Persius Duskywing
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Lepidoptera
- family: Hesperiidae
- genus: Erynnis
- species: Erynnis persius
Blackfalds- Taber
Alberta- Lloydminster
Saskatchewan- Whitehorse
Yukon
Canada
Boulder- Denver
- Georgetown
- Golden
Colorado- Coventry Lake
- Woodbury
- Woodbury Center
Connecticut- Clarkston
Michigan- Milford
New Hampshire- Sylvania
Ohio- Madison
- Shorewood Hills
Wisconsin
United States