. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. ATTACKING THE LEAVES. 115 fore wings are of a shining dark brown, suffused with a tinge of purple, and slightly dusted with dull-yellowish atoms. The hind wings are dark gray. This insect also mines the leaves of the wild crab-apple, different species of thorn, the blackberry, and the raspberry, but has never been known to do any material injury. No. 51.—The Apple-tree Case-bearer. Coleophora malivoj^ella Riley. With the opening of spring there will sometimes be found on the twigs of apple-trees cur
. Insects injurious to fruits. Illustrated with four hundred and forty wood-cuts. Insect pests. ATTACKING THE LEAVES. 115 fore wings are of a shining dark brown, suffused with a tinge of purple, and slightly dusted with dull-yellowish atoms. The hind wings are dark gray. This insect also mines the leaves of the wild crab-apple, different species of thorn, the blackberry, and the raspberry, but has never been known to do any material injury. No. 51.—The Apple-tree Case-bearer. Coleophora malivoj^ella Riley. With the opening of spring there will sometimes be found on the twigs of apple-trees curious little pistol-shaped cases as shown at a. Fig. 114. Each of these on examination will be Fig. found to contain a larva, possessing the power of moving from place to place and carrying its protecting case with it. These cases are very tough, almost horny in their texture, and seem to be proof against the attack of insect enemies. As the buds begin to swell, the cases will be found here and there sticking on them, while the active little foe within is busily devouring their interior. In this way many of the fruit-buds are de- stroyed, nothing but hollow shells being left. As the season advances, the caterpillal*s leave the twigs and fasten on the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Saunders, William, 1836-1914. Philadelphia, J. B. Lippincott & Co
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherphila, bookyear1883
