Ilybius quadriguttatus
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Ulstein vidaregåande skule | Møre og Romsdal, Norway | 1 | 1 | 0 | 1991-10-23 |
| Halden videregående skole Avdeling Christian August/Avdeling Christian August | Østfold, Norway | 1 | 1 | 0 | 1989-09-15 |
| Askim videregående skole | Østfold, Norway | 1 | 1 | 0 | 1990-08-29 |
| Bjørkelangen videregående skole | Akershus, Norway | 1 | 1 | 0 | 1992-06-23 |