INDEX 567 



Coccobacillus foetidus-ozaene, Comparative study of, and Bacillus bronchi- 



septicus 499 



Colon-aerogenes group, A synthetic medium for the direct enumeration of 



organisms of the 433 



■ — • — , The occurrence of different types of the, in water 313 



Colon-cloacae group, A statistical classification of the 253 



Comments on the evolution and classification of bacteria 445 



Complement fixation tests 309 



Conn, H. J., Breed, R. S., and Baker, J. C. Comments on the evolution and 



classification of bacteria 445 



— , Harding, H. A., Kligler, I. J., Frost, W. D., Prucha, M. J., and Atkins, 

 K. N. Methods of pure culture study. Preliminary report of the com- 

 mittee on the chart for identification of bacterial species 115 



Corper, H. S., and Sweany, H. C. The enzymes of the tubercle bacillus. . . 129 



Cream, A lactose fermenting yeast producing foamy 293 



Cross-agglutination, Note on, of B. coli communis and B. dyscnteriae Shiga. . 441 



Cultural agglutination and absorption reactions 193 



Cultures, A new apparatus for obtaining simultaneous, of any desired age 



for comparative study 23 



Davis, Mildred A., and Hilliard, C. M. The germicidal action of freezing 



temperatures upon bacteria 423 



Defandorfer, J., and Kligler, I. J. The Endo medium for the isolation of B. 

 dysenteriae and a double sugar medium for the differentiation of B. dyscn- 

 teriae Shiga and Flexner 437 



Diastase production, A simple method for the classification of bacteria as to. 15 



Differentiation of lactose fermenting anaerobes from B. coli, The 561 



Direct or Breed method for counting bacteria in tomato catsup, pulp or 



paste, The 183 



Distemper, Ozena and 499 



Double sugar medium. The Endo medium for the isolation of B. dysenteriae 



and a, for the differentiation of B. dysenteriae Shiga and Flexner 437 



Early instructors in bacteriology in the United States (addenda) 307 



Elimination of spurious presumptive tests for B. coli in water by the use of 



gentian violet. The 329 



EUefson, Lillian Jordan, and Hall, Ivan C. A brief note on the use of gen- 

 tian violet in presumptive tests for B. coli in milk with reference to 



sporulating anaerobes 355 



. . The elimination of spurious presumptive tests for B. coli in water 



by the use of gentian violet 329 



Endo medium, A note on the nature of the reaction of B. coli on 547 



■ for the isolation of B. dysenteriae and a double sugar medium for the 



differentiation of B. dysenteriae Shiga and Flexner, The 437 



Enzymes of the tubercle bacillus, The 129 



Feces, On the value of the petroleum-ether method for the isolation of B. 



typhosus from 361 



Ferry, N. S., and Klix, H. C. Studies relative to the apparent close rela- 

 tionship between Bad. pertussis and B.hronchiseptictis^. II. Comple- 

 ment fixation tests 309 



