Angariidae J.E. Gray, 1857 (taxonomy source)
Angariidae J.E. Gray, 1857 (current name source)
Anomphalidae Wenz, 1938 † (current name source)
Anomphalidae Wenz, 1938 † (taxonomy source)
Araeonema Knight, 1933 † (verified source for family)
Araeonematidae Nützel, 2012 † (basis of record)
Araeonematidae Nützel, 2012 † (taxonomy source)
Araeonematidae Nützel, 2012 † (name verified source)
Araeonematidae Nützel, 2012 † (current name source)
Araeonematidae Nützel, 2012 † (extant flag source)
Araeonematidae Nützel, 2012 † (habitat flag source)
Areneidae McLean, 2012 (habitat flag source)
Areneidae McLean, 2012 (taxonomy source)
Areneidae McLean, 2012 (extant flag source)
Areneidae McLean, 2012 (current name source)
Areneidae McLean, 2012 (name verified source)
Calliostomatidae Thiele, 1924 (1847) (taxonomy source)
Calliostomatidae Thiele, 1924 (1847) (current name source)
Colloniidae Cossmann, 1915 (name verified source)
Colloniidae Cossmann, 1915 (taxonomy source)
Colloniidae Cossmann, 1915 (current name source)
Conjectura Finlay, 1926 (verified source for family)
Conradiidae Golikov & Starobogatov, 1987 (habitat flag source)
Conradiidae Golikov & Starobogatov, 1987 (name verified source)
Conradiidae Golikov & Starobogatov, 1987 (taxonomy source)
Conradiidae Golikov & Starobogatov, 1987 (basis of record)
Conradiidae Golikov & Starobogatov, 1987 (current name source)
Conradiidae Golikov & Starobogatov, 1987 (extant flag source)
Crossea A. Adams, 1865 (verified source for family)
Crosseola Iredale, 1924 (verified source for family)
Crosseolidae Hickman, 2013 accepted as Conradiidae Golikov & Starobogatov, 1987 (source of synonymy)
Crossolida Rubio & Rolán, 2019 (verified source for family)
Crossolida Rubio & Rolán, 2019 (current name source)
Elasmonematidae Knight, 1956 † (taxonomy source)
Elasmonematidae Knight, 1956 † (current name source)
Eucochlidae Bandel, 2002 † (current name source)
Eucochlidae Bandel, 2002 † (taxonomy source)
Gazidae Hickman & McLean, 1990 accepted as Margaritidae Thiele, 1924 (source of synonymy)
Liotiidae Gray, 1850 (taxonomy source)
Metriomphalidae Gründel, Keupp & Lang, 2017 † (current name source)
Metriomphalidae Gründel, Keupp & Lang, 2017 † (extant flag source)
Metriomphalidae Gründel, Keupp & Lang, 2017 † (taxonomy source)
Microdomatidae Wenz, 1938 † (taxonomy source)
Nododelphinulidae Cox, 1960 † (name verified source)
Nododelphinulidae Cox, 1960 † (taxonomy source)
Phasianellidae Swainson, 1840 (taxonomy source)
Rhabdotocochlis Knight, 1933 † (verified source for family)
Rotellorbis Cossmann, 1888 † (current name source)
Rotellorbis Cossmann, 1888 † (verified source for family)
Sclarotrardidae Gründel, Keupp & Lang, 2017 † (current name source)
Sclarotrardidae Gründel, Keupp & Lang, 2017 † (taxonomy source)
Skeneidae W. Clark, 1851 (current name source)
Skeneidae W. Clark, 1851 (taxonomy source)
Solariellidae Powell, 1951 (taxonomy source)
Tegulidae Kuroda, Habe & Oyama, 1971 (habitat flag source)
Tegulidae Kuroda, Habe & Oyama, 1971 (taxonomy source)
Tegulidae Kuroda, Habe & Oyama, 1971 (current name source)
Tegulidae Kuroda, Habe & Oyama, 1971 (extant flag source)
Trochida (extant flag source)
Trochida (taxonomy source)
Trochida (habitat flag source)
Trochida (current name source)
Trochida (basis of record)
Trochidae Rafinesque, 1815 (taxonomy source)
Turbinidae Rafinesque, 1815 (taxonomy source)
Tychobraheidae Horný, 1992 † (taxonomy source)
Vitrinella C. B. Adams, 1850 (current name source)
Vitrinella C. B. Adams, 1850 (verified source for family)
Yunnania Mansuy, 1912 † (verified source for family)

 Taxonomic remark

 for Conradiidae Golikov & Starobogatov, 1987

Originally as subfamily. [details]