LIST OF ILLUSTRATIONS. 



PLATES. 



PLATE 



I. Bacteria, Schizomycetes , or Fission-fungi 



II.' Cultivations on nutrient agar-agar 

 Fig. i. Micrococcus indicus. 

 ,. 2. Bacillus cyanogenus. 

 ,. 3. Micrococcus prodigiosus. 



III. Cultivations in nutrient gelatine . 



Fig. I. Spirillum cholerse asiaticse. 

 2. Micrococcus cholerse gallinarum. 

 3. Staphylococcus cereus albus. 



IV. Cultivations in mitrient gelatine . 



Fig. I. Micrococcus tetragonus. 

 2. Bacterium pneumoniae crouposse. 

 3. Saccharomyces niger. 



V. Cultivations in nutrient gelatine 

 Fig. i. Bacterium seruginosum. 

 ,. 2. Sarcina lutea. 

 3. Bacillus anthracis. 



VI. Plate-cultivation . 



. Frontispiece 

 facing page 61 



facing page 66 



following Plate II L 



.following Plate IV. 



facing page 71 



First attenuation of the Spirillum Finklerii after twenty-four 

 hours. 



VII. .Plate-cultivation ..... following Plate VI. 

 Second attenuation of the Spirillum Finklerii after thirty-six 

 hours. 



VIII. Cultivations on nutrient agar-agar 

 Fig. i. Sarcina lutea. 

 2. Micrococcus pyogenes aureus. 

 ., 3. Bacillus fluorescens. 



IX. Potato-cultivations 



Fig. i. Micrococcus prodigiosus. 

 2. Penicillium glaucum. 



facing page 76 



facing page 8 



