121 



of the bacterial origin of septicaemia and pyaemia suggests 

 analogous etiological influences for these diseases also. 



Schiitz and Lofner have recently reported the induc- 

 tion of glanders in rabbits and in two horses by inocula- 

 tion with bacilli isolated by cultivation from animals suf- 

 fering from this disease. 



Fig. 13. Intertubular capillary of kidney containing bacteria ; from a case of 

 croupous pneumonia, x 700. (Koch.) 



Cuts of the trichina spiralis and of the filaria san- 

 guinis are added as an illustration of the fact that 

 morphological similarity does not prove physiological 

 identity. These two nematode worms are, of course, 

 easily distinguishable by the difference in size ; yet 

 structurally they are, in the larval state as here repre- 

 sented, quite similar. Yet the one is found coiled in the 

 6 



