1. Species Amphora acuta Gregory, 1857
2. Species Amphora affinis Kützing, 1844
3. Species Amphora angusta Gregory, 1857
4. Species Amphora arenaria Donkin, 1858
5. Species Amphora arenicola Grunow, 1895
6. Species Amphora bacillaris Gregory, 1857
7. Species Amphora binodis Gregory, 1857
8. Species Amphora cingulata Cleve, 1875
9. Species Amphora commutata Grunow, 1880
10. Species Amphora crassa Gregory, 1857
11. Species Amphora cymbifera A.Schmidt, 1875
12. Species Amphora delicatissima Krasske, 1930
13. Species Amphora globulosa J.Schumann
14. Species Amphora grevilleana Gregory, 1857
15. Species Amphora laevis Gregory, 1857
16. Species Amphora laevissima W.Gregory, 1857
17. Species Amphora micrometra Giffen emend. Acs, Kiss & Levkov in Acs et al., 2011
18. Species Amphora obtusa W.Gregory, 1857
19. Species Amphora ocellata Donkin, 1861
20. Species Amphora ostrearia Brébisson, 1849
21. Species Amphora ovalis (Kützing) Kützing, 1844
22. Species Amphora pediculus (Kützing) Grunow ex A.Schmidt, 1875
23. Species Amphora proteus Gregory, 1857
24. Species Amphora pusilla Gregory, 1857
25. Species Amphora pusio Cleve, 1895
26. Species Amphora robusta Gregory, 1857
27. Species Amphora acutiuscula Kützing, 1844 accepted as Halamphora acutiuscula (Kützing) Levkov, 2009 (synonym)
28. Species Amphora angularis Gregory, 1855 accepted as Halamphora angularis (Gregory) Levkov, 2009
29. Species Amphora coffeaeformis (C.Agardh) Kützing, 1844 accepted as Halamphora coffeiformis (C.Agardh) Levkov, 2009 (synonym)
30. Species Amphora costata W.Smith, 1853 accepted as Halamphora costata (W.Smith) Levkov, 2009 (synonym)
31. Species Amphora cymbifera Gregory, 1857 accepted as Halamphora cymbifera (Gregory) Levkov, 2009
32. Species Amphora eunotia Cleve, 1873 accepted as Halamphora eunotia (Cleve) Levkov, 2009
33. Species Amphora exigua Gregory, 1857 accepted as Halamphora exigua (Gregory) Levkov, 2009 (synonym)
34. Species Amphora holsatica Hustedt, 1925 accepted as Halamphora holsatica (Hustedt) Levkov, 2009
35. Species Amphora macilenta Gregory, 1857 accepted as Seminavis macilenta (Gregory) D.B.Danielidis & D.G.Mann, 2002
36. Species Amphora turgida Gregory, 1857 accepted as Halamphora turgida (Gregory) Levkov, 2009 accepted as Amphora turgida var. turgida Gregory, 1857 (synonym)
37. Species Amphora veneta Kützing, 1844 accepted as Halamphora veneta (Kützing) Levkov, 2009 accepted as Amphora veneta f. veneta Kützing, 1844 (synonym)
38. Species Amphora arcus Gregory, 1854 (uncertain > unassessed)
39. Species Amphora atomus Kützing, 1844 (uncertain > unassessed)
40. Species Amphora borealis Kützing, 1844 (uncertain > unassessed)
41. Species Amphora copulata (Kützing) Schoeman & R.E.M.Archibald, 1986 accepted as Frustulia copulata Kützing, 1833 (uncertain > unassessed)
42. Species Amphora cuneata Cleve, 1876 (uncertain > unassessed)
43. Species Amphora decipiens Grunow in Van Heurck, 1883 (uncertain > unassessed)
44. Species Amphora decussata Grunow, 1877 accepted as Tetramphora decussata (Grunow, 1877) Stepanek & Kociolek, 2016 (uncertain > unassessed)
45. Species Amphora donkinii Rabenhorst, 1864 (uncertain > unassessed)
46. Species Amphora dubia Gregory, 1857 (uncertain > unassessed)
47. Species Amphora elegans H.Peragallo, 1893 (uncertain > unassessed)
48. Species Amphora elliptica (Agardh) Kützing, 1844 accepted as Frustulia elliptica C.Agardh, 1824 (uncertain > unassessed)
49. Species Amphora ergadensis Gregory, 1857 (uncertain > unassessed)
50. Species Amphora excisa Gregory, 1857 (uncertain > unassessed)
51. Species Amphora extensa Salah, 1955 (uncertain > unassessed)
52. Species Amphora fluminensis Grunow, 1863 (uncertain > unassessed)
53. Species Amphora graeffeana Hendey, 1973 (uncertain > unassessed)
54. Species Amphora gregorii Ralfs., 1861 (uncertain > unassessed)
55. Species Amphora hemisphaerica Grunow, 1867 (uncertain > unassessed)
56. Species Amphora hyalina Kützing, 1844 accepted as Halamphora hyalina (Kützing) Rimet & R. Jahn in Rimet et al., 2018 (uncertain > unassessed)
57. Species Amphora insecta Grunow ex A.Schmidt, 1876 (uncertain > unassessed)
58. Species Amphora libyca Ehrenberg, 1840 (uncertain > unassessed)
59. Species Amphora lineolata Ehrenberg, 1838 (uncertain > unassessed)
60. Species Amphora lyrata Gregory, 1857 (uncertain > unassessed)
61. Species Amphora marina W.Smith, 1857 (uncertain > unassessed)
62. Species Amphora membranacea W.Smith, 1853 (uncertain > unassessed)
63. Species Amphora milesiana Gregory, 1857 (uncertain > unassessed)
64. Species Amphora minutissima W.Smith, 1853 (uncertain > unassessed)
65. Species Amphora monilifera Gregory, 1857 (uncertain > unassessed)
66. Species Amphora nobilis Flogel, 1873 (uncertain > unassessed)
67. Species Amphora normanii Rabenhorst, 1864 (uncertain > unassessed)
68. Species Amphora oblonga Gregory, 1857 (uncertain > unassessed)
69. Species Amphora perpusilla Grunow, 1884 accepted as Amphora globulosa var. perpusilla Grunow, 1880 (uncertain > unassessed)
70. Species Amphora praelata Hendey, 1973 (uncertain > unassessed)
71. Species Amphora proboscidea Gregory, 1857 (uncertain > unassessed)
72. Species Amphora quadrata Gregory, 1857 (uncertain > unassessed)
73. Species Amphora rhombica Kitton, 1876 accepted as Tetramphora rhombica (Kitton in Schmidt, 1876) Stepanek & Kociolek, 2016 (uncertain > unassessed)
74. Species Amphora spectabilis Gregory, 1857 (uncertain > unassessed)
75. Species Amphora sulcata Brébisson, 1854 (uncertain > unassessed)
76. Species Amphora tenera W.Smith, 1853 (uncertain > unassessed)
77. Species Amphora tenerrima Aleem & Hustedt, 1951 (uncertain > unassessed)
78. Species Amphora valida H.Peragallo, 1888 (uncertain > unassessed)
79. Species Amphora ventricosa W.Gregory, 1857 (uncertain > unassessed)
80. Species Amphora vitrea Cleve, 1868 (uncertain > unassessed)

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