95 



ICHNE UMON P UPAR UM. 



FIG. 27 shews a pupa of the brown 

 tail moth described above, which I 

 found full of maggots, out of which the 

 insects came, now to be described ; for 

 this reason, I figure the pupa, though it 

 is not this species alone to wliich these 

 insects confine themselves, for all the pupae 

 of papiliones are subject to this plague 

 without distinction. 



When the caterpillarwhich has changed 

 into the pupa lays itself up to undergo 

 the changing, and has scarcely deposited 

 its skin, we often observe a number of 

 little insects flying about the still soft and 

 greenish pupjii, for the purpose of lay- 

 ing their eggs on it. As these little 

 creatures choose for this purpose a fresh 



