• WordNet 3.6
    • n Hyphantria fall webworms
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Century Dictionary and Cyclopedia
    • n hyphantria A genus of bombycid moths, having wings like those of Spilosoma, from which it differs in the labial palpi, of which the second joint is very short, and the terminal joint almost rudimentary. H. cunea is a common species, which forms a web on forest- and shade-trees, in which the larvæ; live gregariously; they are known as fall web-worms.
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In literature:

Hyphantria textor, the Fall-weaver, is found in May or June.
"Our Common Insects" by Alpheus Spring Packard