1. Species Neithea aequicostata (Lamarck, 1819) †
2. Species Neithea alpina (A. d'Orbigny, 1847) †
3. Species Neithea alta Hayami, 1977 †
4. Species Neithea altana Kniker, 1919 †
5. Species Neithea aralensis Arkhangelsky, 1912 †
6. Species Neithea atava (F. A. Roemer, 1839) †
7. Species Neithea attockensis L. R. Cox, 1935 †
8. Species Neithea austinensis Kniker, 1919 †
9. Species Neithea bellula (Cragin, 1893) †
10. Species Neithea bexarensis (Stephenson, 1941) †
11. Species Neithea biangulata Imlay, 1940 †
12. Species Neithea boesi Kniker, 1919 †
13. Species Neithea budensis Kniker, 1919 †
14. Species Neithea casteeli Kniker, 1919 †
15. Species Neithea coquandi (Péron, 1877) †
16. Species Neithea decemcostata (A. d'Orbigny, 1847) †
17. Species Neithea deshayana (Matheron, 1843) †
18. Species Neithea dilatata (A. d'Orbigny, 1847) †
19. Species Neithea duplicicosta (C. F. Roemer, 1849) †
20. Species Neithea dutrugei (Coquand, 1862) †
21. Species Neithea fleuriausiana (A. d'Orbigny, 1847) †
22. Species Neithea georgetownensis Kniker, 1919 †
23. Species Neithea gibbosa (Pulteney, 1813) †
24. Species Neithea grandicosta Gabb, 1869 †
25. Species Neithea grangei (Murdoch, 1924) †
26. Species Neithea hanourensis Tashiro & Kozai, 1986 †
27. Species Neithea hartmani Kniker, 1919 †
28. Species Neithea hispanica (A. d'Orbigny, 1850) †
29. Species Neithea irinae Bogdanova, 1993 †
30. Species Neithea irregularis (Böse, 1910) †
31. Species Neithea kopetdaghensis Bogdanova, 1993 †
32. Species Neithea matsumotoi Hayami, 1965 †
33. Species Neithea neocomiensis (A. d'Orbigny, 1847) †
34. Species Neithea nipponica Hayami, 1965 †
35. Species Neithea pseudobellula Chiplonkar & Tapaswi, 1975 †
36. Species Neithea quinquecostata (J. Sowerby, 1814) †
37. Species Neithea regularis (Schlotheim, 1813) †
38. Species Neithea roemeri (R. T. Hill, 1889) †
39. Species Neithea sexangularis (A. d'Orbigny, 1847) †
40. Species Neithea sexcostata (S. Woodward, 1833) †
41. Species Neithea simondsi Kniker, 1919 †
42. Species Neithea simplex Mordvilko, 1966 †
43. Species Neithea stefanoi (Choffat, 1900) †
44. Species Neithea striatocostata (Goldfuss, 1833) † (accepted > unreplaced junior homonym, homonym of the simultaneously established Pecten striatocostatus Münster, 1833; action of first reviser required)
45. Species Neithea subalpina (Böse, 1910) †
46. Species Neithea subsimplex Bogdanova & Yanin, 1995 †
47. Species Neithea syriaca (Conrad, 1852) †
48. Species Neithea texana (C. F. Roemer, 1852) †
49. Species Neithea theodori Kniker, 1919 †
50. Species Neithea valangiensis (Pictet & Campiche, 1870) †
51. Species Neithea vicinalis Stoyanow, 1949 †
52. Species Neithea whitneyi Kniker, 1919 †
53. Species Neithea youngi Myers, 1968 †
54. Species Neithea zitteli (Pirona, 1884) †
55. Subgenus Neithea (Neithea) Drouët, 1825 † accepted as Neithea Drouët, 1825 †
    1. Species Neithea (Neithea) aketoensis Hayami, 1965 † accepted as Neithea nipponica Hayami, 1965 † (subjective synonym)
    2. Species Neithea (Neithea) amanoi Hayami, 1965 † accepted as Neithea syriaca amanoi Hayami, 1965 † (unaccepted > superseded rank)
    3. Species Neithea (Neithea) kanmerai Hayami, 1965 † accepted as Neithea atava (F. A. Roemer, 1839) † (unaccepted > junior subjective synonym)
    4. Species Neithea (Neithea) latericostata Muniz, 1993 † accepted as Neithea bexarensis (Stephenson, 1941) † (unaccepted > junior subjective synonym)
    5. Species Neithea (Neithea) alta Hayami, 1977 † represented as Neithea alta Hayami, 1977 †
    6. Species Neithea (Neithea) hanourensis Tashiro & Kozai, 1986 † represented as Neithea hanourensis Tashiro & Kozai, 1986 †
    7. Species Neithea (Neithea) matsumotoi Hayami, 1965 † represented as Neithea matsumotoi Hayami, 1965 †
    8. Species Neithea (Neithea) nipponica Hayami, 1965 † represented as Neithea nipponica Hayami, 1965 †
    9. Species Neithea (Neithea) pseudobellula Chiplonkar & Tapaswi, 1975 † represented as Neithea pseudobellula Chiplonkar & Tapaswi, 1975 †
56. Subgenus Neithea (Neithella) Hayami, 1965 † accepted as Neithella Hayami, 1965 † (unaccepted > superseded rank)
    1. Species Neithea (Neithella) kochiensis Hayami, 1967 † accepted as Neithea kochiensis Hayami, 1967 †
    2. Species Neithea (Neithella) notabilis (Münster, 1833) † accepted as Neithella notabilis (Münster, 1833) † (unaccepted > superseded combination)
    3. Species Neithea (Neithella) valangiensis (Pictet & Campiche, 1870) † accepted as Neithea (Neitheops) valangiensis (Pictet & Campiche, 1870) † represented as Neithea valangiensis (Pictet & Campiche, 1870) † (subgenus not accepted)
