PLATE 17. 

 Bacterium ty^phi. Eberth. Gaif ky. (Typhoid Bacillus.) 



I. Gelatin plate, eight days at 22°. X 90. Superficial 

 colony. Compare also Plate 19, vi, vii. 



II. Gelatin -plate, eight days at 22°. X 150. Superfi- 

 cial colony. 



III. Gelatin plate, four days at 22°. Natural size. 



IV. Agar plate, four days at 22°. Natural size. 



V. Agar plate, four days at 22°. X 60. Deep colo- 

 nies. 



VI. Agar plate, four days at 20°. X 60. Superficial 

 colony. 



VII. Potato culture, five da)^s at 22°. 

 VIII. Microscopic preparation. Pure culture from agar 

 plate. X 1000. 



IX. Microscopic preparation. Bacilli with flagella. 

 Copied after Frankel and Pf eiffer. ' ' Atlas der Bakterien- 

 kunde, " Plate 54, iii. 



X. Microscopic preparation. Long threads thickly 



beset with flagella. X 1500. Stained by Loffler's method. 



XL Microscopic preparation of Bacterium typhi murium 



Loffler, with flagella and capsule. X 1500. Stained by 



Loffler's method. 



X. XL 



