PLATP] IV. — Some of the enemies of green fruit vjorms. a, caterpillar of Xyliiia laticiv- 

 ereafroin which the parasitic prub of Meteorus hyphantriae has just emerged and is 

 spinnirii] its cocoon, natural size ; b, two of the curious suspended cocoons of Meteorus 

 hyphantriae, enlarged ; c, the adult parasite {Meteorus hyphantriae) , much enlarged ; 

 d, a caterpillar of Xylina lacticinerea killed by the parasitic grub of Mesoehorus agilis 

 which hat spun its cocoon beneath the caterpillar, fastening the latter to the leaf, natural 

 size. 



