INJURIOUS INSECTS OF 1904. 



43 



The Meal Snout Moth. 



This is a brownish moth, having darker brown patches at the 

 outer edges of the front wings. Fig. 19 gives a very good idea of 

 its appearance ; the wavy white Hnes bordering the dark spots 



Fig. 19. — Pyralis farinalis: a. adult moth; b, larva; c. pupa in cocoon, twice natural size. — 

 F. H. Chittenden, Division of Entomology, U. S. Department of Agriculture. 



are characteristically striking. The larva makes tubes of silk, to 

 w^hich kernels of grain (if the worm is working in grain) adhere. 

 (See Fig. 20.) Grain kept in dry and clean places is not likely to 

 be afifected. 



Fig. 20.— Silken tubes covered with wheat made by larvae of Pyralis farinalis, half natural 



size. — Lugger. 



The Confused Flour Beetle. 



The accompanying figure (21) gives an excellent idea of this 

 little pest, common enough in our flour mills. The beetle is dark 

 brown, and practically omnivorous, attacking, according to Chit- 

 tenden, flour, baking powder, red pepper, beans, peas, rice chafif, 

 ginger, slippery elm, nuts and seeds of various kinds. We have 



3 



