1. Subgenus Leuconia (Palaeoleuca) Wenz, 1922 † accepted as Palaeoleuca Wenz, 1922 †
   1. Species Leuconia (Palaeoleuca) remiensis (de Boissy, 1848) † accepted as Palaeoleuca remiensis (de Boissy, 1848) † (unaccepted > superseded combination)
2. Species Leuconia auricella (A. Férussac, 1821) accepted as Ellobium auricula (Bruguière, 1789) (unjustified emendation to original name Bulimus auricula Bruguiere, 1792.)
3. Species Leuconia bidentata (Montagu, 1808) accepted as Leucophytia bidentata (Montagu, 1808) (invalid generic name)
4. Species Leuconia bivonae (R. A. Philippi, 1841) accepted as Leucophytia bidentata (Montagu, 1808) (unaccepted > junior subjective synonym)
5. Species Leuconia ciliata (Morelet, 1845) accepted as Myosotella myosotis (Draparnaud, 1801) (unaccepted > junior subjective synonym)
6. Species Leuconia dujardini Tournouër, 1872 † accepted as Leucophytia dujardini (Tournouër, 1872) † (unaccepted > superseded combination, genus ia a homonym, Leucophytia is a replacement name)
7. Species Leuconia elegans Degrange-Touzin, 1892 † accepted as Leucophytia elegans (Degrange-Touzin, 1892) † (unaccepted > superseded combination, genus ia a homonym, Leucophytia is a replacement name)
8. Species Leuconia globulosa (Almera, 1894) † accepted as Ophicardelus globulosus Almera, 1894 † (unaccepted > superseded combination)
9. Species Leuconia hemphillii Dall, 1884 accepted as Sayella hemphillii (Dall, 1884) (unaccepted > superseded combination)
10. Species Leuconia micheli (Mittre, 1841) accepted as Leucophytia bidentata (Montagu, 1808) (unaccepted > junior subjective synonym)
11. Species Leuconia microstoma (Küster, 1844) accepted as Myosotella myosotis (Draparnaud, 1801) (junior synonym)
12. Species Leuconia obsoleta F. W. Hutton, 1878 accepted as Leuconopsis obsoleta (F. W. Hutton, 1878) (original combination)
13. Species Leuconia occidentalis L. Pfeiffer, 1854 accepted as Microtralia ovulum (L. Pfeiffer, 1840)
14. Species Leuconia pulvis (de Laubrière & Carez, 1881) † accepted as Palaeoleuca pulvis (de Laubrière & Carez, 1881) † (unaccepted > superseded combination)
15. Species Leuconia sayi (Küster, 1844) accepted as Myosotella myosotis (Draparnaud, 1801) (junior synonym)
16. Species Leuconia serresi (Tournouër, 1872) † accepted as Leucophytia serresi (Tournouër, 1872) † (unaccepted > superseded combination, genus ia a homonym, Leucophytia is a replacement name)
17. Species Leuconia subbiplicata (A. d'Orbigny, 1852) † accepted as Auriculastra biplicata (Grateloup, 1828) † (unaccepted > junior objective synonym, unnecessary replacement name)
18. Species Leuconia succinea L. Pfeiffer, 1854 accepted as Creedonia succinea (L. Pfeiffer, 1854) (original combination)
19. Species Leuconia alba (Montagu, 1803) (uncertain > taxon inquirendum)
20. Species Leuconia sinica Möllendorff, 1885 (uncertain > taxon inquirendum)
21. Species Leuconia veneta Coen, 1914 (uncertain > taxon inquirendum)

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