1. Species Cultellus attenuatus Dunker, 1862
2. Species Cultellus hanleyi Dunker, 1862
3. Species Cultellus maximus (Gmelin, 1791)
4. Species Cultellus subellipticus Dunker, 1862
5. Species Cultellus vitreus Dunker, 1862
6. Subgenus Cultellus (Cultrensis) Coen, 1933 accepted as Phaxas Leach, 1852
   1. Species Cultellus (Cultrensis) adriaticus Coen, 1933 accepted as Phaxas pellucidus (Pennant, 1777) (synonym)
7. Subgenus Cultellus (Ensiculus) H. Adams, 1861 accepted as Ensiculus H. Adams, 1861
   1. Species Cultellus (Ensiculus) maculatus Preston, 1905 accepted as Ensiculus maculatus (Preston, 1905) (unaccepted > superseded combination)
   2. Species Cultellus (Ensiculus) philippianus Dunker, 1877 accepted as Ensiculus cultellus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
8. Species Cultellus albidus G. B. Sowerby II, 1874 accepted as Siliqua minima (Gmelin, 1791) (unaccepted > junior subjective synonym)
9. Species Cultellus aspersus Clessin, 1888 accepted as Ensiculus aspersus (Clessin, 1888) (unaccepted > superseded combination)
10. Species Cultellus australis Dunker, 1862 accepted as Ensiculus australis (Dunker, 1862) (unaccepted > superseded combination, invalid; junior homonym of Cultellus australis W. M. Gabb, 1861)
11. Species Cultellus belcheri G. B. Sowerby II, 1874 accepted as Siliqua costata (Say, 1822) (unaccepted > junior subjective synonym)
12. Species Cultellus concinnus Dunker, 1862 accepted as Ensiculus concinnus (Dunker, 1862) (unaccepted > superseded combination)
13. Species Cultellus cultellus (Linnaeus, 1758) accepted as Ensiculus cultellus (Linnaeus, 1758)
14. Species Cultellus cumingianus Dunker, 1862 accepted as Ensiculus cumingianus (Dunker, 1862) (original combination)
15. Species Cultellus decipiens E. A. Smith, 1904 accepted as Afrophaxas decipiens (E. A. Smith, 1904) (original combination)
16. Species Cultellus grayanus (Dunker, 1862) accepted as Siliqua grayana (Dunker, 1862)
17. Species Cultellus lividus Dunker, 1862 accepted as Ensiculus cultellus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
18. Species Cultellus magnus Schumacher, 1817 accepted as Cultellus maximus (Gmelin, 1791) (unaccepted > junior subjective synonym)
19. Species Cultellus marmoratus Dunker, 1862 accepted as Ensiculus marmoratus (Dunker, 1862) (unaccepted > superseded combination, original combination)
20. Species Cultellus pellucidus (Pennant, 1777) accepted as Phaxas pellucidus (Pennant, 1777)
21. Species Cultellus philippianus Dunker, 1877 accepted as Ensiculus cultellus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
22. Species Cultellus politus Dunker, 1862 accepted as Sinupharus africanus (Chenu, 1843) (synonym)
23. Species Cultellus scalpellum G. B. Sowerby II, 1874 accepted as Cultellus attenuatus Dunker, 1862 (unaccepted > junior subjective synonym)
24. Species Cultellus scalprum (A. Gould, 1850) accepted as Cultellus subellipticus Dunker, 1862 (invalid: not Solen scalprum King, 1832)
25. Species Cultellus subcylindricus Clessin, 1888 accepted as Cultellus maximus (Gmelin, 1791) (unaccepted > junior subjective synonym)
26. Species Cultellus tenerior (Hedley, 1915) accepted as Siliqua tenerior (Hedley, 1915) (unaccepted > superseded combination)
27. Species Cultellus tenuis (Gray, 1834) accepted as Sinupharus africanus (Chenu, 1843) (non Broderip & Sowerby, 1829)
28. Species Cultellus subsulcatus G. B. Sowerby II, 1874 (uncertain > nomen dubium)

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