1. Species Fragum djanelidzei (Kharatishvili, 1952) †
2. Species Fragum erugatum (Tate, 1889)
3. Species Fragum fragum (Linnaeus, 1758)
4. Species Fragum funafutiense Kirkendale, ter Poorten & Middelfart, 2021
5. Species Fragum grasi ter Poorten, 2009
6. Species Fragum javanum (Wanner & Hahn, 1935) †
7. Species Fragum kuebeckii (Hauer, 1847) †
8. Species Fragum loochooanum Kira, 1959
9. Species Fragum mundum (Reeve, 1845)
10. Species Fragum nivale (Reeve, 1845)
11. Species Fragum scruposum (Deshayes, 1855)
12. Species Fragum semirugosum (Sandberger, 1897) †
13. Species Fragum sueziense (Issel, 1869)
14. Species Fragum unedo (Linnaeus, 1758)
15. Species Fragum vanuatuense ter Poorten, 2015
16. Species Fragum whitleyi Iredale, 1929
17. Subgenus Fragum (Afrocardium) Tomlin, 1931 accepted as Afrocardium Tomlin, 1931 (unaccepted > superseded rank)
    1. Species Fragum (Afrocardium) shepstonense Tomlin, 1931 accepted as Afrocardium shepstonense (Tomlin, 1931) (unaccepted > superseded combination)
18. Subgenus Fragum (Lunulicardia) J. E. Gray, 1853 accepted as Lunulicardia J. E. Gray, 1853 (unaccepted > superseded rank)
    1. Species Fragum (Lunulicardia) hemicardium (Linnaeus, 1758) accepted as Lunulicardia hemicardium (Linnaeus, 1758) (unaccepted > superseded combination)
    2. Species Fragum (Lunulicardia) retusum (Linnaeus, 1767) accepted as Lunulicardia retusa (Linnaeus, 1767) (unaccepted > superseded combination)
19. Subgenus Fragum (Trigoniocardia) Dall, 1900 accepted as Trigoniocardia Dall, 1900 (unaccepted > superseded rank)
    1. Species Fragum (Trigoniocardia) fornicatum (G. B. Sowerby II, 1840) accepted as Ctenocardia fornicata (G. B. Sowerby II, 1840) (unaccepted > superseded combination)
20. Species Fragum alfuricum (P. J. Fischer, 1921) † accepted as Cardium virgo Reeve, 1845 accepted as Ctenocardia virgo (Reeve, 1845) (unaccepted > junior subjective synonym)
21. Species Fragum auricula (Niebuhr, 1775) accepted as Lunulicardia auricula (Niebuhr, 1775) (unaccepted > superseded combination)
22. Species Fragum chapmani Crespin, 1945 † accepted as Rotundicardia latissima (Tate, 1886) † (unaccepted > junior subjective synonym)
23. Species Fragum flavum Röding, 1798 accepted as Fragum fragum (Linnaeus, 1758) (unaccepted > junior subjective synonym)
24. Species Fragum fornicatum (G. B. Sowerby II, 1840) accepted as Ctenocardia fornicata (G. B. Sowerby II, 1840) (unaccepted > superseded combination)
25. Species Fragum hamelini Iredale, 1949 accepted as Fragum erugatum (Tate, 1889) (unaccepted > junior subjective synonym)
26. Species Fragum hemicardium (Linnaeus, 1758) accepted as Lunulicardia hemicardium (Linnaeus, 1758) (unaccepted > superseded combination)
27. Species Fragum levisulcatum (E. A. Smith, 1903) accepted as Cardium levisulcatum E. A. Smith, 1903 accepted as Fragum erugatum (Tate, 1889)
28. Species Fragum perornatum Iredale, 1929 accepted as Ctenocardia virgo (Reeve, 1845) (unaccepted > junior subjective synonym)
29. Species Fragum praecurrens Stoliczka, 1871 † accepted as Profragum praecurrens (Stoliczka, 1871) † (unaccepted > superseded combination)
30. Species Fragum retusum (Linnaeus, 1767) accepted as Lunulicardia retusa (Linnaeus, 1767) (unaccepted > superseded combination)
31. Species Fragum symbolicum Iredale, 1929 accepted as Ctenocardia virgo (Reeve, 1845) (unaccepted > junior subjective synonym)
32. Species Fragum thurstoni Dall, Bartsch & Rehder, 1938 accepted as Fragum mundum (Reeve, 1845) (unaccepted > junior subjective synonym)
33. Species Fragum victor (Angas, 1872) accepted as Freneixicardia victor (Angas, 1872) (unaccepted > superseded combination)

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