ATTACKING THE BRANCHES. 



45 



Remedies. — The scurfy bark-louse is said to be preyed upon 

 by the same mites which attack the oyster-shell species;' it is 



Fig. 35. 



also devoured by the larva of the twice-stabbed laay-bird. 

 The same artificial remeilies should be used in this instance 

 as are recommended in the other. 



No. 18 — The Buffalo Tree-hopper. 



Ceresa huhalus (Fabr.). 



This insect belongs to the order Hemiptera. It is an active 

 jumping creature, about one-third of an inch long (Fig. 36), 

 of a light grass-green color, with whitish dots and a pale- 



