| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Anse Saint-Martin, Basse-Normandie, France | 2762 | 1902 or earlier | type locality | Caullery M, Mesnil F (1902): 439; Caullery & Mesnil (citation)- p. 135; from Graff (citation)- p. 353 | ||||
| B | Anse Saint-Martin, Basse-Normandie, France | 2762 | 1902 or earlier | default type | in Idotea neglecta. | Caullery M, Mesnil F (1902): abstract |