On the left side of the vignette is the Lackey Moth, Clisiocampa neustrta, 

 on the right the Gold Tail Moth, Porthesia chrysorrhcea, beneath each of which 

 are their respective Caterpillars, and in the centre is an Oak leaf with a file of 

 infant Caterpillars of the latter species engaged in stripping it of its verdure. 

 Over this hang suspended numerous chrysalides of the black and yellow 

 Ermine Moth, Yponomeuta padella, and above all, in flight, is the small Green 

 Oak Moth, Tortrix viridana, with its Caterpillar engaged in its ravages as a 

 leaf-roller. From one of these scrolls protrudes the empty shell of its chry- 

 salis, and behind this are the remains of leaves which it has reduced to 

 skeletons. 



MOTHS AS DESTRUCTIVES. 



HE grand army of Moth-destructives is now 

 in all the activity of a spring campaign. 

 According to their local distribution, these 

 may be considered as attacking us under four 

 principal divisions. One of them is employed 

 on what we may call the out-works, our fields and forest-trees ; a 



