| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Kristineberg, Sweden, NE Atlantic | 4 | July-October 1965 | type locality | 4 m | detritus-rich fine sand | Sterrer, W. (1969): | ||
| B | Portaferry, N. Ireland, NE Atlantic | 2 | August-September 1966 | 0 m | detritus-rich coarse sand | Sterrer, W. (1969): |