Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
35113
| MD | | Potomac River | 1969 |
02070008
| Middle Potomac-Catoctin | established |
35115
| MD | Allegany | Rocky Gap Lake [=Lake Habeeb] | 1969 |
02070002
| North Branch Potomac | collected |
35118
| MD | Baltimore | Loch Raven Reservoir | 1969 |
02060003
| Gunpowder-Patapsco | collected |
35116
| MD | Baltimore | Prettyboy Reservoir | 1969 |
02060003
| Gunpowder-Patapsco | collected |
35117
| MD | Baltimore/Carrol | Liberty Lake | 1969 |
02060003
| Gunpowder-Patapsco | collected |
35114
| MD | Garrett | Jennings Randolph Reservoir | 1969 |
02070002
| North Branch Potomac | collected |
35112
| MD | Garrett | Savage River Reservoir | 1969 |
02070002
| North Branch Potomac | established |