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.
- Phyllodesma americana [Lasiocampidae] - Lappet Moth
- Leucoma salicis [Lymantriidae] - Satin Moth
- Malacosoma californicum [Lasiocampidae] - Western Tent Caterpillar
- Malacosoma constrictum [Lasiocampidae] - Pacific Tent Caterpillar
- Malacosoma disstria [Lasiocampidae] - Forest Tent Caterpillar
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

