and, i. 88 ; interchange- 

 ability of states of colloids and, 

 ii. 38. 



Crystals, origin of, compared with 

 that of lowest organisms, i. 298, 

 ii. 71-85 ; Mr. Rainey on form- 

 ation of modifications of, i. 302 ; 

 formation of, under different con- 

 ditions, ii. 55-65; size of, de- 

 pends upon rate of collocation, ii. 

 69 ; influence of conditions on 

 forms of, ii. 87, 113; development 

 of, ii. 114. 



Darwin, Dr. Erasmus, views on Or- 

 ganization, ii. 5 ?,8. 



Darwin, Mr., on Natural Selection, 

 ii- 572, 576; influence of new 

 conditions upon species, ii. 5 (So, 

 591 ; not a believer in Progressive 

 Development, ii. 51^0 ; converti- 

 bility of peach and nectarine, 

 ii. 596, 598 ; Correlated Varia- 

 bility, ii. 601 ; Pangenesis, ii. 603 ; 



affiliation of existing organisms, 

 ii. 606 ; variability of lower or- 

 ganisms, ii. 607 ; stability of spe- 

 cies through long periods, ii. 6og. 



Davaine, M., on Bacteridia, i. 275; 

 observations on Sang de rate, ii. 

 362. 



Davy, Sir Humphrey, on Heat, i. 8. 



Decolourization, process of, in deve- 

 lopment of Nematoids and Roti- 

 fers, ii. 532. 



Desmids, modes of origin of, ii. 41 2, 

 416, 418, 443, 446, 451 ; mode of 

 reproduction of, ii. 420 ; converti- 

 bility of, into Diatoms or Algee, ii. 



455- 



Diatoms, origin of, ii. 412, 416, 418, 



441, 444, 453 ; mode of reproduc- 

 tion of, ii. 420; terminal forms of 

 a divergent series, ii. 455. 



Diseases of skin, parasitic, ii. 346; 

 blood-changes in, ii. 361 ; nature 

 of, cxi ; causes of, cxi ; of general 

 nature, ii. 360, cxii; of special 

 nature, cxiii. Epidemic, mor- 

 tality from, cix; importance of, 

 ex ; problems as to origin of, 

 ex, cxlv, cli-clv ; nature of, cxvii, 

 cxlix; relations of, to Cancer and 

 Tubercle, cxvii ; spread of, cxviii ; 

 doctrines concerning, influenced 

 by views on Fermentation, ex, 

 cxx, cxlix ; predisposing causes of, 

 cliii ; independent origin of, cliii ; 

 contagious, how related to non- 

 contagious, cxxx ; classification of, 

 cxlvi ; how differing from general 

 parasitic diseases, cxlvii. 



Distomata, direct development of 

 some, explained, ii. 571. 



Dumas, M., functions of animals 

 and plants compared, i. 1 30, 

 142. 



Dysentery, cxxxviii. 



Ehrenberg, on multiplication of In- 

 fusoria, i. 262. 



Embryonal areas of pellicle, nature 

 and developmental transforma- 



