PLATE 9. 



Micrococcus pyogenes y albus. (Rosenbach.) L. and N. 

 (Staphylococcus albus Rosenbach.) 



I. Agar streak culture, four days at 22°. 

 II. Gelatin stab culture, five da}'s at 22°. 



Micrococcus pyogenes ,5 citreus. (Rosenbach.) L. and N. 

 (Staphylococcus citreus Rosenbach.) 



III. Agar streak culture, six days at 22°. 



Micrococcus candicans. Fliigge. 



IV. Gelatin stab culture, six days at 22°. 

 V. Gelatin plate, eight days at 22°. 



VI. Gelatin plate, six days at 22°. X 50. To the 

 left a superficial, to the right a deep colony. 

 VII. Potato culture, ten days at 22°. 

 VIII. Microscopic preparation from a two-days'-old cul- 

 ture on agar. X 700. 



