Bretagne (Brittany), France
latitude: 48     48°0'0"N
longitude: -3     3°0'0"W
[Precision of location: Alexandria Digital Library (with NGA GNDB data)] 
[Site Named Here by name of sea, gulf, or country named in source publication] 
| Cercyra teissieri Steinmann, 1930 | 1930 or earlier | |||
| Paravortex cardii Hallez, 1908 | pre-1988 | parasitic in gut of the bivalve Cerastoderma edule | ||
| Paravortex karlingi Pike & Burt, 1981 | pre-1988 | parasitic in gut of the bivalve Cerastoderma edule | ||
| Syndesmis echinorum Francois, 1886 | 1970 or earlier | from Paracentrotus lividus (Strongylocentrotidae). | ||
| Duplominona miranda Curini-Galletti, Casu, Delogu & Scarpa, 2019 | 2019 or earlier | 
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