| hydropsyche angustipennis | | Belgium: Oud-Heverlee | | 567774266 |
| hydropsyche angustipennis | | Belgium: Oostham | | 567774424 |
| hydropsyche angustipennis | | Belgium: Oud-Heverlee | | 567774598 |
| hydropsyche angustipennis | | Belgium: Oostham | | 567774683 |
| hydropsyche angustipennis | | Belgium: Limburg, Demer, Schoonbeek | | 1049492981 |
| hydropsyche angustipennis | | Belgium: Limburg, Demer, Schoonbeek | | 1050200307 |