| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Seal Harbor, Maine, USA | 1271 | Aug 1999 | type locality | low intertidal | medium grained sediment | Hooge MD, Tyler S (2003): 26 | ||
| B | Reid State Park, Maine USA | 320 | Mar 1999 | Hooge MD, Tyler S (2003): 24 |