PLATE 32. 



Bacterium vulgare /3 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 daj's at 22°. X 60. Deep colo- 

 nies. 



VIII. Gelatin plate, two da.y sat 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. 



