Subject: Gypsy Moth Caterpillar, Lymantria dispar

Location: Upshur County, West Virginia

Stock Number: 1237

Comments: Eastern Gypsy Moths are descended from an 1867 introduction in Massachusetts, by a man who hoped Gypsy Moth caterpillars would be useful in silk production.

Late-instar caterpillars like this one are active in May and June.