Ancylus subcostatus Benoist, 1874 † (original description)
Astralium aquitanicum Benoist, 1874 † (original description)
Borsonia burdigalina Benoist, 1874 † (original description)
Caecum banoni Benoist, 1874 † (original description)
Caecum miocenicum Benoist, 1874 † (original description)
Caecum saucatsense Benoist, 1874 † (original description)
Cleodora moulinsii Benoist, 1874 † accepted as Johnjagtia moulinsii (Benoist, 1874) † (original description)
Columbella tournoueri Benoist, 1874 † accepted as Mitrella tournoueri (Benoist, 1874) † (original description)
Corbulomya burdigalensis Benoist, 1873 † (original description)
Euthria basteroti Benoist, 1874 † (original description)
Gadus politus Benoist, 1874 † (original description)
Gadus ventricosus Benoist, 1874 † (original description)
Helix saucatsensis Benoist, 1874 † accepted as Discus saucatsensis (Benoist, 1874) † (original description)
Hipponyx grateloupi Benoist, 1874 † accepted as Hipponix grateloupi Benoist, 1874 † (original description)
Jania crassicosta Benoist, 1874 † accepted as Muricopsis crassicosta (Benoist, 1874) † (original description)
Jania plicata Benoist, 1874 † (original description)
Jania simplex Benoist, 1874 † (original description)
Modulus basteroti Benoist, 1874 † (original description)
Paludina aquitanica Benoist, 1874 † accepted as Viviparus aquitanicus (Benoist, 1874) † (original description)
Patella clypeatula Benoist, 1874 † (original description)
Phasianella millepunctata Benoist, 1874 † (original description)
Physa subacuta Benoist, 1874 † (original description)
Pollia fischeri Benoist, 1874 † accepted as Orania fischeri (Benoist, 1874) † (original description)
Proto basteroti Benoist, 1874 † (original description)
Risella girondica Benoist, 1874 † (original description)
Teinostoma plicata Benoist, 1874 † accepted as Rotellorbis plicatus (Benoist, 1874) † (original description)
Teinostoma simplex Benoist, 1874 † (original description)
Teredo saucatsensis Benoist, 1873 † (original description)
Triforis bilineata Benoist, 1874 † (original description)
Triforis nodosoplicata Benoist, 1874 † accepted as Triphora nodosoplicata Benoist, 1874 † (original description)
Triforis papaveracea Benoist, 1874 † accepted as Triphora papaveracea Benoist, 1874 † (original description)
Trochus saucatsensis Benoist, 1874 † (original description)
Turritella terebralis var. major Grateloup, 1845 † accepted as Turritella terebralis Lamarck, 1822 † (source of synonymy)
Turritella terebralis var. minor Grateloup, 1845 † accepted as Turritella terebralis Lamarck, 1822 † (source of synonymy)
Voluta gabriella Benoist, 1874 † accepted as Athleta gabriellis (Benoist, 1874) † (original description)

France for Ancylus subcostatus Benoist, 1874 † 
France for Astralium aquitanicum Benoist, 1874 † 
France for Borsonia burdigalina Benoist, 1874 † 
France for Caecum banoni Benoist, 1874 † 
France for Caecum miocenicum Benoist, 1874 † 
France for Caecum saucatsense Benoist, 1874 † 
France for Cleodora moulinsii Benoist, 1874 † 
France for Columbella tournoueri Benoist, 1874 † 
France for Corbulomya burdigalensis Benoist, 1873 † 
France for Euthria basteroti Benoist, 1874 † 
France for Gadus politus Benoist, 1874 † 
France for Gadus ventricosus Benoist, 1874 † 
France for Helix saucatsensis Benoist, 1874 † 
France for Hipponyx grateloupi Benoist, 1874 † 
France for Jania crassicosta Benoist, 1874 † 
France for Jania plicata Benoist, 1874 † 
France for Jania simplex Benoist, 1874 † 
France for Modulus basteroti Benoist, 1874 † 
France for Paludina aquitanica Benoist, 1874 † 
France for Patella clypeatula Benoist, 1874 † 
France for Phasianella millepunctata Benoist, 1874 † 
France for Physa subacuta Benoist, 1874 † 
France for Physa subacuta Benoist, 1874 † 
France for Pollia fischeri Benoist, 1874 † 
France for Proto basteroti Benoist, 1874 † 
France for Risella girondica Benoist, 1874 † 
France for Teinostoma plicata Benoist, 1874 † 
France for Teinostoma simplex Benoist, 1874 † 
France for Teredo saucatsensis Benoist, 1873 † 
France for Triforis bilineata Benoist, 1874 † 
France for Trochus saucatsensis Benoist, 1874 † 
France for Voluta gabriella Benoist, 1874 † 

 Homonymy

 for Phasianella pullus var. millepunctata Dautzenberg, 1920

Invalid: junior homonym of Phasianella millepunctata Benoist, 1874 [details]

 Homonymy

 for Triforis bilineata O. Meyer, 1886 †

Invalid: junior homonym of Triforis bilineata Benoist, 1874 [details]

 Type locality

 for Ancylus subcostatus Benoist, 1874 †

La Brède (Moras), Gironde, France; late Aquitanian, early Miocene [details]

 Type locality

 for Paludina aquitanica Benoist, 1874 †

Saucats (Ancien Moulin de l'Eglise, Route du Son), Gironde, France; early Burdigalian, early Miocene [details]

 Type locality

 for Physa subacuta Benoist, 1874 †

La Brède (Moras) and Saucats (Lariey), Gironde, France; late Aquitanian, early Miocene [details]