| ephemerella dorothea infrequens | | usa: california, yuba county, yuba river at hwy 20 | | 380255346 |
| ephemerella dorothea infrequens | | usa: california, yuba county, yuba river at hwy 20 | | 380255788 |
| ephemerella dorothea infrequens | | usa: california, yuba county, yuba river at hwy 20 | | 380256766 |