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from Wagner (2005) p. 452 "Recognition: Recognizable in all instars by bulging seta-bearing wart to either side of head. Dorsum with 5 pairs of blue warts followed by 6 pairs of red warts." Your region is common for this moth--it feeds on oak, hickory, beech and witch hazel.
Spotted on Jul 2, 2012 Submitted on Jul 2, 2012