Alaba (Gibborissoia) Sacco, 1895 accepted as Gibborissoia Sacco, 1895 (original description)
Alvania (Acinopsis) sculpta var. transiens Sacco, 1895 † accepted as Alvania transiens Sacco, 1895 † (original description)
Alvania (Acinus) mariae var. perregularis Sacco, 1895 † accepted as Alvania perregularis Sacco, 1895 † (original description)
Alvania (Alvaniella) pagodulina Sacco, 1895 † represented as Alvania pagodulina Sacco, 1895 † (original description)
Alvania (Galeodinopsis) Sacco, 1895 accepted as Galeodinopsis Sacco, 1895 (additional source)
Alvania montagui var. miocaenica Sacco, 1895 † (original description)
Alvania thalia var. exbrevis Sacco, 1895 † (original description)
Alvania thalia var. subacingulata Sacco, 1895 † (original description)
Apicularia angulatacuta Sacco, 1895 † (original description)
Apicularia angulatacuta var. laevigracilis Sacco, 1895 † (original description)
Apicularia guerini (Recluz, 1843) accepted as Rissoa guerinii Récluz, 1843 (basis of record)
Apicularia guerini var. longofusata Sacco, 1895 † (original description)
Apicularia guerini var. miotriangula Sacco, 1895 † (original description)
Apicularia guerini var. pupoidina Sacco, 1895 † (original description)
Apicularia sulzeriana var. perlaevis Sacco, 1895 † (original description)
Apicularia sulzeriana var. sublaevis Sacco, 1895 † (original description)
Apicularia sulzeriana var. villalvernensis Sacco, 1895 † (original description)
Balanocochlis patula (Bellardi & Michelotti, 1840) † accepted as Holandriana patula (Bellardi & Michelotti, 1840) † (basis of record)
Balanocochlis patula var. taurostriata Sacco, 1895 † accepted as Holandriana patula taurostriata (Sacco, 1895) † (original description)
Barleeia rubra var. miocenica Sacco, 1895 † (original description)
Barleeia rubra var. mioelongata Sacco, 1895 † (original description)
Galeodinopsis tiberiana var. percrassicostata Sacco, 1895 † accepted as Galeodinopsis tiberiana (Coppi, 1876) † (original description)
Hemisinus miodertonensis Sacco, 1895 † accepted as Rhombostoma carmelae (Brugnone, 1873) † (original description)
Lyrcaea narzolina (d'Archiac, 1846) † accepted as Melanopsis narzolina d'Archiac, 1846 † (basis of record)
Lyrcaea narzolina var. compressoides Sacco, 1895 † accepted as Melanopsis narzolina compressoides (Sacco, 1895) † (original description)
Lyrcaea narzolina var. dertocylindrica Sacco, 1895 † accepted as Melanopsis narzolina d'Archiac, 1846 † (original description)
Lyrcaea pedemontana (Sacco, 1889) † accepted as Melanopsis pedemontana Sacco, 1889 † (basis of record)
Lyrcaea pedemontana var. dertoliva Sacco, 1895 † accepted as Melanopsis pedemontana dertoliva (Sacco, 1895) † (original description)
Manzonia zetlandica var. miocrassicosta Sacco, 1895 † accepted as Manzonia miocrassicosta Sacco, 1895 † (original description)
Melania (Ptychomelania) Sacco, 1895 † accepted as Ptychomelania Sacco, 1895 † (original description)
Melania (Ptychomelania) Sacco, 1895 † accepted as Ptychomelania Sacco, 1895 † (additional source)
Melania (Ptychomelania) buccinella Sacco, 1895 † accepted as Ptychomelania buccinella Sacco, 1895 † accepted as Ptychomelania brocchii (Michelotti, 1847) † (original description)
Melanopsis praemorsa var. fusulatina Sacco, 1895 † accepted as Melanopsis fusulatina Sacco, 1895 † (original description)
Melanopsis praemorsa var. longopyrulata Sacco, 1895 † accepted as Melanopsis fusulatina Sacco, 1895 † (original description)
Melanopsis praemorsa var. pseudofallax Sacco, 1895 † accepted as Melanopsis fusulatina Sacco, 1895 † (original description)
Nematurella oblonga var. persuturata Sacco, 1895 † accepted as Prososthenia oblonga persuturata (Sacco, 1895) † (original description)
Nematurella subcarinata carinatior Sacco, 1895 † (original description)
Nematurella subcarinata longiuscula Sacco, 1895 † (original description)
Nematurella subcarinata ventrosula Sacco, 1895 † (original description)
Phasianema costatum var. taurocrassum Sacco, 1895 † accepted as Cataegis taurocrassa (Sacco, 1895) † (original description)
Pisinna Monterosato, 1878 (additional source)
Pisinna pupa Sacco, 1895 † accepted as Hydrobia pupa (Sacco, 1895) † (original description)
Ptychomelania buccinella var. perplicatella Sacco, 1895 † accepted as Ptychomelania brocchii perplicatella Sacco, 1895 † (original description)
