Mimicry in Butterflies 

 At the left a series of stinking or unpalatable forms, the "models"; 

 with a series of imitators or "mimiL-s" at the rJght. From a prepa- 

 ration by Kny-Scheerer Company. 



Mimicry of Leap-Cutting Ant by a Tree-Hopper 



From Romanes, ''Darwin and after Darwin." 



B}i permission of the Open Court J'ublisliiinj Company. 



341 



