| ephemerella invaria | | USA: Maryland, UT Zekiah Swamp Run | | 310705500 |
| ephemerella invaria | | USA: Maryland, UT St. Clements Creek | | 310705496 |
| ephemerella invaria | | USA: Maryland, Swanson Creek | | 310705492 |
| ephemerella invaria | | USA: Maryland, UT Zekiah Swamp Run | | 310705488 |
| ephemerella invaria | | USA: Maryland, UT Zekiah Swamp Run | | 310705484 |
| ephemerella invaria | | USA: Maryland, UT Zekiah Swamp Run | | 310705480 |
| ephemerella invaria | | USA: Maryland, Swanson Creek | | 310705476 |
| ephemerella invaria | | USA: Maryland, QA, Mill Stream Branch | | 310705200 |
| ephemerella invaria | | USA: Maryland, Savage River | | 310705196 |
| ephemerella invaria | | USA: Maryland, QA, Mill Stream Branch | | 310705192 |
| ephemerella invaria | | USA: Maryland, QA, Southeast Creek | | 310705188 |
| ephemerella invaria | | USA: Maryland, BA, Mingo Branch | | 310690900 |
| ephemerella invaria | | USA: Maryland, Jones Falls | | 310690896 |
| ephemerella invaria | | USA: Maryland, Jones Falls | | 310690892 |
| ephemerella invaria | | USA: Maryland, Jones Falls | | 310690888 |
| ephemerella invaria | | USA: Maryland, HA, Susquehanna River, Deer Creek | | 310690464 |
| ephemerella invaria | | USA: Maryland, HA, Susquehanna River, Deer Creek | | 310690460 |
| ephemerella invaria | | USA: Maryland, BA, Patapsco River, Jones Falls | | 310690456 |
| ephemerella invaria | | USA: Maryland, CR, Patapsco River, North Branch Patapsco River | | 310690452 |