Overlapping markers can be separated by clicking on them.
Hovering the cursor over a marker will show the site's name.
Clicking on a marker will show information available about the collection site. (Compare with corresponding letter in table.)
| site | collection date | depth | substrate | salin | locality kind | comments | reference | |
|---|---|---|---|---|---|---|---|---|
| A | Skitt-Gatt (Skittgatt channel), Helgoland Island, Germany | Aug 1963 | 5 m | gravelly fine sand,shelly-sand mix | type locality | museum specimen number: SMF 3199 | Dorjes J (1968) 266-268; also biogeography and ecology on this and other German Bay species in (citation)- 78-115. | |
| B | Reede, Helgoland Island, Germany | May 1963 | 8 m | medium sand | Dorjes J (1968) 266-268; also biogeography and ecology on this and other German Bay species in (citation)- 78-115. |