1. Subgenus Amphissites (Amphikegelites) Sohn, 1983 †
2. Subgenus Amphissites (Amphissites) Girty, 1910 †
3. Subgenus Amphissites (Ectodemites) Cooper, 1941 †
   1. Species Amphissites (Ectodemites) janischewskyi Polenova, 1952 † accepted as  † (new combination)
   2. Species Amphissites (Ectodemites) villosus Gründel, 1961 † accepted as  † (new combination)
4. Species Amphissites altireticulella Swartz & Swain, 1941 †
5. Species Amphissites batalinae Posner, 1951 †
6. Species Amphissites beatus Posner, 1951 †
7. Species Amphissites bradfieldi Elias, 1958 †
8. Species Amphissites carinatus Cooper, 1946 †
9. Species Amphissites carinodus Cooper, 1957 †
10. Species Amphissites clavatus Posner, 1951 †
11. Species Amphissites congruens Cooper, 1946 †
12. Species Amphissites costatus (Roth, 1929) Bassler & Kellett, 1934 †
13. Species Amphissites debilis Robinson, 1978 †
14. Species Amphissites exiguus Cooper, 1941 †
15. Species Amphissites genetivus Morey, 1935 †
16. Species Amphissites graptus (Keyserling, 1854) Bassler & Kellett, 1934 †
17. Species Amphissites helenae Posner, 1951 †
18. Species Amphissites helmutalbertii Becker, 1987 †
19. Species Amphissites hungaricus (Zalanyi, 1974) †
20. Species Amphissites irregularis Coryell & Sample, 1932 †
21. Species Amphissites knighti Sohn, 1954 †
22. Species Amphissites mesocostus (Roth, 1929) Bassler & Kellett, 1934 †
23. Species Amphissites minutus (Roth, 1929) Bassler & Kellett, 1934 †
24. Species Amphissites mosquensis Posner, 1951 †
25. Species Amphissites neocentronotus Becker & Wang, 1992 †
26. Species Amphissites nodosus Scott & Borger, 1941 †
27. Species Amphissites ornatus Posner, 1951 †
28. Species Amphissites parvus Cooper, 1946 †
29. Species Amphissites peculiaris Morey, 1935 †
30. Species Amphissites permianus (Jones & Kirkby, 1886) Bassler & Kellett, 1934 †
31. Species Amphissites pulcher Polenova, 1952 †
32. Species Amphissites quadratus Cooper, 1941 †
33. Species Amphissites ringnoodensis Harris & Jobe, 1956 †
34. Species Amphissites robertsi Morey, 1935 †
35. Species Amphissites robustus Cooper, 1946 †
36. Species Amphissites semimuralis Bassler & Kellett, 1934 †
37. Species Amphissites simplex (Girty, 1910) Bassler & Kellett, 1934 †
38. Species Amphissites simplus (Roth, 1929) Bassler & Kellett, 1934 †
39. Species Amphissites sohni Christopher, Hoare & Sturgeon, 1990 †
40. Species Amphissites sosioensis Kozur, 1991 †
41. Species Amphissites spinosus Posner, 1951 †
42. Species Amphissites springvillensis Benson & Collinson, 1958 †
43. Species Amphissites stictus (Keyserling, 1854) Bassler & Kellett, 1934 †
44. Species Amphissites suprapermianus Kozur, 1985 †
45. Species Amphissites tener Becker, 1964 †
46. Species Amphissites umbonatus (Eichwald, 1857) Bassler & Kellett, 1934 †
47. Species Amphissites whickhopensis Robinson, 1978 †
48. Subgenus Amphissites (Polytylites) Cooper, 1941 † accepted as Polytylites Cooper, 1941 † (taxon accepted at genus level)
49. Species Amphissites adjunctio Cooper, 1946 † accepted as Kegelites adjunctio (Cooper, 1946) Sohn, 1961 † (superseded original combination)
50. Species Amphissites bellipuncta Van Pelt, 1933 † accepted as  † (superseded original combination)
51. Species Amphissites carinatus Cooper, 1941 † (unaccepted > nomen nudum)
52. Species Amphissites dattonensis Harlton, 1927 † accepted as Kegelites dattonensis (Harlton, 1927) Sohn, 1961 † (superseded original combination)
53. Species Amphissites edsonae Bradfield, 1935 † accepted as Ectodemites edsonae (Bradfield, 1935) Cooper, 1946 † (new combination)
54. Species Amphissites geneae (Roth, 1929) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
55. Species Amphissites geni (Roth, 1929) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
56. Species Amphissites grapta (Keyserling, 1854) Bassler & Kellett, 1934 † accepted as Amphissites graptus (Keyserling, 1854) Bassler & Kellett, 1934 † (misspelling, new combination)
57. Species Amphissites houae Chen, 1958 † accepted as  † (new combination)
58. Species Amphissites lindahli (Ulrich, 1891) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
59. Species Amphissites mikhailovi Posner, 1951 † accepted as  † (new combination)
60. Species Amphissites monomastadis Coryell & Sohn, 1938 † accepted as Kegelites monomastadis (Coryell & Sohn, 1938) Sohn, 1961 † (superseded original combination)
61. Species Amphissites oblongus (Jones & Kirkby, 1885) Bassler & Kellett, 1934 † accepted as Shleesha oblonga (Jones & Kirkby, 1885) Robinson, 1978 † (superseded combination)
62. Species Amphissites parallelus (Ulrich, 1891) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
63. Species Amphissites pinguis (Ulrich & Bassler, 1906) Knight, 1928 † accepted as Ectodemites pinguis (Ulrich & Bassler, 1906) Costanzo & Kae, 1987 † (superseded recombination)
64. Species Amphissites primaevus (Roth, 1929) Bassler & Kellett, 1934 † accepted as  † (misspelling, new combination)
65. Species Amphissites reflexus (Girty, 1910) Bassler & Kellett, 1934 † accepted as Coronakirkbya reflexa (Girty, 1910) † (superseded combination)
66. Species Amphissites reticulosa (Jones & Kirkby, 1886) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
67. Species Amphissites reticulosus (Jones & Kirkby, 1886) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
68. Species Amphissites retiferus (Roth, 1929) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
69. Species Amphissites rothi Bradfield, 1935 † accepted as Shleesha rothi (Bradfield, 1935) Christopher, Hoare & Sturgeon, 1990 † (new combination)
70. Species Amphissites simplexus (Roth, 1929) Bassler & Kellett, 1934 † accepted as  † (superseded combination)
71. Species Amphissites sticta (Keyserling, 1854) Bassler & Kellett, 1934 † accepted as Amphissites stictus (Keyserling, 1854) Bassler & Kellett, 1934 † (misspelling)
72. Species Amphissites transversus (Roth, 1929) Cooper, 1946 † accepted as  † (superseded recombination)
73. Species Amphissites warei Morey, 1935 † accepted as Ectodemites warei (Morey, 1935) Cooper, 1941 † (superseded original combination)

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