162 



INSECT AROHITKCTURE. 



not contented, like the former insect, with threads 

 fixed on the inside of the leaf; but has also recourse 

 to a few cables which it weaves on the outside. 



Another Nest of Lilac-tree Rollers. 



Another species of moth, allied to the two pie- 

 ceding, is of a pretty green colour, and lays its eggs 



Small green Oak-moth. {Tortrix Viridana.') 



upon the leaves of the oak. The caterpillar folds 

 them up in a similar manner, but with this difference, 

 that it works on the under surface of the leaf, pulling 

 the edge downwards and backwards, instead of for- 

 wards and upwards. This species is very abundant, 



