Isonychia bicolor
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Ephemeroptera
- family: Isonychiidae
- genus: Isonychia
- species: Isonychia bicolor
Oakville
Ontario- Brossard
- Maskinongé
- Montréal
- Saint-Jérôme
Quebec
Canada
Northampton- West Concord
Massachusetts- Skippack
Pennsylvania- Crooks
South Dakota
United States