Explanation of Plate 43. 



BACILLUS VULGATUS. Migula. 



(Bacillus mesentericus vulgatus Fliigge. Potato 

 bacillus.) 



I. Gelatin stick culture, ten days at 22. 



II. Agar streak culture, ten days at 22. 



III. Agar stick culture, six days at 22. Surface. 



IV. Agar plate, six days at 22. Natural size. 



V. Agar plate, six days at 22. x60. Deep colony. 

 VI. Agar plate, six days at 22. x60. Superficial 



colonies. 



VII. Gelatin plate, eight days at 22. Natural size. 

 VIII. Gelatin plate eight days at 22. x60. Part of a 



superficial colony. 

 IX. Gelatin plate, eight days at 22. x!50. Part of 



a superficial colony. 



X. Potato culture, five days at 22. Natural size. 

 XI. Microscopical preparation. Pure culture from 



agar, one day. x 800. Fuchsin stain. 

 XII. Bacilli with numerous flagella. x 1,000. Loffler's 

 stain. 



XII. 



43 



