72 



INSECTS INFESTING THE APPLE TREE. 



These insects obtain their nourishment b}- puncturing the 

 twigs with their beaks and imbibing the sap. 



-p- gg Fig. 33. — Buffah) Tree-hopper — color, green ; 



rt, side view ; h, ])ack view. 



Fig. 35. 



Fig. 34. — Eggs of Buffah) Tree-liopper ; a. an egg, highly 

 magnified ; 6, eggs natural size in a twig. 



Fig. 35. — Larva and pupa of Bufialo Tree- 

 hopper, enlarged ; a, the larva — color brown- 

 ish ; h, the pupa — color greenish ; f, the ovi- 

 positor of the adult female, magnified. 



From specimens of this insect (Fig. 33), 

 and branches containing eggs (Fig. 34), re- 

 ceived from several places in this State, and 

 also from the State of Nevada, I am inclined 

 to think that from eight to tAvelve eggs are 

 laid in each puncture. 

 The young (Fig. 35) hatch in May. 

 Rkmedies. — No. 28 and No. 25. 



CHAPTER XXVITI. 



The Cicada, or Harvest Fly 

 Order, Hemiptkra ; / 



Suli-order, Ho^mopteka ; \ 



l'';illlil\-, ClCADlD.E. 



[.Making small slits in the undi'r sidr of the lower branches 

 of the apple, cherry, and similar trees, and depositing therein 

 a row of pcarl-Avhite eggs; a large, four-winged tly, the liody 

 marked with greenish.] 



These insects are usually of a large size, their wings e.\i)and- 

 ing from two to three inches. The males have a curious 

 drum-like arrangement on each side of the body, behind the 

 wings. It consists of convex instiunients of tine parchment, 



