ATTACKING THE LEAVES. 



179 



Fig. 190. 



Two other moths have been observed devouring plum 

 leaves, but not in sufBcient numbers to attract much attention. 

 The first is Lithacodes fasciola Boisd., the larva of which is 

 small, of a uniform green color, and spins a 

 small, oval, brown cocoon between the leaves. 

 The moth is shown in Fig. 190. The other 

 is a tufted caterpillar, the larva of Parorgyia 

 parallela G. & R. ; it is densely covered with 

 light-brown hairs, and has two black pencils of long hairs 

 projecting in front of the liead, and a single tuft of a similar 

 character on the hinder portion of the body. 



No. 92. — The Leaf-cutting Bee. 



Megachile hrevis Say. 



This is a four-winged fly belonging to the Hymenoptera, a 

 species of bee, which curls up the leaves of the plum-tree, 



Fig. 191. 



and further disfigures it by cutting circular pieces out of 

 other leaves to line the coils and form chambers within 

 them, in which *ts eggs are deposited, and where the larvae 



