1 88 



INDEX 



Carbohydrates, bacterial fermentation of, 

 116 seq. ; function and occurrence 



of, 53- 



Carbolic acid, inhibitory percentage of, 82 ; 

 lethal of, 83. 



Carbon, sources of, 55 ; compounds, nutri- 

 tive importance of, 56, 57 ; dioxide, 

 circulation of, 107, chap. XII ; inhibi- 

 tory action of, 86 ; monoxide, in- 

 hibitory action of, 86. 



Carbuncle, causes of, 145 ; production of by 

 pus bacteria, 148. 



Caries of teeth, causes of, 140. 



Casein, in cheese, 119 ; in curds, 119. 



Caseoglutin, occurrence of in cheese, 119. 



Cattle, anthrax in, 149, 150. 



Cell-wall of bacteria, attachment of, 8 ; 

 cellulose in, 9 ; chemical composition 

 of, 9 ; permeability of, 8, 9. 



Cellulose, fermentation of, 122, 177 ; occur- 

 rence of in tubercle bacilli, 153. 



Certes, influence of high pressures on 

 bacteria, 173. 



Chamberland, on attenuation, 170; on 

 preventive inoculation, 184. 



Cheese, bacteria of, in, 118; composition 

 and ripening of, 119 ; literature of, 177. 



Chemical composition of bacteria, 52. 



Chemotaxis, 78 seq., chap. IX ; literature 

 of, 173 ; application of Weber's law to, 

 80; character of movement and in- 

 fluence of concentration, 81 ; negative, 

 79 ; operation of in nature, 80. 



Chilian saltpetre, origin of, 104. 



Chlorine, necessity of, 54 ; water, lethal 

 percentage of, 83, 84. 



Chloroform, action of on ferments, 109. 



Cholera, germs of, 155 ; decomposition of 

 fat by, 108 ; facultative parasitism of, 

 49 ; growth of in fluid media, 58 ; 

 in plate cultures, 59 ; in milk, 117, 

 118; literature of, 182; polytrophism 

 of, 29 ; production of indol by, 101 ; 

 reproductive activity of, 17 ; transfer- 

 ence of, 156; serum, 167. 



Chromatin granules, occurrence of in 

 diphtheria bacilli, 151 ; in Cladothrix, 

 7, Fig. 5. 



Chromattum, 66; distribution of pigment 

 in, 12 ; C. Okenti, 65, Fig. 17. 



Chromic acid, as fixing fluid, 6. 



Chromogenic bacteria, 12. 



Chromoparous bacteria, 12, 13. 



Chromophorous bacteria, 12. 



Chroococcus, shape of, 37. 



Cider, influence of bacteria on, 114. 



Cilia, abscission of, 15; anomalies in con- 

 nexion with, 1 8 ; influence of external 

 agencies on, 16 ; constancy and 

 importance of, 31 ; forms of, 15, Fig. 

 8 ; influence of oxygen on, 61 ; use 

 and staining of, 14. 



Ciliation, taxonomic importance of, 15. 



Citric acid, production of by mould fungi, 

 no. 



Cladonia furcata, 93, Fig. 20. 



Cladophora, evolution of oxygen from, 62, 

 Fig. 16; C. fracta, process of cell- 

 division in, 17. 



Cladothrix, 36 ; arthrospores of, 22 ; charac- 

 ters of, 34 ; occurrence of iron in, 70 ; 

 sap-vacuoles in, 6 ; sliding growth of, 

 18; sheaths of, 10 ; C. dichotoma, 3, 

 Fig. 2 ; chromatin granules of, 7, 

 Fig. 5 ; formation of swarm spores by, 

 25, Fig. 12 ; pleomorphy of, 24. 



Classification of bacteria, 32, 33, 34 ; 

 difficulty of, 30; features of, 30, 31. 



Claudon and Morin, 178. 



Clostrideae, 33. 



Clostridhun, characters of, forms of, 121 ; 

 C. butyricum, in, Fig. 24, 121 ; forma- 

 tion of spores of, 20, Fig. 1 1 ; germina- 

 tion of, 22 ; C. Pasteurianum, charac- 

 ters of, 96 ; fixation of N by, 96. 



Coal gas, inhibitory action of, 86. 



Coccaceae, 32. 



Cocci of suppuration, 147, 148, 149. 



Coccidia, 41. 



Coccobacteria septica, 29. 



Coccus, definition of, 2. 



Cohn, 2 ; on B. termo, 101 ; on classification 

 of bacteria, 29, 30, 31, 171 ; on thermo- 

 genic bacteria, 63, 172 ; on putrefactive 

 bacteria, 175 ; on relation of tempera- 

 ture to bacteria, 173 ; on resistance to 

 desiccation, 173 ; on species of bacteria, 

 170; on spores of, 170. 



Cohn and Mendelssohn, influence of electric 

 currents on bacteria, 172. 



Colloid silica media, 58. 



Colon bacillus, 154. 



Comma bacillus, 1 56 ; shape of, 2. 



Concentration, influence of on bacteria, 9. 



Conn, on influence of bacteria on flavour of 

 butter, 177. 



Contagium animatum, 159; vivum, 142. 



Coppen Jones, on branching of tubercle 

 bacilli, 170. 



Coprinus, influence of light on, 72. 



Cornil and Babes, 180. 



Corrosive sublimate, poisonous action of, 



57- 



Coryne bacterium, 27 ; (7. diphtherias, 150, 

 151. 



Cow-pox, microbe of, 40. 



Cramer, on composition of bacteria, 171. 



Crenothrix, characters of, 34 ; sheaths of, 

 10 ; iron in, 70. 



Culture, general principles of, 52, chap. VI ; 

 media, 54, 55 ; fluid, 56 ; growth 

 in, 58 ; for phosphorescent bacteria, 

 63 ; solid, use of, 57, 58 ; plate, stab 

 and streak, 58, 59 ; influence of on per- 



