Amnicola (Amnicola) cyclostomoides Sinzov, 1880 † accepted as Pomatiasia cyclostomoides (Sinzov, 1880) † (additional source)
Amnicola (Amnicola) nympha (Eichwald, 1850) † accepted as Pseudamnicola nympha (Eichwald, 1850) † (additional source)
Amnicola (Amnicola) punctum (Eichwald, 1850) † accepted as Hydrobia punctum (Eichwald, 1850) † (new combination reference)
Amnicola (Amnicola) zonata (Eichwald, 1850) † accepted as Pseudamnicola zonatus (Eichwald, 1850) † (additional source)
Amnicola bilineata Simionescu & Barbu, 1940 † accepted as Pseudamnicola bilineatus (Simionescu & Barbu, 1940) † (original description)
Amnicola cyclostomoides Sinzov, 1880 † accepted as Pomatiasia cyclostomoides (Sinzov, 1880) † (basis of record)
Amnicola nympha (Eichwald, 1850) † accepted as Pseudamnicola nympha (Eichwald, 1850) † (basis of record)
Amnicola zonata (Eichwald, 1850) † accepted as Pseudamnicola zonatus (Eichwald, 1850) † (basis of record)
Cardium bessarabicum Simionescu & Barbu, 1940 † (original description)
Cardium carditaeformis Simionescu & Barbu, 1940 † (original description)
Cardium caudatum Simionescu & Barbu, 1940 † (original description)
Cardium irregulare Eichwald, 1830 † accepted as Obsoletiformes irregularis (Eichwald, 1830) † (basis of record)
Cardium macoveii Simionescu & Barbu, 1940 † (original description)
Cardium moldavicum Simionescu & Barbu, 1940 † (original description)
Cardium morosanui Simionescu & Barbu, 1940 † (original description)
Cardium plicatoides Simionescu & Barbu, 1940 † (original description)
Cardium semisquamosum Sinzov, 1875 † (additional source)
Cardium suessi var. pseudohispida Simionescu & Barbu, 1940 † (original description)
Cardium visternicense Simionescu & Barbu, 1940 † (original description)
Cerithium athanasiui Simionescu & Barbu, 1940 † accepted as Tiaracerithium pictum (de Basterot, 1825) † (original description)
Cerithium dobrogense Simionescu & Barbu, 1940 † accepted as Potamides disjunctus (J. De C. Sowerby, 1832) † (original description)
Cerithium friedbergi Simionescu & Barbu, 1940 † accepted as Potamides disjunctus (J. De C. Sowerby, 1832) † (original description)
Cerithium gracile Simionescu & Barbu, 1940 † accepted as Theodisca biseriata (Friedberg, 1914) † (original description)
Cerithium macoveii Simionescu & Barbu, 1940 † accepted as Terebralia menestrieri (A. d'Orbigny, 1844) † (original description)
Cerithium orheiense Simionescu & Barbu, 1940 † accepted as Potamides disjunctus (J. De C. Sowerby, 1832) † (original description)
Clausilia (Constricta) moldavica Simionescu & Barbu, 1940 † accepted as Constricta moldavica (Simionescu & Barbu, 1940) † (original description)
Clausilia (Serrulina) bessarabica Simionescu & Barbu, 1940 † accepted as Cochlodina bessarabica (Simionescu & Barbu, 1940) † (original description)
Cochlostoma pupaeformis Simionescu & Barbu, 1940 † accepted as Chondrula pupaeformis (Simionescu & Barbu, 1940) † (original description)
Congeria neumayri var. moldavica Simionescu & Barbu, 1940 † accepted as Andrusoviconcha moldavica (Simionescu & Barbu, 1940) † (original description)
Helix (Acanthinula) pygmaea Simionescu & Barbu, 1940 † accepted as Acanthinula pygmaea (Simionescu & Barbu, 1940) † (original description)
Hydrobia bicristata Simionescu & Barbu, 1940 † (original description)
Hydrobia friedbergi Simionescu & Barbu, 1940 † (original description)
Hydrobia immutata (M. Hörnes, 1856) † accepted as Bania immutata (M. Hörnes, 1856) † (basis of record)
Hydrobia punctatum [sic] † accepted as Hydrobia punctum (Eichwald, 1850) † (status source)
Hydrobia punctum (Eichwald, 1850) † (basis of record)
Melanopsis sinzowi Brusina, 1885 † (additional source)
Neritina bohotinensis Simionescu & Barbu, 1940 † accepted as Theodoxus bohotinensis (Simionescu & Barbu, 1940) † (original description)
Neritina grateloupiana (A. Férussac, 1823) † accepted as Theodoxus grateloupianus (A. Férussac, 1823) † (basis of record)
Neritina picta A. Férussac, 1823 † accepted as Vitta picta (A. Férussac, 1823) † (additional source)
Neritina rumana Stefanescu, 1896 † accepted as Theodoxus (Calvertia) stefanescui (Fontannes, 1887) † represented as Theodoxus stefanescui (Fontannes, 1887) † (basis of record)
Paludina punctum Eichwald, 1850 † accepted as Hydrobia punctum (Eichwald, 1850) † (new combination reference)
Planorbis conivens [sic] † accepted as Gyraulus connivens (Eichwald, 1830) † (basis of record)
Planorbis siliceus Eichwald, 1830 † (basis of record)
Pleurotoma rumana Simionescu & Barbu, 1940 † accepted as Olegia rumana (Simionescu & Barbu, 1940) † accepted as Oleginina rumana (Simionescu & Barbu, 1940) † (original description)
Pupa (Pupilla) selectiformis Simionescu & Barbu, 1940 † accepted as Pupilla selectiformis (Simionescu & Barbu, 1940) † (original description)
Seila semiornata Simionescu & Barbu, 1940 † accepted as Potamides disjunctus (J. De C. Sowerby, 1832) † (original description)
Tapes crenelatus Simionescu & Barbu, 1940 † accepted as Polititapes crenelatus (Simionescu & Barbu, 1940) † (original description)
Theodoxus (Calvertia) bessarabicus (Sinzov, 1897) † represented as Theodoxus bessarabicus (Sinzov, 1897) † (additional source)
Theodoxus (Theodoxus) constantiae (Stefanescu, 1896) † represented as Theodoxus constantiae (Stefanescu, 1896) † (additional source)
Trochus athanasiui Simionescu & Barbu, 1940 † accepted as Anceps sarmates (Eichwald, 1850) † (original description)
Trochus cingulatus Simionescu & Barbu, 1940 † accepted as Anceps blainvillei (A. d'Orbigny, 1844) † (original description)
Trochus conicus Simionescu & Barbu, 1940 † accepted as Anceps papilla (Eichwald, 1850) † (original description)
Trochus cricovensis Simionescu & Barbu, 1940 † accepted as Sarmatigibbula hommairei (A. d'Orbigny, 1844) † (original description)
Trochus globosus Simionescu & Barbu, 1940 † accepted as Timisia picta (Eichwald, 1830) † (original description)
Trochus kolesnikovi Simionescu & Barbu, 1940 † accepted as Gibbula kolesnikovi (Simionescu & Barbu, 1940) † (original description)
Trochus lapuschnensis Simionescu & Barbu, 1940 † accepted as Gibbula lapuschnensis (Simionescu & Barbu, 1940) † (original description)
Trochus macoveii Simionescu & Barbu, 1940 † accepted as Anceps pageana (A. d'Orbigny, 1844) † (original description)
Trochus moldavicus Simionescu & Barbu, 1940 † accepted as Gibbula moldavica (Simionescu & Barbu, 1940) † (original description)
Trochus morosanui Simionescu & Barbu, 1940 † accepted as Gibbula morosanui (Simionescu & Barbu, 1940) † (original description)
Trochus proanceps Simionescu & Barbu, 1940 † accepted as Anceps anceps (Eichwald, 1850) † (original description)
Trochus rumanus Simionescu & Barbu, 1940 † accepted as Sarmatigibbula rumana (Simionescu & Barbu, 1940) † (original description)
Trochus semistriatus Simionescu & Barbu, 1940 † accepted as Anceps simionescui Harzhauser, 2021 † (original description)
Trochus trilineatus Simionescu & Barbu, 1940 † accepted as Anceps sarmates (Eichwald, 1850) † (original description)

