Perizoma bifaciata (Barred Rivulet)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Lars Erik Johannessen | Østfold, Norway | 1 | 1 | 1 | 2009-08-07 |
| Ivar Stormo | Østfold, Norway | 1 | 1 | 1 | 2019-07-31 |
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Lars Erik Johannessen | Østfold, Norway | 1 | 1 | 1 | 2009-08-07 |
| Ivar Stormo | Østfold, Norway | 1 | 1 | 1 | 2019-07-31 |