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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 B-2a -- Subgroups: Hairs different lengths - Species in group B-2a have hiars that are equal to or longer than half the width of the body.

Sublateral long, dense hairs - Species in this subgroup have longer densely arranged sublateral hairs. Many of these species are Lasiocampidae.

Previous Section -- Middorsal tufts of short, dense hair
Return to Photo Key to Species in Group B-2a
Next Section -- At least half covered in long hairs

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