Margaritana michaudi Locard, 1889 accepted as Margaritifera (Margaritifera) margaritifera (Linnaeus, 1758) represented as Margaritifera margaritifera (Linnaeus, 1758) (original description)
Margaritana pyrenaica Locard, 1889 accepted as Margaritifera (Margaritifera) margaritifera (Linnaeus, 1758) represented as Margaritifera margaritifera (Linnaeus, 1758) (original description)
Rhomboidiana Locard, 1889 accepted as Potomida Swainson, 1840 (original description)
Simonisiana Locard, 1889 accepted as Potomida Swainson, 1840 (original description)
Unio (Baryana) Locard, 1889 accepted as Pseudunio F. Haas, 1910 (original description)
Unio (Batavusiana) Bourguignat, 1889 accepted as Unio (Crassiana) Servain, 1882 accepted as Unio Philipsson, 1788 (original description)
Unio (Tumidusiana) Locard, 1889 accepted as Unio Philipsson, 1788 (original description)
Unio subamnicus Locard, 1889 accepted as Unio crassus Philipsson, 1788 (original description)

France for Unio subamnicus Locard, 1889 

 Authority

 for Unio (Tumidusiana) Locard, 1889

Name attributed by Locard to Bourguignat [details]

 Type species

 for Unio (Tumidusiana) Locard, 1889

Graf attributed the type species fixation to Locard (1889), who merely refered to Tumidusiana as the "Groupe de ... [details]

 Validity

 for Unio (Tumidusiana) Locard, 1889

Invalid: junior objective synonym of Tumidiana, of which it was probably an emendation [details]