Rissoa lineolata var. laevirotunda Sacco, 1895 † (original description)
Rissoa lineolata var. rotunduloides Sacco, 1895 † (original description)
Rissoina (Rissolina) lamellosa (Desmoulins, 1836) † represented as Rissoina lamellosa (Desmoulins, 1836) † (basis of record)
Rissoina (Rissolina) lamellosa var. steinabrunnensis Sacco, 1895 † accepted as Phosinella steinabrunnensis (Sacco, 1895) † (original description)
Rissoina bruguieri f. exdecussata Sacco, 1895 † accepted as Rissoina exdecussata Sacco, 1895 † (original description)
Rissoina bruguieri var. perstriatulina Sacco, 1895 accepted as Rissoina bruguieri (Payraudeau, 1826) (original description)
Rissoina bruguieri var. vindobonensis Sacco, 1895 † accepted as Rissoina vindobonensis Sacco, 1895 † (original description)
Rissoina exdecussata Sacco, 1895 † (original description)
Rissoina lamellosa (Desmoulins, 1836) † (additional source)
Rissoina lamellosa f. mioschwartziana Sacco, 1895 † (original description)
Rissoina lamellosa var. bicrassecincta Sacco, 1895 † accepted as Rissoina lamellosa (Desmoulins, 1836) † (original description)
Rissoina lamellosa var. colligens Sacco, 1895 † accepted as Rissoina lamellosa (Desmoulins, 1836) † (original description)
Rissoina lamellosa var. mutinocostata Sacco, 1895 † accepted as Rissoina lamellosa (Desmoulins, 1836) † (original description)
Rissoina lamellosa var. subacincta Sacco, 1895 † accepted as Rissoina lamellosa (Desmoulins, 1836) † (original description)
Rissoina moravica var. tauroplicatior Sacco, 1895 accepted as Rissoina moravica M. Hörnes, 1856 † (original description)
Rissoina pusilla var. parvofusula Sacco, 1895 † accepted as Rissoina pusilla (Brocchi, 1814) † (original description)
Rissoina pusilla var. percosticillata Sacco, 1893 † accepted as Rissoina percosticillata Sacco, 1893 † (original description)
Rissoina pusilla var. promyosoroides Sacco, 1895 † accepted as Rissoina pusilla (Brocchi, 1814) † (original description)
Saccoia escoffierae var. carinatolaevis Sacco, 1895 † accepted as Saccoia oryza Brusina, 1893 † (original description)
Saccoia escoffierae var. oryza Brusina, 1893 † accepted as Saccoia oryza Brusina, 1893 † (basis of record)
Saccoia escoffierae var. triangulata Sacco, 1895 † accepted as Saccoia oryza Brusina, 1893 † (original description)
Stosicia planaxoides var. crassolaevis Sacco, 1895 † accepted as Stosicia planaxoides (Grateloup, 1838) † accepted as Stosicia buccinalis (Grateloup, 1828) † (original description)
Stosicia planaxoides var. ovatulina Sacco, 1895 † accepted as Stosicia planaxoides (Grateloup, 1838) † accepted as Stosicia buccinalis (Grateloup, 1828) † (original description)
Stosicia planaxoides var. paucisulcata Sacco, 1895 † accepted as Stosicia planaxoides (Grateloup, 1838) † accepted as Stosicia buccinalis (Grateloup, 1828) † (original description)
Stossichia planaxoides var. ovatulina Sacco, 1895 † accepted as Stosicia planaxoides var. ovatulina Sacco, 1895 † accepted as Stosicia planaxoides (Grateloup, 1838) † accepted as Stosicia buccinalis (Grateloup, 1828) † (original description)
Striatella etrusca (De Stefani, 1880) † accepted as Melanoides curvicosta (Deshayes, 1835) † (basis of record)
Striatella etrusca var. dertopraecedens Sacco, 1895 † accepted as Melanoides curvicosta (Deshayes, 1835) † (original description)
Striatella etrusca var. dertostricta Sacco, 1895 † accepted as Melanoides curvicosta (Deshayes, 1835) † (original description)
Striatella tuberculata (O. F. Müller, 1774) accepted as Melanoides tuberculata (O. F. Müller, 1774) (basis of record)
Striatella tuberculata var. costicillatissima Sacco, 1895 † accepted as Melanoides curvicosta (Deshayes, 1835) † (original description)
Turbella [sic] accepted as Turboella Leach, 1847 accepted as Rissoa Desmarest, 1814 (basis of record)
Turbella acuticosta Sacco, 1895 † accepted as Rissoa acuticosta (Sacco, 1895) † accepted as Rissoa federicoi Kovács & Stein, 2023 † (original description)
Zebinella decussata var. percosticillatina Sacco, 1895 accepted as Zebinella decussata (Montagu, 1803) (original description)
Zebinella decussata var. raricostulata Sacco, 1895 accepted as Zebinella decussata (Montagu, 1803) (original description)
Zebinella decussata var. turritopaucicosta Sacco, 1895 accepted as Zebinella decussata (Montagu, 1803) (original description)

