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Northern Prairie Wildlife Research Center

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Caterpillars of Pacific Northwest
Forests and Woodlands

Spilosoma virginica [Arctiidae]


Long white hairs; short white and orange hairs; colors uniformly dispersed over body except for lateral region of A4-A6 where hairs appear white. This caterpillar is common on herbs such as dandelion and Queen Anne's lace. It is present in fall and overwinters, completing development by June or July. A second generation occurs during summer.


Previous Section -- Platyprepia virginalis [Arctiidae]
Return to Photo Key to Species in Group B-2a - At least half covered in long hairs
Next Section -- Spotted Tussock Moth (early instar)

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