| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Concarneau, France | 252 | prior to 1927 | default type | found on the Atlantic coast near Concarneau. | Beauchamp Pde (1927): ; from Ehlers 1980 (citation)- p. 155 | |||
| B | Roscoff (Roskoff), English Channel, France | 258 | 1951 | Ehlers notes a letter by Beauchamp to [Luther?] that Beauchamp found this species in small numbers in the tidal zone among algae. | Ehlers U (1980): 155 | ||||
| C | Concarneau, France | 252 | 1926 or earlier | default type | Beauchamp Pde (1927): abstract. |