Anisocardia eocaenica Bayan, 1873 † accepted as Miocardiopsis eocaenica (Bayan, 1873) † (original description)
Anomia psamatheis Bayan, 1873 † (original description)
Arca gervaisi Bayan, 1873 † accepted as Barbatia gervaisi (Bayan, 1873) † (original description)
Arca lissa Bayan, 1873 † accepted as Trigonodesma lissa (Bayan, 1873) † (original description)
Buchozia Bayan, 1873 † (original description)
Bulla elacate Bayan, 1873 † accepted as Roxania elacate (Bayan, 1873) † (original description)
Cancellaria rhabdota Bayan, 1873 † accepted as Unitas rhabdota (Bayan, 1873) † (original description)
Cardita eudaedalea Bayan, 1873 † accepted as Venericardia eudaedalea (Bayan, 1873) † (original description)
Cardium capsoides Bayan, 1873 † accepted as Papyridea capsoides (Bayan, 1873) † (original description)
Cerithium conarium Bayan, 1873 † accepted as Eotympanotonus conarium (Bayan, 1873) † (original description)
Cerithium transenna Bayan, 1873 † accepted as Bittium transenna (Bayan, 1873) † (original description)
Conus macrocentrus Bayan, 1873 † accepted as Hemiconus macrocentrus (Bayan, 1873) † (original description)
Corbis major Bayan, 1873 † accepted as Fimbria major (Bayan, 1873) † (original description)
Cultellus cladarus Bayan, 1873 † accepted as Phaxas cladarus (Bayan, 1873) † (original description)
Cyrena lemoinei Bayan, 1873 † accepted as Corbicula unioniformis (Deshayes, 1857) † (original description)
Cytherea sphenarium Bayan, 1873 † accepted as Tivelina sphenarium (Bayan, 1873) † (original description)
Fusus axestus Bayan, 1873 † accepted as Eocantharus axestus (Bayan, 1873) † (original description)
Lacuna loveni Bayan, 1873 † accepted as Elachisina loveni (Bayan, 1873) † (original description)
Littorina munieri Bayan, 1873 † (original description)
Lucina cuvieri Bayan, 1873 † accepted as Eomiltha cuvieri (Bayan, 1873) † (original description)
Mactra loustauae Bayan, 1873 † accepted as Austromactra loustauae (Bayan, 1873) † (original description)
Pleurotoma glyphana Bayan, 1873 † accepted as Turricula glyphana (Bayan, 1873) † (original description)
Pleurotoma polycesta Bayan, 1873 † accepted as Turricula polycesta (Bayan, 1873) † (original description)
Pleurotoma streptophora Bayan, 1873 † accepted as Crassispira streptophora (Bayan, 1873) † (original description)
Rhaphium Bayan, 1873 † accepted as Eulimella Forbes & M'Andrew, 1846 (original description)
Rissoa zosta Bayan, 1873 † accepted as Alvania zosta (Bayan, 1873) † (original description)
Solarium obolus Bayan, 1873 † accepted as Disculus obolus (Bayan, 1873) † (original description)
Sphenia nitens Bayan, 1873 † (original description)
Tellina colpodes Bayan, 1873 † accepted as Arcopagia colpodes (Bayan, 1873) † (original description)
Tellina microphylla Bayan, 1873 † accepted as Arcopagiopsis microphylla (Bayan, 1873) † (original description)
Turritella brachyteles Bayan, 1873 † accepted as Sigmesalia multisulcata (Lamarck, 1804) † (basis of record)
Turritella cochlias Bayan, 1873 † accepted as Archimediella cochlias (Bayan, 1873) † (original description)

France for Anisocardia eocaenica Bayan, 1873 † 
France for Anomia psamatheis Bayan, 1873 † 
France for Arca gervaisi Bayan, 1873 † 
France for Arca lissa Bayan, 1873 † 
France for Bulla elacate Bayan, 1873 † 
France for Cancellaria rhabdota Bayan, 1873 † 
France for Cardita eudaedalea Bayan, 1873 † 
France for Cardium capsoides Bayan, 1873 † 
France for Conus macrocentrus Bayan, 1873 † 
France for Cultellus cladarus Bayan, 1873 † 
France for Cytherea sphenarium Bayan, 1873 † 
France for Fusus axestus Bayan, 1873 † 
France for Lacuna loveni Bayan, 1873 † 
France for Littorina munieri Bayan, 1873 † 
France for Mactra loustauae Bayan, 1873 † 
France for Pleurotoma glyphana Bayan, 1873 † 
France for Pleurotoma polycesta Bayan, 1873 † 
France for Pleurotoma streptophora Bayan, 1873 † 
France for Sphenia nitens Bayan, 1873 † 
France for Tellina colpodes Bayan, 1873 † 
Italy for Corbis major Bayan, 1873 †