Acanthonematidae Wenz, 1938 † (original description)
Amberleyidae Wenz, 1938 † accepted as Eucyclidae Koken, 1896 (original description)
Amberleyoidea Wenz, 1938 † accepted as Eucyclidae Koken, 1896 (original description)
Andrussowiella Wenz, 1939 accepted as Tanousia Servain, 1881 (original description)
Anomphalidae Wenz, 1938 † (original description)
Anthracopupidae Wenz, 1938 † (original description)
Catantostomatidae Wenz, 1938 † (original description)
Ceritellidae Wenz, 1938 † (original description)
Coelacanthia Andrusov, 1890 † (additional source)
Craspedostomatidae Wenz, 1938 † (original description)
Dawsonellidae Wenz, 1938 † (original description)
Deianiridae Wenz, 1938 † (original description)
Dendropupidae Wenz, 1938 † (original description)
Dendropupoidea Wenz, 1938 † (original description)
Doxander Wenz, 1940 (original description)
Drupinae Wenz, 1938 accepted as Rapaninae Gray, 1853 (original description)
Eotomariidae Wenz, 1938 † (original description)
Eotomarioidea Wenz, 1938 † (original description)
Garrettia Paetel, 1873 (subsequent type designation)
Goniochilus Sandberger, 1875 † (additional source)
Gosseletinidae Wenz, 1938 † (original description)
Gyromelania Wenz, 1939 † (original description)
Gyromelania klaici (Brusina, 1897) † (additional source)
Helcionellidae Wenz, 1938 † accepted as Scenellidae S. A. Miller, 1889 † (original description)
Helicotomidae Wenz, 1938 † (original description)
Hormotomidae Wenz, 1938 † accepted as Murchisoniidae Koken, 1896 † (original description)
Lophospiridae Wenz, 1938 † (original description)
Melanoides (Tarebia) Adams & Adams, 1854 accepted as Tarebia H. Adams & A. Adams, 1854 (basis of record)
Melanoides (Tarebia) tournoueri (Fuchs, 1877) † represented as Melanoides tournoueri (Fuchs, 1877) † (additional source)
Melanoides (Tarebia) tournoueri ferreolensis (Fontannes, 1880) † represented as Melanoides tournoueri ferreolensis (Fontannes, 1880) † (additional source)
Melanoides (Tarebia) tournoueri tournoueri (Fuchs, 1877) † represented as Melanoides tournoueri tournoueri (Fuchs, 1877) † represented as Melanoides tournoueri (Fuchs, 1877) † (additional source)
Metoptomatidae Wenz, 1938 † (original description)
Microdomatidae Wenz, 1938 † (original description)
Micromelania klaici Brusina, 1897 † accepted as Gyromelania klaici (Brusina, 1897) † (new combination reference)
Micromelania ptychophora Brusina, 1897 † accepted as Scalimelania ptychophora (Brusina, 1897) † (new combination reference)
Nematura lubricella Sandberger, 1858 † accepted as Stenothyrella lubricella (Sandberger, 1858) † (new combination reference)
Neritariidae Wenz, 1938 † (original description)
Ninnia (Neritaea) colchica Andrusov, 1912 † accepted as Theodoxus (Ninniopsis) colchicus (Andrusov, 1912) † represented as Theodoxus colchicus (Andrusov, 1912) † (new combination reference)
Omphalocirridae Wenz, 1938 † (original description)
Palaeostylidae Wenz, 1938 † (original description)
Palaeostyloidea Wenz, 1938 † (original description)
Pithodeidae Wenz, 1938 † accepted as Plethospiridae Wenz, 1938 † (original description)
Polytremariidae Wenz, 1938 † (original description)
Pyrgula (Celekenia) Andrusov, 1902 † accepted as Celekenia Andrusov, 1902 † (basis of record)
Saccoia Brusina, 1893 † (additional source)
Saginafusus Wenz, 1943 (original description)
Scalimelania Wenz, 1939 † (original description)
Scalimelania ptychophora (Brusina, 1897) † (additional source)
Semisulcospira O. Böttger, 1886 (subsequent type designation)
Sinuopeidae Wenz, 1938 † (original description)
Stenothyra Benson, 1856 (additional source)
Stenothyra lubricella (Sandberger, 1858) † accepted as Stenothyrella lubricella (Sandberger, 1858) † (new combination reference)
Stenothyrella Wenz, 1939 † (original description)
Suavocallia Wenz, 1938 (original description)
Symmetrocapulidae Wenz, 1938 † (original description)
Symmetrocapuloidea Wenz, 1938 † (original description)
Tanousia Servain, 1881 (basis of record)
Theodoxus (Calvertia) colchicus (Andrusov, 1912) † accepted as Theodoxus (Ninniopsis) colchicus (Andrusov, 1912) † represented as Theodoxus colchicus (Andrusov, 1912) † (new combination reference)
Theodoxus (Ninniopsis) colchicus (Andrusov, 1912) † represented as Theodoxus colchicus (Andrusov, 1912) † (basis of record)
Theodoxus (Vittoclithon) H. B. Baker, 1923 accepted as Neritina (Vittoclithon) H. B. Baker, 1923 represented as Vitta (Vittoclithon) H. B. Baker, 1923 (status source)
Tomellana Wenz, 1943 (original description)
Tulotoma Haldeman, 1840 (basis of record)
Tulotoma argesiensis (Stefanescu, 1896) † accepted as Viviparus argesiensis Stefanescu, 1896 † (additional source)
Tulotoma kwangsiensis Hsü, 1935 † accepted as Tulotomoides kwangsiensis (Hsü, 1935) † (new combination reference)
Tulotoma prutulensis Datsenko, 2002 † accepted as Viviparus prutulensis (Datsenko, 2002) † (additional source)
Tulotomoides Wenz, 1939 † (original description)
Vivipara (Tulotoma) Haldemam, 1840 accepted as Tulotoma Haldeman, 1840 (status source)
Viviparus (Tulotomops) Wenz, 1939 † accepted as Tulotomops Wenz, 1939 † (original description)
Zygopleuridae Wenz, 1938 † (original description)