|  | site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | 
| A | Tean Sound, Scilly Islands (Sillies, Isles of Scilly), United Kingdom | 2808 
  map | May 12-16, 2002 |  | 10 m | coarse sand |  | Site 11, strong currents.  sediment and aufwuchs settled on Laminaria holdfasts, algae, Porifera and Cnidaria were sampled.  Sublittoral samples by SCUBA. | Faubel A, Warwick RM (2005): 4 | 
| B | Atlantic coast, Ireland | 4076 
  map | 1936 or earlier |  |  |  |  | Irish Sea and Irish Atlantic Coast. | Southern R (1936): from Artois 2008 (citation) | 
| C | Irish Sea | 4075 
  map | 1936 or earlier |  |  |  |  | Irish Sea and Irish Atlantic Coast. | Southern R (1936): from Artois 2008 (citation) | 
| D | Delta Region, Netherlands | 5513 
  map | 1989 or earlier |  |  |  |  | sublittoral in the Netherlands Delta | Schockaert ER, Jouk PEH, Martens PM (1989): from Artois 2008 (citation) | 
| E | Oostende (Ostende), Belgium | 4939 
  map | 2008 or earlier | type locality |  | coarse sand |  | Ostend (Belgium), Spuikom, coarse sand from the eulittora | Artois T (2008): |