| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | West Greenland, Disko Bay (Qeqertarsuup Tunua, Qeqertarssup Tunua, Disko Bugt), South of Godhavn, Greenland | 375 | August, 1926 | type locality | 250 m to (?300 m) | mud | An der Lan H (1936): 323 | ||
| B | Oslofjord (Oslofjorden, Fold, Kristianiafjord), near Degerud and Vestmeiet, Norway | 835 | prior 1975 | Dorjes J, Karling TG (1975): 186 |