1. Species Lopha baribisiana (K. Martin, 1909) †
2. Species Lopha chlamydoides (K. Martin, 1922) †
3. Species Lopha cristagalli (Linnaeus, 1758)
4. Species Lopha hyotidoidea (Tate, 1899) †
5. Species Lopha junghuhni (K. Martin, 1909) †
6. Species Lopha longifolia (K. Martin, 1922) †
7. Species Lopha simoensis (K. Martin, 1909) †
8. Species Lopha simplexa R.-J. Zhang, 1977 †
9. Species Lopha travisana (Stephenson, 1936) †
10. Species Lopha wulanwulaensis J.-G. Sha, 1995 †
11. Subgenus Lopha (Nicaisolopha) Vyalov, 1936 † accepted as Nicaisolopha Vyalov, 1936 (unaccepted > superseded rank)
12. Subgenus Lopha (Ostreola) Monterosato, 1884 accepted as Ostrea Linnaeus, 1758
    1. Species Lopha (Ostreola) posjetica (Razin, 1934) accepted as Crassostrea gigas (Thunberg, 1793) accepted as Magallana gigas (Thunberg, 1793) (unaccepted > junior subjective synonym)
13. Species Lopha folium (Linnaeus, 1758) accepted as Dendostrea folium (Linnaeus, 1758)
14. Species Lopha frons (Linnaeus, 1758) accepted as Dendostrea frons (Linnaeus, 1758)
15. Species Lopha gibsonsmithi Macsotay & Campos, 2001 accepted as Crassostrea virginica (Gmelin, 1791)
16. Species Lopha pahiensis Finlay, 1928 † accepted as Cubitostrea gudexi (Suter, 1917) † (junior subjective synonym)
17. Species Lopha plicatella Röding, 1798 (unaccepted > nomen nudum)
18. Species Lopha poppei Bozzetti, 1996 accepted as Nicaisolopha tridacnaeformis (L. R. Cox, 1927)
19. Species Lopha theca Röding, 1798 accepted as Dendostrea folium (Linnaeus, 1758)
20. Species Lopha baqenensis S.-X. Wen, 1979 † (uncertain > unassessed)
21. Species Lopha nuowuheensis Y.-J. Lu, 1979 † (uncertain > unassessed)
22. Species Lopha qinghaiensis Y.-J. Lu, 1979 † (uncertain > unassessed)
23. Species Lopha zadoensis S.-X. Wen, 1979 † (uncertain > unassessed)

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