| Staurastrum cf. planctonicum | | 1991-09-12 | 1991-09-12 | Hegglandsvatnet (Vestland, Norway) |
| Staurastrum cf. planctonicum | | 1990-09-18 | 1990-09-18 | Hostadvatnet (Møre og Romsdal, Norway) |
| Staurastrum cf. planctonicum | | 1989-09-14 | 1989-09-14 | Hostadvatnet (Møre og Romsdal, Norway) |
| Staurastrum cf. planctonicum | | 1991-08-28 | 1991-08-28 | Kruktjønna (Trøndelag, Norway) |
| Staurastrum cf. planctonicum | | 1991-05-31 | 1991-05-31 | Kruktjønna (Trøndelag, Norway) |
| Staurastrum cf. planctonicum | | 1989-09-13 | 1989-09-13 | Akersvannet (Vestfold, Norway) |
| Staurastrum cf. planctonicum | | 1991-06-10 | 1991-06-10 | Husavatnet (Vestland, Norway) |