CONTROL OF HOUSEHOLD INSECTS 



37 



The Indian meal moth^ is one of the more common of 

 these species. The Avhit- 

 ish, brown-headed cater- 

 pillar lives in a large 

 variety of substances, in- 

 cluding all cereal prepa- 

 rations and such diverse 

 materials as various nuts, 

 dried fruits, seeds etc. 

 The caterpillar spins a 

 light web to which par- 

 ticles of its food and frass 

 adhere. The parent moth 

 is reddish brown, with a 

 coppery luster and has a w^ing spread of about f of an inch. 



The meal snout moth- subsists mostly upon cereals though it 

 has been recorded as feeding upon other seeds and dried plants 



Fig. 24 Indian meal moth: it, moth; b, pupa; 

 c, caterpillar from the side; d. head and e. first 

 abdominal segment of caterpillar, more enlarged. 

 (.After Chittenden, U. S. Lep't Agric. Div. Ent. 

 Bui. 4. n. s. 1896) 



w 



r: 





i- t-^n 



■' Fig. 25 Meal snout moth: a, adult; b, larva; c, pupa in its cocoon; twice naturarsize. 

 (After Chittenden, U. S. Dep't Agric. Div. Ent. Bui. 4. n. s. 1896) 



and displaying a preference for clover, 

 live in long, silken tubes. 



r7 



The whitish caterpillars 



Fig. 26 Saw-toothed grain beetle: 1, beetle, from above; /•. pupa, from below; c, grub 

 or larva; all enlarged. (After Chittenden, U. S. Dep't Agr c. Div. Ent. Bui. 4.'". s. 1896) 



>Plodia interpunctella Hubn. 

 'Pvralis farinalis Linn. 



