PATHOGENIC BACTERIA. IX DIFFERENT AVATERS 289 



Vitality of the Typhoid Bacillus in Water 



The accompanying figures represent the appearance 

 of the typhoid bacillus in microscopic and stained pre- 

 parations. Fig. 19 shows the bacillus surrounded by 



Flagella 





Fig. 18. — Typhoid Bacilli feom 



A Pure Culture. 



(After Jakscb.) 



Fig. 19.— Typhoid 



Bacilli. 



Magnified 1,100 times. (After 

 Loffler.) 



the flagella, or organs of locomotion. (See p. 54). On 

 p. 410 in the appendix will be found a tabulated de- 

 scription of the more important morphological and other 

 characters exhibited by the typhoid bacillus. 



