Economic entomology for the farmer and fruit-grower . economicentomolo01smit Year: 1906 THE INSECT WORLD. 267 species often becomes a serious pest in cities on shade-trees. There are two broods, the second being usually the one most Fig. 288. The fall web-worm, Hyphantria cunea.—a, b, c, varieties of larva ; d, e, pupa ; /', moth of the normal white form. noticeable, whence the name ' fall' web-worm, to distinguish it from the common orchard tent-caterpillar, which appears only in Fig. 289.

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