/ N D E X. 



XXVll 



Hallier, Prof., on micrococci, i. 283. 



Hartig, Prof., on transformation of 

 Phytozoa of Liverworts, Ixxiv. 



Harvey, William, on Heterogenesis, 

 i- 255. 



Hassall, Dr. A. H., on formation of 

 spore of Vaucheria, i. 173. 



Heat, as a mode of motion, i. 7 ; 

 relation of, to mechanical energy, 

 i. 8-12 ; influence of, on vital 

 processes, i. 21 ; its relation to 

 nerve functions, i. 35 ; vital re- 

 sistance to, i. 311; resistance of 

 spores of Fungi to, i. 316; of 

 Bacteria and Vibriones to, i. 317, 

 429 ; dissociating effect of, on 

 compounds, ii. 43. 



Heredity, law of, ii. 94-103. 



Heterogenesis, i. 245 ; distinction 

 between Archebiosis and, i. 249 ; 

 various modes in which it may 

 occur, (Table) i. 252 ; ancient 

 and modern views concerning, ii. 

 172181 ; classification of varie- 

 ties of, ii. 182 ; in products of 

 animal secretions, ii. 310; in tis- 

 sues of plants, ii. 317; frequency 

 of, amongst lowest organisms, ii. 

 561 ; varieties of, ii. 563; origin 

 of Monads, Fungus-germs, Ciliata, 

 and Rotifers, by synthetic, ii. 192- 

 263, SH-S^i; limits to., ii. 539; 

 future researches connected with, 

 ii. 540 ; different varieties of, 

 (Table) ii. 545. 



Hicks, Dr. Braxton, production of 

 Amoebae in moss-radicles, ii. 376 ; 

 of Monads, ii. 410 ; Gleocapsa, 

 ii. 41 1 ; variability of lower Algae 

 and their relations to Lichens and 

 Mosses, liii-lxxiii. 



Hildgard, Mr. T. C., mode of origin 

 of Vorticella, ii. 470; on trans- 

 formations of Ciliata, ii. 495. 



Hofmeister, on free cell-formation 

 in Phanerogamia, i. 190. 



Holland, Sir Henry, on spread of 

 Epidemic Diseases, cxix. 



Homogeny, meaning of term, i. 245. 



Hooping-cough, cxliii, cliv. 



Huxley, Prof., on Bathybius, i. 122 ; 

 on cellular theory, i. 158 ; doc- 

 trine concerning living matter, i. 

 310; views concerning Individu- 

 ality, ii. 553 ; on persistent types, 

 ii. 614. 



Hydatina, origin of, from Chloro- 

 coccus corpuscles, ii. 514; from 

 Euglenre, ii. 518. 



Hydrophobia, cxxx, cxxxii, cxlviii. 



Individual, views concerning mean- 

 ing of term, ii. 542 ; nature of, ii. 

 569. 



Individuality, views concerning, 

 ii- 553 5 objections to views of 

 Dr. Carpenter and Prof. Huxley, 

 553-556. 



Influenza, cxxxix. 



Iron, influence of, on new-born pro- 

 toplasm, ii. 157. 



Itzigsohn, on transformation of Os- 

 cillatorise, Ixxxiii. 



Johnson, Mr. Metcalfe, converti- 

 bility of Ciliated Infusoria, ii. 

 496 ; transformation of these into 

 Rotifers, ii. 504. 



Jones, Dr. Bence, on Physical 

 Theory of Life, i. 62. 



Lamarck, doctrines of, concerning 

 Life, i. 260 ; cause of Organiza- 

 tion, ii. 584. 



Laticiferous vessels, alterations in 

 globules of, ii. 318. 



Lavoisier, M., on source of animal 

 heat, i. 25. 



Leptothrix filaments, description of, 

 i. 277; development of, ii. 138, xxii. 



Leucocytes, mode of origin of, i. 221. 



Lewes, Mr. G. H., on neurility, i. 

 36 ; life and organization, i 69 ; 

 on multiple evolutions of living 

 matter, ii. 75 ; on theories of de- 

 velopment, ii. 268. 



Lichens, origin of spores in, i. 183 ; 



