1. Species Lamellidoris albonigra Pruvot-Fol, 1951 accepted as Atalodoris albonigra (Pruvot-Fol, 1951) accepted as Atalodoris pusilla (Alder & Hancock, 1845) (original combination)
2. Species Lamellidoris aspera (Alder & Hancock, 1842) accepted as Onchidoris muricata (O. F. Müller, 1776) (synonym)
3. Species Lamellidoris aureopuncta A. E. Verrill, 1901 accepted as Onchidoris aureopuncta (A. E. Verrill, 1901) (original combination)
4. Species Lamellidoris beringi Volodchenko, 1941 accepted as Onchidoris beringi (Volodchenko, 1941) (original combination)
5. Species Lamellidoris bilamellata (Linnaeus, 1767) accepted as Onchidoris bilamellata (Linnaeus, 1767)
6. Species Lamellidoris bouvieri Vayssière, 1919 accepted as Idaliadoris bouvieri (Vayssière, 1919) (unaccepted > superseded combination)
7. Species Lamellidoris diaphana (Alder & Hancock, 1845) accepted as Onchidoris muricata (O. F. Müller, 1776) (synonym)
8. Species Lamellidoris fusca (O. F. Müller, 1776) accepted as Onchidoris bilamellata (Linnaeus, 1767)
9. Species Lamellidoris grisea (A. Gould, 1870) accepted as Onchidoris grisea (A. Gould, 1870) (superseded combination)
10. Species Lamellidoris hystricina Bergh, 1878 accepted as Onchidoris hystricina (Bergh, 1878)
11. Species Lamellidoris maugeansis Burn, 1958 accepted as Idaliadoris maugeansis (Burn, 1958) (unaccepted > superseded combination)
12. Species Lamellidoris miniata A. E. Verrill, 1901 accepted as Onchidoris miniata (A. E. Verrill, 1901) (original combination)
13. Species Lamellidoris mitsuii Baba, 1938 accepted as Diaphorodoris mitsuii (Baba, 1938) (original combination)
14. Species Lamellidoris muricata (O. F. Müller, 1776) accepted as Onchidoris muricata (O. F. Müller, 1776)
15. Species Lamellidoris olivacea (A. E. Verrill, 1900) accepted as Onchidoris olivacea (A. E. Verrill, 1900)
16. Species Lamellidoris quadrimaculata A. E. Verrill, 1900 accepted as Onchidoris quadrimaculata (A. E. Verrill, 1900) (unaccepted > superseded combination)
17. Species Lamellidoris spiculoides Volodchenko, 1941 accepted as Onchidoris spiculoides (Volodchenko, 1941) (original combination)
18. Species Lamellidoris graeffei Bergh, 1890 (uncertain > taxon inquirendum)
19. Species Lamellidoris lactea A. E. Verrill, 1900 (uncertain > taxon inquirendum)
20. Species Lamellidoris varians Bergh, 1878 (uncertain > taxon inquirendum)

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