Order Ephemeroptera
Myatt & Arms, 1890 · Mayflies
- Species in this portal
- 2
- Ecological class
- All stygoxene
- Realm
- Aquatic
- Continent
- North America
- Country
- United States
- States and provinces
- Arkansas and Illinois
- Counties
- 2
Families
- Ephemeridae 1 in portal
- Heptageniidae 1 in portal
Species in this portal
| Species | Common name | Class | Status | States | Karst regions |
|---|---|---|---|---|---|
| Ephemera simulans Walker, 1853 | Brown Drake | Stygoxene | G4 | ||
| Stenonema femoratum (Say, 1823) | Cream Cahill | Stygoxene | G5 | AR, IL |