206 



INSECT TRANSFORMATIONS. 



green in the vicinity of the town ; but they refused to 

 touch any which we offered them. After they had 

 fasted several days, we at length procured some fresh 

 branches of the bird-cherry, with which they gorged 

 themselves so that most of them died. Last sum- 

 mer (18:29) we again tried a colony of these cater- 

 pillars, found on a seedling plum-tree at Lee, in 

 Kent, with blackthorn, hawthorn, and many other 

 leaves, and even with those of the bi rd- cherry ; but 

 they would touch nothing except the seedling plum, 

 refusing the grafted varieties*. 



Encampment of the caterpillar of the small ermine (^Yponomeula 

 padtita) on the Siberian crab. 



A circumstance not a little remarkable in so very 



nice a ieeder is, that in some cases the mother moth 



will deposit her eggs upon trees not of indigenous 



growth, and not even of the same genus with her 



* J. R. 