Moldova for Amnicola bilineata Simionescu & Barbu, 1940 † 
Moldova for Cardium bessarabicum Simionescu & Barbu, 1940 † 
Moldova for Cardium carditaeformis Simionescu & Barbu, 1940 † 
Moldova for Cardium caudatum Simionescu & Barbu, 1940 † 
Moldova for Cardium irregulare Eichwald, 1830 † 
Moldova for Cardium macoveii Simionescu & Barbu, 1940 † 
Moldova for Cardium moldavicum Simionescu & Barbu, 1940 † 
Moldova for Cardium morosanui Simionescu & Barbu, 1940 † 
Moldova for Cardium plicatoides Simionescu & Barbu, 1940 † 
Moldova for Cardium suessi var. pseudohispida Simionescu & Barbu, 1940 † 
Moldova for Cardium visternicense Simionescu & Barbu, 1940 † 
Moldova for Hydrobia bicristata Simionescu & Barbu, 1940 † 
Moldova for Hydrobia friedbergi Simionescu & Barbu, 1940 † 
Moldova for Trochus athanasiui Simionescu & Barbu, 1940 † 
Moldova for Trochus cingulatus Simionescu & Barbu, 1940 † 
Moldova for Trochus conicus Simionescu & Barbu, 1940 † 
Moldova for Trochus cricovensis Simionescu & Barbu, 1940 † 
Moldova for Trochus globosus Simionescu & Barbu, 1940 † 
Moldova for Trochus kolesnikovi Simionescu & Barbu, 1940 † 
Moldova for Trochus lapuschnensis Simionescu & Barbu, 1940 † 
Moldova for Trochus macoveii Simionescu & Barbu, 1940 † 
Moldova for Trochus moldavicus Simionescu & Barbu, 1940 † 
Moldova for Trochus morosanui Simionescu & Barbu, 1940 † 
Moldova for Trochus proanceps Simionescu & Barbu, 1940 † 
Moldova for Trochus rumanus Simionescu & Barbu, 1940 † 
Moldova for Trochus semistriatus Simionescu & Barbu, 1940 † 
Moldova for Trochus trilineatus Simionescu & Barbu, 1940 † 
Romania for Clausilia (Constricta) moldavica Simionescu & Barbu, 1940 † 
Romania for Clausilia (Serrulina) bessarabica Simionescu & Barbu, 1940 † 
Romania for Cochlostoma pupaeformis Simionescu & Barbu, 1940 † 
Romania for Congeria neumayri var. moldavica Simionescu & Barbu, 1940 † 
Romania for Helix (Acanthinula) pygmaea Simionescu & Barbu, 1940 † 
Romania for Neritina bohotinensis Simionescu & Barbu, 1940 † 
Romania for Pupa (Pupilla) selectiformis Simionescu & Barbu, 1940 † 

