1. Species Nitidiscala baluki Harzhauser & Landau, 2025 †
2. Species Nitidiscala bonfittoi Harzhauser & Landau, 2025 †
3. Species Nitidiscala browni Harzhauser & Landau, 2025 †
4. Species Nitidiscala connexicosta Harzhauser & Landau, 2025 †
5. Species Nitidiscala detracta (Cossmann, 1912) †
6. Species Nitidiscala oligocostata (Bałuk, 1975) †
7. Species Nitidiscala pultoastensis (Sacco, 1891) †
8. Species Nitidiscala acrostephanus (Dall, 1908) accepted as Epitonium sawinae (Dall, 1903)
9. Species Nitidiscala apiculata (Dall, 1917) accepted as Epitonium hindsii (P. P. Carpenter, 1856)
10. Species Nitidiscala appressicostata (Dall, 1917) accepted as Epitonium politum (G. B. Sowerby II, 1844)
11. Species Nitidiscala basica (Dall, 1917) accepted as Gyroscala lamellosa (Lamarck, 1822) accepted as Gyroscala commutata (Monterosato, 1877)
12. Species Nitidiscala berryi (Dall, 1907) accepted as Epitonium berryi (Dall, 1907)
13. Species Nitidiscala bormanni (A. M. Strong, 1941) accepted as Epitonium tinctum bormanni A. M. Strong, 1941 accepted as Epitonium tinctum (P. P. Carpenter, 1864) (unaccepted > junior subjective synonym)
14. Species Nitidiscala caamanoi (Dall & Bartsch, 1910) accepted as Epitonium caamanoi Dall & Bartsch, 1910
15. Species Nitidiscala californica (Dall, 1917) accepted as Epitonium californicum Dall, 1917
16. Species Nitidiscala carpenteri (Tapparone Canefri, 1876) accepted as Epitonium elenense (G. B. Sowerby II, 1844)
17. Species Nitidiscala catalinae (Dall, 1908) accepted as Epitonium sawinae (Dall, 1903)
18. Species Nitidiscala catalinensis (Dall, 1917) accepted as Epitonium catalinense Dall, 1917
19. Species Nitidiscala colpoica (Dall, 1917) accepted as Epitonium cumingii (P. P. Carpenter, 1856)
20. Species Nitidiscala contrerasi (E. K. Jordan & Hertlein, 1926) accepted as Epitonium hindsii (P. P. Carpenter, 1856)
21. Species Nitidiscala cylindrica (Dall, 1917) accepted as Epitonium hindsii (P. P. Carpenter, 1856)
22. Species Nitidiscala diegense (Dall, 1917) accepted as Epitonium californicum Dall, 1917
23. Species Nitidiscala hindsii (P. P. Carpenter, 1856) accepted as Epitonium hindsii (P. P. Carpenter, 1856)
24. Species Nitidiscala indianorum (P. P. Carpenter, 1864) accepted as Epitonium indianorum (P. P. Carpenter, 1864)
25. Species Nitidiscala musidora (Dall, 1917) accepted as Epitonium hindsii (P. P. Carpenter, 1856)
26. Species Nitidiscala obtusa (G. B. Sowerby II, 1844) accepted as Epitonium obtusum (G. B. Sowerby II, 1844)
27. Species Nitidiscala pedroana (Willett, 1932) accepted as Epitonium politum (G. B. Sowerby II, 1844)
28. Species Nitidiscala persutura (Dall, 1917) accepted as Epitonium hindsii (P. P. Carpenter, 1856)
29. Species Nitidiscala phania (Dall, 1919) accepted as Epitonium elenense (G. B. Sowerby II, 1844) (unaccepted > junior subjective synonym)
30. Species Nitidiscala polita (G. B. Sowerby II, 1844) accepted as Epitonium politum (G. B. Sowerby II, 1844)
31. Species Nitidiscala raricostata (P. P. Carpenter, 1857) accepted as Epitonium elenense (G. B. Sowerby II, 1844)
32. Species Nitidiscala rectilaminata (Dall, 1907) accepted as Epitonium berryi (Dall, 1907)
33. Species Nitidiscala reedi (Bartsch, 1928) accepted as Epitonium canna Dall, 1919
34. Species Nitidiscala regiomontana (Dall, 1917) accepted as Epitonium indianorum (P. P. Carpenter, 1864)
35. Species Nitidiscala roberti (Dall, 1917) accepted as Gyroscala roberti (Dall, 1917)
36. Species Nitidiscala sawinae (Dall, 1903) accepted as Epitonium sawinae (Dall, 1903)
37. Species Nitidiscala slevini (A. M. Strong & Hertlein, 1939) accepted as Epitonium acapulcanum Dall, 1917
38. Species Nitidiscala statuminata (G. B. Sowerby II, 1844) accepted as Gyroscala statuminata (G. B. Sowerby II, 1844)
39. Species Nitidiscala subnodosa (P. P. Carpenter, 1856) accepted as Epitonium gradatum (G. B. Sowerby II, 1844)
40. Species Nitidiscala subvaricosa (Cantraine, 1842) † accepted as Epitonium subvaricosum (Cantraine, 1842) †
41. Species Nitidiscala tabulata (Dall, 1917) accepted as Epitonium sawinae (Dall, 1903)
42. Species Nitidiscala tiara (P. P. Carpenter, 1856) accepted as Epitonium obtusum (G. B. Sowerby II, 1844) (a junior synonym)
43. Species Nitidiscala tincta (P. P. Carpenter, 1864) accepted as Epitonium tinctum (P. P. Carpenter, 1864) (unaccepted > superseded combination)
44. Species Nitidiscala willetti (A. M. Strong & Hertlein, 1937) accepted as Epitonium willetti A. M. Strong & Hertlein, 1937

The webpage text is licensed under a Creative Commons Attribution 4.0 License