Types of French freshwater mussels (Mollusca, Bivalvia, Unionoidea) in the Arnould Locard Collection at the Muséum national d'Histoire naturelle, Paris

The specimens of the French freshwater mussels (Mollusca, Bivalvia, Unionoidea) in the Arnould Locard collection in the Muséum national d’Histoire naturelle in Paris were examined. 216 type series for 308 nominal species were located, including taxa described by Locard and by other workers of the “Nouvelle École”. An annotated list of all 308 species is provided, including data regarding the relevant primary literature, type status and localities, and subsequent taxonomic opinions.