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 
Fic. 568. —Empty pupal skin of 
the European Grain-moth. En- 
larged and natural size. Orig- 
inal. 
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 
Fic. 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 
