Pseudamussium septemradiatum
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Arendal | Agder, Norway | 1 | 1 | 0 | 2013-03-20 | |
| Drøbak | Akershus, Norway | 1 | 1 | 1 | 2004-05-04 | |
| Drøbak | Akershus, Norway | 8 | 1 | 3 | 2016-10-23 | |
| Kvaløysletta | Troms, Norway | 2 | 1 | 2 | 2019-09-18 |