100 Transactions of the Royal Microscopical Society. 



the lower forms of life, to see a hundred examples of the same 

 organism present before asserting anything decidedly about it. I 

 must, however, add, so far as I am able to draw a conclusion fi'om 

 the specimens of the fungus-foot I have examined, that, from the 

 relatively small proportion the fungoid filaments bear to the diseased 

 mass, the fungus can only be regarded as a secondary product ; one 

 which may aggravate disease, but can hardly be said to originate it. 



