1. Genus Acrorbis Odhner, 1937
2. Genus Biomphalaria Preston, 1910
3. Genus Dilatata Clessin, 1884
4. Genus Helisoma Swainson, 1840
5. Genus Menetus H. Adams & A. Adams, 1855
6. Genus Pecosorbis D. W. Taylor, 1985
7. Genus Planorbella Haldeman, 1843
8. Genus Planorbula Haldeman, 1840
9. Genus Promenetus F. C. Baker, 1935
10. Genus Vorticifex Meek, 1870
11. Genus Afroplanorbis Thiele, 1931 accepted as Biomphalaria Preston, 1910 (unaccepted > junior subjective synonym)
12. Genus Armigerus Clessin, 1886 accepted as Biomphalaria Preston, 1910 (Placed on the Official List by Opinion 735, 1965, Bulletin of Zoological Nomenclature, 22(2): 94, with the ruling that it does not have precedence over Biomphalaria Preston, 1910)
13. Genus Australorbis Pilsbry, 1934 accepted as Biomphalaria Preston, 1910 (unaccepted > junior subjective synonym)
14. Genus Carinifex W. G. Binney, 1864 accepted as Helisoma Swainson, 1840 (unaccepted > junior subjective synonym)
15. Genus Heterodiscus Westerlund, 1903 accepted as Biomphalaria Preston, 1910 (Invalid: junior homonym of Heterodiscus Sharp, 1886 [Insecta])
16. Genus Lateorbis F. C. Baker, 1945 accepted as Biomphalaria Preston, 1910 (unaccepted > junior subjective synonym)
17. Genus Micromenetus F. C. Baker, 1945 accepted as Dilatata Clessin, 1884 (junior objective synonym)
18. Genus Obstructio F. Haas, 1939 accepted as Biomphalaria Preston, 1910 (unaccepted > junior subjective synonym)
19. Genus Parapholyx G. D. Hanna, 1922 accepted as Vorticifex (Parapholyx) G. D. Hanna, 1922 represented as Vorticifex Meek, 1870 (unaccepted > junior subjective synonym)
20. Genus Planorbina Haldeman, 1843 accepted as Biomphalaria Preston, 1910 (under ICZN Opinion 735, not to be goven precedence over Biomphalaria Preston, 1910)
21. Genus Platytaphius Pilsbry, 1924 accepted as Biomphalaria Preston, 1910 (a junior synonym of Biomphalaria)
22. Genus Pompholycodea Lindholm, 1927 accepted as Parapholyx G. D. Hanna, 1922 accepted as Vorticifex (Parapholyx) G. D. Hanna, 1922 represented as Vorticifex Meek, 1870 (junior objective synonym)
23. Genus Pompholyx I. Lea, 1856 accepted as Parapholyx G. D. Hanna, 1922 accepted as Vorticifex (Parapholyx) G. D. Hanna, 1922 represented as Vorticifex Meek, 1870 (invalid: junior homonym of Pompholyx Gosse, 1851 [Rotifera]; Parapholyx and Pompholycodea are replacement names )
24. Genus Syrioplanorbis F. C. Baker, 1945 accepted as Biomphalaria Preston, 1910 (a junior synonym of Biomphalaria)
25. Genus Taphius H. Adams & A. Adams, 1855 accepted as Biomphalaria Preston, 1910 (Placed on the Official List by Opinion 735, 1965, Bulletin of Zoological Nomenclature, 22(2): 94, with the ruling that it does not have precedence over Biomphalaria Preston, 1910)
26. Genus Tropicorbis A. P. Brown & Pilsbry, 1914 accepted as Biomphalaria Preston, 1910 (unaccepted > junior subjective synonym)

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