| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Bakkasund, Store Karlsoy (Karlsöy), St. 27/53, near the Marine Biology Station, outside Espegrend, Bergen, Hordaland, Norway | 538 | summer 1953 | type locality | 1-2 m | shell sand | 5 specimens. | Westblad E (1954): 12, 17 |