1. Species Nitidella nitida (Lamarck, 1822)
2. Species Nitidella carinata (Hinds, 1844) accepted as Alia carinata (Hinds, 1844)
3. Species Nitidella cribraria (Lamarck, 1822) accepted as Mitrella ocellata (Gmelin, 1791)
4. Species Nitidella densilineata P. P. Carpenter, 1864 accepted as Mitrella densilineata (P. P. Carpenter, 1864) (unaccepted > superseded combination)
5. Species Nitidella elegans Dall, 1871 accepted as Mitrella elegans (Dall, 1871) (unaccepted > superseded combination)
6. Species Nitidella filosa Stearns, 1873 accepted as Aesopus stearnsii (Tryon, 1883) (invalid: junior secondary homonym of Aesopus filosus Angas, 1867; C. strearnsii is a replacement name)
7. Species Nitidella gouldii P. P. Carpenter, 1857 accepted as Alia carinata (Hinds, 1844) (original combination)
8. Species Nitidella guttata (G. B. Sowerby I, 1832) accepted as Mitrella guttata (G. B. Sowerby I, 1832) (incorrect generic combination)
9. Species Nitidella hendersoni Dall, 1908 accepted as Rhombinella laevigata (Linnaeus, 1758) (junior synonym)
10. Species Nitidella incerta Stearns, 1892 accepted as Falsuszafrona incerta (Stearns, 1892) (original combination)
11. Species Nitidella laevigata (Linnaeus, 1758) accepted as Rhombinella laevigata (Linnaeus, 1758)
12. Species Nitidella lutulenta Dall, 1919 accepted as Mitrella gausapata (A. Gould, 1850)
13. Species Nitidella marmorata Swainson, 1840 accepted as Nitidella nitida (Lamarck, 1822)
14. Species Nitidella millepunctata P. P. Carpenter, 1864 accepted as Mitrella millepunctata (P. P. Carpenter, 1864) (unaccepted > superseded combination)
15. Species Nitidella ocellina F. Nordsieck, 1975 accepted as Mitrella broderipii (G. B. Sowerby I, 1844)

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