Impressed Dagger Moth Caterpillar
aka
"Impressive Dagger Moth"
"Willow Dagger Moth"
Acronicta impressa

impressed dagger moth
Acronicta impressa caterpillars are known to dine on aspen, poplar and willow which are probably found in Brighton,
Utah (where I spied this beauty
on a gorgeous fall day in October). © Carol Davis 10-1-2008

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