Italy for Apicularia sulzeriana var. perlaevis Sacco, 1895 † 
Italy for Apicularia sulzeriana var. sublaevis Sacco, 1895 † 
Italy for Apicularia sulzeriana var. villalvernensis Sacco, 1895 † 
Italy for Balanocochlis patula var. taurostriata Sacco, 1895 † 
Italy for Galeodinopsis tiberiana var. percrassicostata Sacco, 1895 † 
Italy for Hemisinus miodertonensis Sacco, 1895 † 
Italy for Lyrcaea narzolina var. compressoides Sacco, 1895 † 
Italy for Lyrcaea narzolina var. dertocylindrica Sacco, 1895 † 
Italy for Lyrcaea pedemontana var. dertoliva Sacco, 1895 † 
Italy for Melanopsis praemorsa var. fusulatina Sacco, 1895 † 
Italy for Melanopsis praemorsa var. fusulatina Sacco, 1895 † 
Italy for Melanopsis praemorsa var. fusulatina Sacco, 1895 † 
Italy for Melanopsis praemorsa var. longopyrulata Sacco, 1895 † 
Italy for Melanopsis praemorsa var. pseudofallax Sacco, 1895 † 
Italy for Nematurella oblonga var. persuturata Sacco, 1895 † 
Italy for Nematurella oblonga var. persuturata Sacco, 1895 † 
Italy for Nematurella subcarinata carinatior Sacco, 1895 † 
Italy for Nematurella subcarinata longiuscula Sacco, 1895 † 
Italy for Nematurella subcarinata ventrosula Sacco, 1895 † 
Italy for Phasianema costatum var. taurocrassum Sacco, 1895 † 
Italy for Pisinna pupa Sacco, 1895 † 
Italy for Ptychomelania buccinella Sacco, 1895 † 
Italy for Ptychomelania buccinella Sacco, 1895 † 
Italy for Ptychomelania buccinella Sacco, 1895 † 
Italy for Ptychomelania buccinella Sacco, 1895 † 
Italy for Ptychomelania buccinella var. perplicatella Sacco, 1895 † 
Italy for Ptychomelania buccinella var. perplicatella Sacco, 1895 † 
Italy for Saccoia escoffierae var. carinatolaevis Sacco, 1895 † 
Italy for Saccoia escoffierae var. oryza Brusina, 1893 † 
Italy for Saccoia escoffierae var. oryza Brusina, 1893 † 
Italy for Saccoia escoffierae var. oryza Brusina, 1893 † 
Italy for Saccoia escoffierae var. triangulata Sacco, 1895 † 
Italy for Striatella etrusca var. dertopraecedens Sacco, 1895 † 
Italy for Striatella etrusca var. dertopraecedens Sacco, 1895 † 
Italy for Striatella etrusca var. dertostricta Sacco, 1895 † 
Italy for Striatella tuberculata var. costicillatissima Sacco, 1895 † 
Italy for Striatella tuberculata var. costicillatissima Sacco, 1895 † 
Italy for Striatella tuberculata var. costicillatissima Sacco, 1895 † 

