map| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | south of Reede, Helgoland Island, Germany | 669map | Oct 1964 | type locality | 8 m | fine sand | museum specimen number: SMF 3342 | Dorjes J (1968): 377; see also biogeographic summary on this and other German Bay species in (citation)- 78-115. |