Northern Petrophora
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Lepidoptera
- family: Geometridae
- genus: Petrophora
- species: Petrophora subaequaria
Cheshire- Cheshire Village
- Litchfield
- Mansfield City
- Mystic
- Storrs
Connecticut- Leverett
- Marblehead
- Melrose
- Montague
- Northampton
- West Concord
Massachusetts- Berwyn
- Chesterbrook
- Devon
Pennsylvania- West Rutland
Vermont- Shawsville
Virginia
United States
Dartmouth