48 HYMENOPTERA. 



Inhabits the willow, and currant bushes. The larva, 

 which is blue and fulvous, with nine rows of black 

 spots, is very destructive to the gooseberry and red cur- 

 rant bushes. 



PL 54. a. Natural size. b. The same magnified. 

 c. One of the antennae enlarged. 



