FROM EGG TO ADULT 



297 



Neuroptera, Coleoptera, Diptera, Lepidoptera, and Hymen- 

 optera, as many as four stages are distinguished in the life 



FIG. 333. One fourth of the eggs laid by a silk-worm moth. Twice natural size. 



cycle. The transformation from one stage to the next is 

 called metamorphosis. 



The egg hatches into the larva, which is a wingless and 

 often wormlike form havino; but little resemblance to the 



FIG. 334. Promethea moth, larva and adult. Photograph nearly natural size 



