1. Species Entolium alaskanum McRoberts, 2017 †
2. Species Entolium amerinum Sirna, 1968 †
3. Species Entolium anlaeve Glazunova, 1960 †
4. Species Entolium argentinum (Stanton, 1901) †
5. Species Entolium aurarium (Meek, 1865) †
6. Species Entolium berciglii (Martelli, 1904) †
7. Species Entolium cainalli (Stoppani, 1857) †
8. Species Entolium ceruleum (J. P. Smith, 1927) †
9. Species Entolium contemptibile (Stoppani, 1858) †
10. Species Entolium contubernale (S. V. Wood, 1861) †
11. Species Entolium corneolum (G. Young & J. Bird, 1828) †
12. Species Entolium disciforme (Zieten, 1833) †
13. Species Entolium discites (Schlotheim, 1820) †
14. Species Entolium dongshanensis X.-C. Li & Grant-Mackie, 1994 †
15. Species Entolium fossatum Marwick, 1953 †
16. Species Entolium germanicum (Wollemann, 1900) †
17. Species Entolium hallense (Wöhrmann, 1889) †
18. Species Entolium ikedai Tashiro, 1990 †
19. Species Entolium incognitum (Bittner, 1901) †
20. Species Entolium inornatum (Stoppani, 1857) † (accepted > unreplaced junior homonym, junior homonym of Pecten inornatus McCoy, 1844)
21. Species Entolium kellneri (Kittl, 1904) †
22. Species Entolium kolymaense (Kiparisova, 1947) †
23. Species Entolium liscaviense (Giebel, 1854) †
24. Species Entolium lunare (F. A. Roemer, 1839) †
25. Species Entolium magneauritum (Kittl, 1904) †
26. Species Entolium mapuche Damborenea, 2002 †
27. Species Entolium marginiplicatum (Kittl, 1904) †
28. Species Entolium membranaceum (Nilsson, 1827) †
29. Species Entolium microtis (Bittner, 1899) †
30. