THE CLASSIFICATION OF BACTERIA 123 



** Bouillon not rendered turbid. 



23. Bact. pallescens Henrici. 

 c. Milk not coagulated. 



24. Bact. ferment ationis Chester. 



2. Little or HO gas generated in lactose bouillon, bacilli, at least in the 

 animal body surrounded by a capsule. 



FRIEDLANDER BACILLUS GROUP. 



a. Surface growth in gelatin stab cultures punctiform or convex, 



not flat or spreading. 



25. Bact. pneumonia Zopf. 



b. Surface growth in gelatin stab cultures flat and spreading. 



* Milk not coagulated. 



26. Bact. ozcEncE (Abel) Lehmann-Neumann. 

 ** Milk slowly coagulated. 



27. Bact. Wrightii. 



c. Surface growth in gelatin stab cultures indeterminate. 



28. Bact. sputigenum. 



B. Very little or no gas generated in glucose bouillon. 



.! f SEPTICAEMIA HEMORRHAGICA GROUP. 



1. Milk coagulated. 



a. Gelatin colonies of the aerogenes type. Bacteria closely related 



to Bact. aerogenes. 



29. Bact. limbatum Marpmann. 



30. Bact. nasalis. 



b. Gelatin colonies of the colt type. 



* Produce indol. 



31. Bact. cholera (Zopf) Kitt. 



32. Bact. gallinarum (Kruse). 

 ** Do not produce indol. 



33. Bact. anaerogenes (Lembke). 



2. Milk not coagulated. 



a. Litmus milk rendered acid or reddened- 



* Produce indol. 



34. Bact. suicida Migula. 



35. Bact. bovisepticum (Kruse). 

 ** Do not produce indol. 



36. Bact. pneumopecurium. 



b. Litmus milk blue, reaction amphoteric alkaline. 



* Gelatin colonies smooth, not characterized as in **. 



