Principal household insects of the United States . ining red-dish brown in colora n d resembles inmini a tare theadult of the fa-miliar meal-worm(Tenebrio), whichwill be referred to further on. It is scarcely a sixth of an inch long, being almost an exact counterpart of the rust-red flour beetle (), with which it has been gen-erally confused, but may be distinguished by the structure of theantennae, which are only gradually clavate, by its broader head, thecheeks being- expanded at the sides and angulated at the eye-. Thethorax above is gradually narrowed behind, its hind angles b
Principal household insects of the United States . ining red-dish brown in colora n d resembles inmini a tare theadult of the fa-miliar meal-worm(Tenebrio), whichwill be referred to further on. It is scarcely a sixth of an inch long, being almost an exact counterpart of the rust-red flour beetle (), with which it has been gen-erally confused, but may be distinguished by the structure of theantennae, which are only gradually clavate, by its broader head, thecheeks being- expanded at the sides and angulated at the eye-. Thethorax above is gradually narrowed behind, its hind angles being moreorlessacute. The adult beetle is shown, enlarged, in t he accompanyingillustration (tig. 52 at <t. and the head and antenna-, still more enlarged,at e. The same parts offerrugineum are presented at / for species,like nearly all the others that frequent the family stoicroom, is what is termed a general feedei. 11 prefers, however, preparedcereals, and hence is most troublesome in Sour, corn meal, —No. 4 8. Fig. 52. -Tribolium cortfutum: a,beetle; &, larva; c, pupa—all enlid, lateral lobe of abdomen of papa; .. bead of beetle, showing an-tenna; /, name of T. ferrugineum—all greatly enlarged (authors illustration)- 114 PRINCIPAL HOUSEHOLD INSECTS. cracked wheat, and patented foods, but likewise infests in the writersexperience such useful commodities as ginger, cayenne pex)per, bakingpowder, orris root, snuff, slippery elm, peanuts, peas, beans, and seedsof various kinds that are kept long in store. It sometimes also attackscabinets of dried insects. As an instance of the nature of injury to flour in households may bementioned an experience recently reported, as it is one that may fall tothe lot of any housekeeper. The house had been closed for six weeks,and on the return of the family the flour, which was kept in a largewooden bucket with tightly fitting cover, and known to the trade as akanakin, was swarming with the larvae and beet
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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherwashi, bookyear1896
