Shadowy Arches
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Lepidoptera
- family: Erebidae
- genus: Drasteria
- species: Drasteria adumbrata
Mammoth Lakes- Wrightwood
California- Durango
Colorado- Wallace
Idaho- Millinocket
Maine- Wilmington
Massachusetts- Orchard Homes
Montana- Dayton
Washington
United States