BACTERIA. 



53 



FIG. 35. Pseudomonas syncyanea. FIG. 36. Spirillum nibritm. Lopho- 



Lophotrichous bacteria. (After Migula trichous bacteria. (After Migula from 

 from Schmidt and Weiss.) Schmidt and Weiss.) 



FIG. 37. Bacillus typhosus. Peritrichous bacteria. (After Migula from Schmidt 



and Weiss, and Frost and McCampbell.) 



