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Insects injurious to fruits . instead of green they assume a delicate reddish-pink hue, withmarkings of darker shades of red and brown, which so altertheir appearance that they might at first sight be readilytaken for a different species; a careful comparison, however,will show the same arrangement of dots and spots as in thenormal form. When full grown, the larva descends from the vine an<ldraws a few leaves loosely together, binding them with silkenthreads, usually about or near the base of the vine on which it has fed, and within thisFig. 254. i . / i + rude structure changes to a chrysa
Insects injurious to fruits . instead of green they assume a delicate reddish-pink hue, withmarkings of darker shades of red and brown, which so altertheir appearance that they might at first sight be readilytaken for a different species; a careful comparison, however,will show the same arrangement of dots and spots as in thenormal form. When full grown, the larva descends from the vine an<ldraws a few leaves loosely together, binding them with silkenthreads, usually about or near the base of the vine on which it has fed, and within thisFig. 254. i . / i + rude structure changes to a chrysalis (see Fig. 254) of apale-brown color, dotted andstreaked with a darker shade,and with a row of oval dark-brown spots along each moths from this first brood of larvae usually appearduring tlu- latter part of July, when they deposit eggs for asecond brood, which mature late in September, pass the winterin the pupa state, and emerge as moths in the following wings of this insect, w^hen fully expanded, measure. ATTACKING THE LEAVES. 247 about two and a lialf inches across, their form being long andnarrow, as sliown in Fig. 255. The fore wings are of a darkolive-green color, crossed by bands and streaks of greenishgray, and shaded on the outer margin with the same hind wings are dull red, with a patch of greenish graynext the body, shading gradually into the surrounding the under side the red appears on the fore wings, the hinderpair being greenish gray. The antennae are dull white above,rosy below, head and shoulder-covers deep olive-green, the Fig. 255,
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Keywords: ., bookauthorsaunderswilliam183619, bookcentury1800, bookdecade1880