1. Species Testacella asinium de Serres, 1827 †
2. Species Testacella bisulcata Risso, 1826
3. Species Testacella bracciai Nardi & Bodon, 2011
4. Species Testacella bruntoniana de Serres, 1851 †
5. Species Testacella deshayesii Michaud, 1855 †
6. Species Testacella fischeriana Bourguignat, 1862
7. Species Testacella gestroi Issel, 1873
8. Species Testacella haliotidea Draparnaud, 1801
9. Species Testacella lartetii Dupuy, 1850 †
10. Species Testacella lidenbrocki Quintana, 2022
11. Species Testacella maugei A. Férussac, 1819
12. Species Testacella pedemontana Sacco, 1886 †
13. Species Testacella pontileviensis de Morgan, 1920 †
14. Species Testacella puisseguri Schlickum, 1967 †
15. Species Testacella riedeli Fo. Giusti, Manganelli & Schembri, 1995
16. Species Testacella sandbergeri Wenz, 1915 †
17. Species Testacella schuetti Schlickum, 1967 †
18. Species Testacella scutulum G. B. Sowerby I, 1821
19. Species Testacella zellii Klein, 1853 †
20. Species Testacella anglica Grateloup, 1855 accepted as Testacella scutulum G. B. Sowerby I, 1821 (unaccepted > junior subjective synonym)
21. Species Testacella anomala Torres Minguez, 1924 accepted as Testacella haliotidea Draparnaud, 1801
22. Species Testacella antillarum Grateloup, 1855 (unaccepted > nomen nudum)
23. Species Testacella barcinonensis Pollonera, 1888 accepted as Testacella haliotidea Draparnaud, 1801 (unaccepted > junior subjective synonym)
24. Species Testacella bourguignati Massot, 1870 accepted as Testacella bisulcata Risso, 1826 (unaccepted > junior subjective synonym)
25. Species Testacella brondeli Bourguignat, 1862 accepted as Testacella fischeriana Bourguignat, 1862 (unaccepted > junior subjective synonym)
26. Species Testacella burdigalensis Gassies, 1855 (unaccepted > nomen nudum)
27. Species Testacella canariensis Grateloup, 1855 accepted as Testacella maugei A. Férussac, 1819 (unaccepted > junior subjective synonym)
28. Species Testacella catalonica Pollonera, 1888 accepted as Testacella scutulum G. B. Sowerby I, 1821 (original name)
29. Species Testacella dikrangensis Godwin-Austen, 1876 accepted as Girasia dikrangensis (Godwin-Austen, 1876) (original combination)
30. Species Testacella drymonia Bourguignat, 1862 accepted as Testacella haliotidea var. trigona Gassies & Fischer, 1856 accepted as Testacella haliotidea Draparnaud, 1801 (unaccepted > junior subjective synonym)
31. Species Testacella dubia Pollonera, 1888 accepted as Testacella haliotidea Draparnaud, 1801
32. Species Testacella esserana Fagot, 1892 accepted as Testacella haliotidea Draparnaud, 1801
33. Species Testacella europaea de Roissy, 1805 accepted as Testacella haliotidea Draparnaud, 1801
34. Species Testacella galliae Oken, 1816 accepted as Testacella haliotidea Draparnaud, 1801 (junior subjective synonym)
35. Species Testacella galloprovincialis Grateloup, 1855 accepted as Testacella bisulcata Risso, 1826 (unaccepted > junior subjective synonym)
36. Species Testacella germanica Oken, 1815 accepted as Vitrina elongata Draparnaud, 1805 accepted as Semilimax semilimax (J. B. Férussac, 1802) (unaccepted > junior subjective synonym)
37. Species Testacella guadeloupensis R. P. Lesson, 1835 accepted as Omalonyx unguis (A. d'Orbigny, 1836) (junior synonym)
38. Species Testacella larteti [sic] † accepted as Testacella lartetii Dupuy, 1850 † (unaccepted > misspelling - incorrect subsequent spelling)
39. Species Testacella matheronii Potiez & Michaud, 1838 accepted as Omalonyx unguis (A. d'Orbigny, 1836) (junior synonym)
40. Species Testacella oceanica Grateloup, 1855 accepted as Testacella maugei A. Férussac, 1819 (unaccepted > junior subjective synonym)
41. Species Testacella pascali Bourguignat, 1870 accepted as Testacella haliotidea Draparnaud, 1801 (unaccepted > junior subjective synonym)
42. Species Testacella pecchiolii Bourguignat, 1862 accepted as Testacella scutulum G. B. Sowerby I, 1821 (unaccepted > junior subjective synonym)
43. Species Testacella saulcyi Bourguignat, 1852 accepted as Libania saulcyi (Bourguignat, 1852) (unaccepted > superseded combination)
44. Species Testacella servaini Massot, 1870 accepted as Testacella haliotidea Draparnaud, 1801 (unaccepted > junior subjective synonym)
45. Species Testacella sicula Bivona, 1839 accepted as Daudebardia (Daudebardia) brevipes sicula Bivona, 1839 accepted as Daudebardia brevipes (Draparnaud, 1805) (unaccepted > superseded rank)
46. Species Testacella subtrigona Pollonera, 1888 accepted as Testacella haliotidea Draparnaud, 1801 (original name)
47. Species Testacella vagans F. W. Hutton, 1882 accepted as Testacella maugei A. Férussac, 1819
48. Subgenus Testacella (Testacella) Lamarck, 1801 represented as Testacella Lamarck, 1801
    1. Species Testacella (Testacella) bisulcata Risso, 1826 represented as Testacella bisulcata Risso, 1826
    2. Species Testacella (Testacella) bracciai Nardi & Bodon, 2011 represented as Testacella bracciai Nardi & Bodon, 2011
    3. Species Testacella (Testacella) haliotidea Draparnaud, 1801 represented as Testacella haliotidea Draparnaud, 1801
    4. Species Testacella (Testacella) maugei A. Férussac, 1819 represented as Testacella maugei A. Férussac, 1819
    5. Species Testacella (Testacella) riedeli Fo. Giusti, Manganelli & Schembri, 1995 represented as Testacella riedeli Fo. Giusti, Manganelli & Schembri, 1995
    6. Species Testacella (Testacella) scutulum G. B. Sowerby I, 1821 represented as Testacella scutulum G. B. Sowerby I, 1821
49. Subgenus Testacella (Testacelloides) A. J. Wagner, 1914 represented as Testacella Lamarck, 1801
    1. Species Testacella (Testacelloides) gestroi Issel, 1873 represented as Testacella gestroi Issel, 1873
50. Species Testacella beccarii Issel, 1868 (uncertain > unassessed)
51. Species Testacella companyonii Dupuy, 1847 (uncertain > taxon inquirendum)
52. Species Testacella episcia Bourguignat, 1861 (uncertain > unassessed)
53. Species Testacella stabilei Pini, 1879 (uncertain > taxon inquirendum)
54. Species Testacella williamsiana G. Nevill, 1880 † (uncertain > taxon inquirendum)

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