PLATE 32. 



Bacterium vulgare mirabilis (Hauser). L. and N. 

 (Proteus mirabilis Hauser.) 



I. Agar stab culture, two days at 22. Stab canal. 

 II. Agar stab culture, two days at 22. Surface growth. 



III. Gelatin stab culture, six days at 22. 



IV. Agar streak culture, two days at 22. 



V. Agar plate, seven days at 22. Natural size. 

 VI. Agar plate, seven days at 22. X 60. Above, su- 

 perficial; below, deep colony. 



VII. Gelatin plate, two days at 22. X 60. Deep colo- 

 nies. 



VIII. Gelatin plate, two days at 22. X 60. Superficial 

 colony. 



IX. Potato culture, eight days at 22. Natural size. 

 X. Microscopic preparation. Pure culture on agar two 

 days old. X 800. 



