Species: Helcystogramma lineolella
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Bredmosen | Østfold, Norway | 1 | 1 | 0 | 2018-05-25 | |
| Drangedal | Telemark, Norway | 1 | 1 | 1 | 2009-05-26 | |
| Fornebu, Lilløyplassen | Akershus, Norway | 1 | 1 | 1 | 2010-06-12 | |
| Otteid | Østfold, Norway | 1 | 1 | 3 | 2017-06-16 | |
| Otteid (Storedal) | Østfold, Norway | 9 | 1 | 1 | 2019-06-25 |