 Type locality

 for Balanocochlis patula var. taurostriata Sacco, 1895 †

Torino hills ("Colli torinesi"), Torino, Italy; late Burdigalian, early Miocene [details]

 Type locality

 for Hemisinus miodertonensis Sacco, 1895 †

Sant'Agata Fossili ("S. Agata"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Lyrcaea narzolina var. compressoides Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Lyrcaea narzolina var. dertocylindrica Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Lyrcaea pedemontana var. dertoliva Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Melanopsis praemorsa var. fusulatina Sacco, 1895 †

Castelletto d'Orba, Alessandria, and Priosa ("Priosa presso Narzole"), Cuneo, and San Marzano Oliveto ("S. Marzano ... [details]

 Type locality

 for Melanopsis praemorsa var. longopyrulata Sacco, 1895 †

San Marzano Oliveto ("S. Marzano Oliveto"), Asti, Italy; early Messinian, late Miocene [details]

 Type locality

 for Melanopsis praemorsa var. pseudofallax Sacco, 1895 †

San Marzano Oliveto ("S. Marzano Oliveto"), Asti, Italy; early Messinian, late Miocene [details]

 Type locality

 for Nematurella oblonga var. persuturata Sacco, 1895 †

Sant'Agata Fossili ("S. Agata") and Villalvernia, Alessandria, Italy; Tortonian to Messinian, late Miocene [details]

 Type locality

 for Nematurella subcarinata carinatior Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Nematurella subcarinata longiuscula Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Nematurella subcarinata ventrosula Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Pisinna pupa Sacco, 1895 †

Montegibbio, Modena, Italy; Tortonian, late Miocene [details]

 Type locality

 for Ptychomelania buccinella Sacco, 1895 †

Montegibbio, Modena, and Sant'Agata Fossili ("S. Agata") and Stazzano, Alessandria, and Vado Centro (Zinola), ... [details]

 Type locality

 for Ptychomelania buccinella var. perplicatella Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili") and Stazzano, Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Saccoia escoffierae var. carinatolaevis Sacco, 1895 †

Gavazzana, Prov. Alessandria, Italy [details]

 Type locality

 for Saccoia escoffierae var. triangulata Sacco, 1895 †

"Tortonese" [Tortona region, Prov. Alessandria] (Italy) [details]

 Type locality

 for Striatella etrusca var. dertopraecedens Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili") and Stazzano, Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Striatella etrusca var. dertostricta Sacco, 1895 †

Sant'Agata Fossili ("S. Agata fossili"), Alessandria, Italy; Tortonian to early Messinian, late Miocene [details]

 Type locality

 for Striatella tuberculata var. costicillatissima Sacco, 1895 †

Castelletto d'Orba, Sant'Agata Fossili ("S. Agata") and Stazzano, Alessandria, Italy; Tortonian to Messinian, late ... [details]