Northern Prairie Wildlife Research Center

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.

At least half covered in long hairs - Species in this subgroup have the entire body, or at least half of the body length, covered in hairs that are longer than the width of the body. Most of these species are Arctiidae.


Previous Section -- Sublateral long, dense hiars
Return to Photo Key to Species in Group B-2a
Next Section -- Less than half covered in long hairs
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