( XXVI ) 



where these phenomena existed ; with that the speaker fully 

 agreed. 



With respect to Mr. Elwes's question as to the reason for 

 concluding that the various members of a " Mlillerian " 

 group were inedible ; that was an inference which was 

 drawn from several data, in some instances resting on 

 direct observation, in others depending mainly on the 

 accordance of the characters exhibited with tha logicA.l 

 requirements of the theory. Cases of the latter .kind 

 awaited verification. 



The suggestion made by Mr. Rothschild with regard to the 

 similar results produced by a similar environment did not 

 remove the difficulty ; for these effects were not uniform^ and 

 even closely allied species inhabiting the same region might 

 differ widely in aspect. 



