Sideridis maryx
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Lepidoptera
- family: Noctuidae
- genus: Sideridis
- species: Sideridis maryx
- Fredericton
New Brunswick
Canada- Mansfield City
- Storrs
Connecticut- Carlisle
- Onset
- Paxton
- Sherborn
- West Concord
- Wilmington
Massachusetts- Milford
New Hampshire- Lakehurst
- Leisure Knoll
New Jersey- Clayton
New York
United States