1. Species Lampsilis (Lampsilis) altilis (Conrad, 1834) accepted as Hamiota altilis (Conrad, 1834)
2. Species Lampsilis (Lampsilis) biangularis (I. Lea, 1840) accepted as Ortmanniana pectorosa (Conrad, 1834) accepted as Lampsilis pectorosa (Conrad, 1834)
3. Species Lampsilis (Lampsilis) binominatus C. T. Simpson, 1900 accepted as Lampsilis binominata C. T. Simpson, 1900 (unaccepted > incorrect grammatical agreement of specific epithet)
4. Species Lampsilis (Lampsilis) breviculus (Call, 1887) accepted as Lampsilis reeveiana (I. Lea, 1852) (incorrect gender ending)
5. Species Lampsilis (Lampsilis) capax (Green, 1832) accepted as Potamilus capax (Green, 1832)
6. Species Lampsilis (Lampsilis) cariosus (Say, 1817) accepted as Lampsilis cariosa (Say, 1817) (unaccepted > incorrect grammatical agreement of specific epithet)
7. Species Lampsilis (Lampsilis) clarkianus (I. Lea, 1852) accepted as Hamiota altilis (Conrad, 1834) (incorrect gender ending)
8. Species Lampsilis (Lampsilis) delumbis (Conrad, 1834) accepted as Villosa delumbis (Conrad, 1834)
9. Species Lampsilis (Lampsilis) doliaris (I. Lea, 1865) accepted as Hamiota altilis (Conrad, 1834)
10. Species Lampsilis (Lampsilis) excavatus (I. Lea, 1857) accepted as Lampsilis ornata (Conrad, 1835) (incorrect gender ending)
11. Species Lampsilis (Lampsilis) gerhardtii (I. Lea, 1862) accepted as Hamiota altilis (Conrad, 1834)
12. Species Lampsilis (Lampsilis) lienosa (Conrad, 1834) accepted as Villosa lienosa (Conrad, 1834) accepted as Leaunio lienosus lienosus (Conrad, 1834)
13. Species Lampsilis (Lampsilis) multiradiatus (I. Lea, 1829) accepted as Lampsilis fasciola Rafinesque, 1820 (incorrect gender ending)
14. Species Lampsilis (Lampsilis) ochracea (Say, 1817) accepted as Leptodea ochracea (Say, 1817) accepted as Atlanticoncha ochracea (Say, 1817)
15. Species Lampsilis (Lampsilis) ochraceus (Say, 1817) accepted as Lampsilis (Lampsilis) ochracea (Say, 1817) accepted as Leptodea ochracea (Say, 1817) accepted as Atlanticoncha ochracea (Say, 1817)
16. Species Lampsilis (Lampsilis) ovatus (Say, 1817) accepted as Lampsilis ovata (Say, 1817) (incorrect gender ending)
17. Species Lampsilis (Lampsilis) pectorosa (Conrad, 1834) accepted as Ortmanniana pectorosa (Conrad, 1834) accepted as Lampsilis pectorosa (Conrad, 1834)
18. Species Lampsilis (Lampsilis) perovalis (Conrad, 1834) accepted as Hamiota perovalis (Conrad, 1834)
19. Species Lampsilis (Lampsilis) perpastus (I. Lea, 1861) accepted as Lampsilis straminea (Conrad, 1834) (incorrect gender ending)
20. Species Lampsilis (Lampsilis) rafinesqueana Frierson, 1927 accepted as Lampsilis rafinesqueana Frierson, 1927
21. Species Lampsilis (Lampsilis) sowerbyana Frierson, 1927 accepted as Ortmanniana ligamentina (Lamarck, 1819)
22. Species Lampsilis (Lampsilis) splendidus (I. Lea, 1838) accepted as Lampsilis splendida (I. Lea, 1838) (incorrect gender ending)
23. Species Lampsilis (Lampsilis) subvexa (Conrad, 1834) accepted as Strophitus subvexus (Conrad, 1834) accepted as Pseudodontoideus subvexus (Conrad, 1834)
24. Species Lampsilis (Lampsilis) ventricosus (Barnes, 1823) accepted as Lampsilis cardium Rafinesque, 1820 (incorrect gender ending)
25. Species Lampsilis (Lampsilis) dolabraeformis (I. Lea, 1838) represented as Lampsilis dolabraeformis (I. Lea, 1838)

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