Regal fritillary
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Lepidoptera
- family: Nymphalidae
- genus: Speyeria
- species: Speyeria idalia
- Windsor
Ontario
Canada- Wilmington
Delaware- Hobart
Indiana- Braddock Heights
Maryland- Dilworth
Minnesota- Chatham
- Helmetta
- Highland Park
- Jamesburg
- New Brunswick
- Newton
New Jersey- Bedford
New York- Effort
- Phoenixville
- Reading
- Sand Hill
- West Reading
Pennsylvania- Jamestown
Rhode Island
United States