450 INSECT PESTS OF FARM, GARDEN AND ORCHARD 



particularly destructive to the grape. Its injury is most noticed 

 in winter and early spring, and frequently results in killing all 

 the new growth and sometimes the entire vine. Injury has been 

 most severe in the states bordering the Mississippi from Iowa 

 southward, where it is one of the most serious insect pests of 

 the vine, and though the beetle occurs eastward to the coast it 

 rarely does much damage farther east. 



FIG. 378. The grape oane-borer (Amphicerus bicaudatus Say): a, beetle, 

 back and side views; b, pupa; c, larva, with feet enlarged; d, burrow in 

 apple twig made by adult; e, larval gallery in tamarisk, with pupa in 

 cell at end; /, injury to young shoots and cane showing entrance of beetle 

 near/, and the characteristic wilting and new growth all much enlarged 

 except d, e, f. (After Marlatt, U. S. Dept. Agr.) 



"It breeds in dying wood, such as large prunings, diseased 

 canes, and also in dying or drying wood of most shade and fruit 

 trees. It has also been found by the writer [Marlatt] breeding 



