| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Étang de Lapalme (Palme), France | 5496 | 1956 or earlier | type locality | pure fine sand | in pure fine sand, sometimes with some detritus | Ax P (1956): from Artois 2008 (citation) | ||
| B | l'ile Maire, Provence-Alpes-Cote d'Azur, France | 5051 | 1969 or earlier | 12 m | fine sand | near la Mounine (east of the ‘Île de Maire’) | Brunet M (1969): from Artois 2008 (citation) |