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caterpillar - Macremphytus testaceus

caterpillar - Macremphytus testaceus
Bradford County, Pennsylvania, USA
October 6, 2008
Size: 1.5"
seemed to have a white film all over
was on some kind of woody shrub

Moved from Macremphytus.

sawfly larva
Not sure what kind. If it was feeding on the shrub, knowing what the shrub was may help.

Alternate-leaved dogwood is w
Alternate-leaved dogwood is what the caterpillar was feeding on.

All it took was a search for "dogwood sawfly," and I found this:

According to the guide page for this genus, Macremphytus, there are three species with similar-looking larvae that all feed on dogwood.

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