360 PESTS OF THE HOUSEHOLD AND STORED PRODUCTS 



distinguished from the fact that there is always more or less webbing 

 over the grain. Remedies consist in prompt threshing, storing in 



tight bins, and fumigation with car- 

 bon bisulphide as soon as the presence 

 of the pest is discovered. 



The Mediterranean Flour Moth 



{Ephestia kuehniella Zell.) 



This imported pest now ranks as 

 one of the most destructive and 

 troublesome of the insects infesting 

 stored flour, bran, buckwheat, crack- 

 ers, and cereal foods. It is the im- 

 mature stage of a dull gray moth, expanding about one inch. The 

 full grown larva is a half inch long, white, ornamented with fine 



Fig. 568. — Empty pupal skin of 

 the European Grain-moth. En- 

 larged and natural size. Orig- 

 inal. 



Fig. 569. — Work of the Mediterranean Flour Moth. Original. 



black dots, and sparsely covered with hairs. It feeds within a silk 

 tube, and spins quantities of silk wherever it goes, especially when 



