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 | Gullmarfjord (Bredungen Gullmarsvik), western Sweden | prior to 1893 | sublittoral | mud | type locality | Bergendal D (1893) ; from Prudhoe S (citation)- page 40 |