1. Species Conus (Leptoconus) allionii Michelotti, 1847 † accepted as Conilithes allioni (Michelotti, 1847) †
2. Species Conus (Leptoconus) berwerthi R. Hoernes & Auinger, 1879 † accepted as Conasprella berwerthi (R. Hoernes & Auinger, 1879) † (unaccepted > superseded combination)
3. Species Conus (Leptoconus) brezinae R. Hoernes & Auinger, 1879 † accepted as Conilithes brezinae (R. Hoernes & Auinger, 1879) † (unaccepted > superseded combination)
4. Species Conus (Leptoconus) brocchii Bronn, 1828 † accepted as Conus brocchii Bronn, 1828 †
5. Species Conus (Leptoconus) deperditus Bruguière, 1792 † accepted as Conus deperditus Bruguière, 1792 †
6. Species Conus (Leptoconus) derelictus Deshayes, 1865 † accepted as Eoconus derelictus (Deshayes, 1865) † (unaccepted > superseded combination)
7. Species Conus (Leptoconus) dictator Melvill, 1898 accepted as Conasprella dictator (Melvill, 1898) (unaccepted > superseded combination)
8. Species Conus (Leptoconus) diversiformis Deshayes, 1835 † accepted as Eoconus diversiformis (Deshayes, 1835) † (unaccepted > superseded combination)
9. Species Conus (Leptoconus) elatus Michelotti, 1847 † accepted as Conus elatus Michelotti, 1847 †
10. Species Conus (Leptoconus) kawamurai T. Habe, 1962 accepted as Conus (Cylinder) kawamurai T. Habe, 1962 accepted as Conus (Cylinder) aratispira Pilsbry, 1905 represented as Conus aratispira Pilsbry, 1905
11. Species Conus (Leptoconus) korni G. Raybaudi Massilia, 1993 accepted as Pseudolilliconus korni (G. Raybaudi Massilia, 1993) (basionym)
12. Species Conus (Leptoconus) lovellreevei G. Raybaudi Massilia, 1993 accepted as Conus asiaticus lovellreevei G. Raybaudi Massilia, 1993
13. Species Conus (Leptoconus) lozeti Richard, 1980 accepted as Conus lozeti Richard, 1980
14. Species Conus (Leptoconus) lyratus P. Marshall, 1918 † accepted as Conilithes lyratus (P. Marshall, 1918) † (superseded combination)
15. Species Conus (Leptoconus) milneedwardsi Jousseaume, 1894 accepted as Conus (Cylinder) milneedwardsi Jousseaume, 1894 represented as Conus milneedwardsi Jousseaume, 1894
16. Species Conus (Leptoconus) newtoni G. F. Harris, 1897 † accepted as Conus newtoni G. F. Harris, 1897 † (unaccepted > superseded combination)
17. Species Conus (Leptoconus) nielsenae J. A. Marsh, 1963 accepted as Conus nielsenae J. A. Marsh, 1963 (superseded combination)
18. Species Conus (Leptoconus) paschalli Petuch, 1998 accepted as Conus paschalli Petuch, 1998
19. Species Conus (Leptoconus) petasus Ludbrook, 1978 † accepted as Conus petasus Ludbrook, 1978 †
20. Species Conus (Leptoconus) raulini Peyrot, 1931 † accepted as Conilithes allioni (Michelotti, 1847) † (unaccepted > junior subjective synonym)
21. Species Conus (Leptoconus) saecularis Melvill, 1898 accepted as Conasprella saecularis (Melvill, 1898) (unaccepted > superseded combination)
22. Species Conus (Leptoconus) sculletti J. A. Marsh, 1963 accepted as Conus (Papyriconus) sculletti J. A. Marsh, 1963 represented as Conus sculletti J. A. Marsh, 1963 (unaccepted > superseded combination)
23. Species Conus (Leptoconus) turriculatus Deshayes, 1865 † accepted as Conus turriculatus Deshayes, 1865 † (unaccepted > superseded combination)
24. Species Conus (Leptoconus) zukiae Shikama, 1979 accepted as Conus mustelinus Hwass, 1792
25. Species Conus (Leptoconus) amadis Gmelin, 1791 represented as Conus amadis Gmelin, 1791
26. Species Conus (Leptoconus) armoricus Suter, 1917 † represented as Conus armoricus Suter, 1917 †
27. Species Conus (Leptoconus) asheri Petuch, 1988 † represented as Conus asheri Petuch, 1988 †
28. Species Conus (Leptoconus) aulacophorus Cossmann, 1900 † represented as Conus aulacophorus Cossmann, 1900 †
29. Species Conus (Leptoconus) bonneti Cossmann, 1900 † represented as Conus bonneti Cossmann, 1900 †
30. Species Conus (Leptoconus) convexus G. F. Harris, 1897 † represented as Conus convexus G. F. Harris, 1897 †
31. Species Conus (Leptoconus) cosmetulus Cossmann, 1900 † represented as Conus cosmetulus Cossmann, 1900 †
32. Species Conus (Leptoconus) floridanus (Gabb, 1869) represented as Conus floridanus Gabb, 1869 accepted as Conus anabathrum Crosse, 1865
33. Species Conus (Leptoconus) hamanni Fainzilber & Mienis, 1986 represented as Conus hamanni Fainzilber & Mienis, 1986
34. Species Conus (Leptoconus) hypermeces Cossmann, 1900 † represented as Conus hypermeces Cossmann, 1900 †
35. Species Conus (Leptoconus) immelmani Korn, 1998 represented as Conus immelmani Korn, 1998
36. Species Conus (Leptoconus) karikalensis Cossmann, 1900 † represented as Conus karikalensis Cossmann, 1900 †
37. Species Conus (Leptoconus) locumtenens Blumenbach, 1791 represented as Conus locumtenens Blumenbach, 1791
38. Species Conus (Leptoconus) natalis G. B. Sowerby II, 1858 represented as Conus natalis G. B. Sowerby II, 1858
39. Species Conus (Leptoconus) petrolei K. Martin, 1933 † represented as Conus petrolei K. Martin, 1933 †
40. Species Conus (Leptoconus) plagiarius K. Martin, 1935 † represented as Conus plagiarius K. Martin, 1935 †
41. Species Conus (Leptoconus) royaikeni (S. G. Veldsman, 2010) represented as Conus royaikeni (S. G. Veldsman, 2010)
42. Species Conus (Leptoconus) spolongensis K. Martin, 1916 † represented as Conus spolongensis K. Martin, 1916 †
43. Species Conus (Leptoconus) tjaringinensis K. Martin, 1895 † represented as Conus tjaringinensis K. Martin, 1895 †
44. Species Conus (Leptoconus) typhon Kilburn, 1975 represented as Conus typhon Kilburn, 1975
45. Species Conus (Leptoconus) jungi O. Boettger, 1887 † (uncertain > unassessed)
46. Species Conus (Leptoconus) tauroelatus Sacco, 1893 † (uncertain > taxon inquirendum)

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