| Western tussock moth | |
|---|---|
| Male | |
| Pair of mature caterpillars, early May | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Lymantriidae |
| Genus: | Orgyia |
| Species: | O. vetusta |
| Binomial name | |
| Orgyia vetusta Boisduval, 1852 |
|
The western tussock moth, Orgyia vetusta, formerly Hemerocampa vetusta, is a moth found in the Pacific States and British Columbia, as well as an isolated population in Boise County, Idaho.