| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Ephemerellidae | Ephemerella | 212 |
| 2 | Ephemerellidae | Drunella | 115 |
| 3 | Ephemerellidae | Serratella | 30 |
| 4 | Ephemerellidae | Eurylophella | 27 |
| 5 | Ephemerellidae | Timpanoga | 17 |
| 6 | Ephemerellidae | Teloganopsis | 12 |
| 7 | Ephemerellidae | Attenella | 12 |
| 8 | Ephemerellidae | Matriella | 5 |
| 9 | Ephemerellidae | Penelomax | 5 |
| 10 | Ephemerellidae | Caudatella | 2 |
| 11 | Ephemerellidae | Cincticostella | 1 |