| hydropsyche potomacensis | | USA: Virginia, Smyth Co., North Fork Holston R., Nebo, Rt. 622 | | 393006622 |
| hydropsyche potomacensis | | USA: Virginia, Smyth Co., North Fork Holston R., Nebo, Rt. 622 | | 393006620 |
| hydropsyche potomacensis | | USA: Virginia, Smyth Co., North Fork Holston R., Nebo, Rt. 622 | | 393006618 |