    4. Species Neithea (Neithella) rotundata Freneix & Lefèvre, 1967 † (uncertain > taxon inquirendum)
57. Species Neithea acuticostata Futterer, 1892 † accepted as Neithea fleuriausiana (A. d'Orbigny, 1847) † (unaccepted > junior subjective synonym, tentative junior subjective synonym)
58. Species Neithea aketoensis Hayami, 1965 † accepted as Neithea nipponica Hayami, 1965 † (subjective synonym)
59. Species Neithea almusana Pethö, 1896 † accepted as Neithella notabilis (Münster, 1833) † (unaccepted > junior subjective synonym, tentative junior subjective synonym)
60. Species Neithea angoliensis R. B. Newton, 1916 † accepted as Neithea coquandi (Péron, 1877) † (unaccepted > junior subjective synonym)
61. Species Neithea bahianensis Brito, 1967 † accepted as Neithea alpina (A. d'Orbigny, 1847) † (unaccepted > junior subjective synonym)
62. Species Neithea boeckhi Pethö, 1906 † accepted as Neithea striatocostata (Goldfuss, 1833) † (unaccepted > junior subjective synonym)
63. Species Neithea cometa (A. d'Orbigny, 1847) † accepted as Neithella notabilis (Münster, 1833) † (unaccepted > junior subjective synonym)
64. Species Neithea coxi Mahmoud, 1955 † accepted as Neithea syriaca (Conrad, 1852) † (unaccepted > junior subjective synonym)
65. Species Neithea daghestanica (Rengarten, 1909) † accepted as Neithea syriaca (Conrad, 1852) † (unaccepted > junior subjective synonym)
66. Species Neithea kotsubu Kimura, 1951 † accepted as Aequipecten kotsubu (Kimura, 1951) † (unaccepted > superseded combination)
67. Species Neithea laevigata Drouet, 1824 † accepted as Neithea aequicostata (Lamarck, 1819) † (unaccepted > junior subjective synonym)
68. Species Neithea manzonii T. Fuchs, 1881 † accepted as Pecten subarcuatus fuchsi (Fontannes, 1878) † (unaccepted > junior subjective synonym)
69. Species Neithea mexicana Jaworski, 1929 † accepted as Weyla alata (Buch, 1838) † (unaccepted > junior subjective synonym)
70. Species Neithea moutai Rennie, 1945 † accepted as Neithea hispanica (A. d'Orbigny, 1850) † (unaccepted > junior subjective synonym, tentative junior subjective synonym)
71. Species Neithea occidentalis Conrad, 1855 † accepted as Neithea alpina (A. d'Orbigny, 1847) † (unaccepted > junior subjective synonym)
72. Species Neithea pectinoides Drouet, 1824 † accepted as Neithea aequicostata (Lamarck, 1819) † (unaccepted > junior subjective synonym)
73. Species Neithea philippsoni J. Böhm, 1927 † accepted as Neithea striatocostata (Goldfuss, 1833) † (unaccepted > junior subjective synonym)
74. Species Neithea quadricostata (J. Sowerby, 1814) † accepted as Neithea gibbosa (Pulteney, 1813) † (unaccepted > junior subjective synonym)
75. Species Neithea salinasensis Rennie, 1945 † accepted as Neithea hispanica (A. d'Orbigny, 1850) † (unaccepted > junior subjective synonym, tentative junior subjective synonym)
76. Species Neithea sergipensis C. A. White, 1887 † accepted as Neithea hispanica (A. d'Orbigny, 1850) † (unaccepted > junior subjective synonym)
77. Species Neithea simbirskensis (A. d'Orbigny, 1845) † accepted as Neithea sexcostata (S. Woodward, 1833) † (unaccepted > junior subjective synonym)
78. Species Neithea simbirskiensis [sic] † accepted as Neithea sexcostata (S. Woodward, 1833) † (misspelling; junior synonym)
79. Species Neithea welwitschi (Choffat, 1888) † accepted as Neithea coquandi (Péron, 1877) † (unaccepted > junior subjective synonym)
80. Species Neithea wrighti [sic] † accepted as Neithella wrightii (Shumard, 1860) † (unaccepted > misspelling - incorrect subsequent spelling)
81. Subgenus Neithea (Neitheops) R. B. Stewart, 1930 † represented as Neithea Drouët, 1825 †
    1. Species Neithea (Neitheops) nana Ferreira & Klein, 1979 † accepted as Neithea coquandi (Péron, 1877) † (unaccepted > junior subjective synonym)
    2. Species Neithea (Neitheops) irinae Bogdanova, 1993 † represented as Neithea irinae Bogdanova, 1993 †
    3. Species Neithea (Neitheops) neocomiensis (A. d'Orbigny, 1847) † represented as Neithea neocomiensis (A. d'Orbigny, 1847) †
    4. Species Neithea (Neitheops) simplex Mordvilko, 1966 † represented as Neithea simplex Mordvilko, 1966 †
    5. Species Neithea (Neitheops) subsimplex Bogdanova & Yanin, 1995 † represented as Neithea subsimplex Bogdanova & Yanin, 1995 †
    6. Species Neithea (Neitheops) valangiensis (Pictet & Campiche, 1870) † represented as Neithea valangiensis (Pictet & Campiche, 1870) †
82. Species Neithea kochiensis Hayami, 1967 † (uncertain > taxon inquirendum)

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