LEPIDOPTERA 



287 



are in reality very minute ones ; and the eyes, instead 

 of being compound, are simple and extremely small, 



From "Animate Creation" 



FIG. 102. The oleander hawk moth, with its caterpillar and pupa. This is a 



European species. 



arranged in a little group on each side of the head. The 

 mouth is provided with large mandibles, and hence 

 the animal, in this stage, agrees with the primitive 

 mandibulate group. The caterpillar feeds on plant 

 tissue (a very few species devour other insects), and 

 growing rapidly, changes its skin at intervals. That 

 is to say, the skin splits open, and the caterpillar walks 



