152 



ORDER HEMIPTERA 



in Illinois, Missouri, Kansas, Nebraska, Iowa, and parts of 

 Indiana, and occasionally in parts of Ohio. The losses due 



%>? 



Fig. 105. — Chinch bug: a, b, eggs; c, newly hatched larva or nymph; 

 d. its tarsus; c, larva after first moult; /, same after second moult; g, last- 

 stage larva; the natural sizes indicated at sides; h, enlarged leg of perfect 

 bug; j, tarsus of same, still more enlarged; i, proboscis or beak, enlarged. 

 (From Riley.) 



to this insect are large, being estimated as high as $60,000,000 

 and amounting to $20,000,000 in one State alone in one year. 



Fig. lOG.— Chinch bug. Adults of short-winged form, much enlaigcd. 

 (After Webster, Bur. Ent., U. S. Dept. Ag.) 



It has two generations a year and the winter is spent in 

 the adult stage under bark of trees, bunches of grass, fence 

 corners, etc. Often if a thicket is near they will migrate 



