Overlapping markers can be separated by clicking on them.
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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 | Annisquam (Anisquam), Massachusetts, USA | late 1960 s | lower intertidal | isolated individuals found between Anisquam Massachusetts, and Pagan Point, Saint Andrews, New Brunswick, Canada. | Riser NW (1981) 141 | |||
| B | Liberty Point, Robbinston, Maine, USA | late 1960 s | lower intertidal | type locality | only encountered on poorly sorted beaches. AMNH No. 935 | Riser NW (1981) 141 | ||
| C | Saint Andrews, New Brunswick, Canada | late 1960 s | lower intertidal | isolated individuals found between Anisquam Massachusetts, and Pagan Point, Saint Andrews, New Brunswick, Canada. | Riser NW (1981) 141 |