

OF EVOLUTION. 41 



II. 



We have thus followed the succession of the 

 higher groups of animals through geological time, 

 and find that this succession is one that is in 

 perfect harmony with structural relationship. Had 

 we no other evidence to offer in favor of evo- 

 lution than that which I have laid before you as 

 coming from fishes, amphibians, reptiles, and birds, 

 this evidence, in my mind, would of itself be amply 

 sufficient to prove the position. But there is no 

 lack of other evidence, and evidence fully as 

 strong, and, if possible, still stronger than that 

 which I have given you. Thus, if we trace the 



