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Northern Prairie Wildlife Research Center

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Caterpillars of Pacific Northwest
Forests and Woodlands

Photo Key to Species


Group A-1b -- Subgroups: Body wall smooth - The body wall of species in group A-1b is not extended into tubercles or warts.

Body with distinct patches of color


Previous Section -- Middorsal area with a stripe or dots
Return to Photo Key to Species in Group A-1b
Next Section -- Body without distinct markings

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