PLATE XXV. 

 Bacillus figurans. 



Bacillus mycoidcs. 

 Wurzel Bacillus. 

 FIG. i. 



From an impression-preparation of a growth on the 

 surface of nutrient gelatine. x 50. 



FIG. 2. 



Part of the same preparation with high amplification, 

 showing that the coils and filaments of the 

 growth are due to a peculiar and regular arrange- 

 ment of the individual bacilli, x 1,500. 



