PLATE XXVII. 

 Actinomyces. 



FIG. i. 



From a section of a maxillary tumour in a cow. 

 Stained by Plaut's method (magenta and picric 

 acid). x 90. 



FIG. 2. 



Part of the same preparation, with higher amplifica- 

 tion. The fungoid masses are very deeply stained 

 by this method. The component club-shaped 

 elements and their radiate arrangement are clearly 

 shown. x 500. 