 Homonymy

 for Cardium caudatum K. A. Ali-Zade, 1941 †

Invalid: junior homonym of Cardium caudatum Simionescu & Barbu, 1940 [details]

 Spelling

 for Cardium carditaeformis Simionescu & Barbu, 1940 †

Incorrect original spelling, must be corrected to carditaeforme [details]

 Status

 for Cardium semisquamosum Sinzov, 1875 †

Not found in the literature since Simionescu & Barbu (1940). Certainly not a real Cardium but a Lymnocardiinae. [details]

 Type locality

 for Amnicola bilineata Simionescu & Barbu, 1940 †

Chişinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Cardium caudatum Simionescu & Barbu, 1940 †

Chișinău, Moldova [details]

 Type locality

 for Clausilia (Constricta) moldavica Simionescu & Barbu, 1940 †

Chișinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Clausilia (Serrulina) bessarabica Simionescu & Barbu, 1940 †

Chișinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Cochlostoma pupaeformis Simionescu & Barbu, 1940 †

Chișinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Helix (Acanthinula) pygmaea Simionescu & Barbu, 1940 †

Chișinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Hydrobia bicristata Simionescu & Barbu, 1940 †

Chișinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Hydrobia friedbergi Simionescu & Barbu, 1940 †

Chișinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Neritina bohotinensis Simionescu & Barbu, 1940 †

Bohotin and Repedea hill near Bârnova, Iaşi, Romania; late Bessarabian, middle Sarmatian, late Miocene [details]

 Type locality

 for Pupa (Pupilla) selectiformis Simionescu & Barbu, 1940 †

Chișinău, Moldova; Bessarabian, middle Sarmatian, late Miocene [details]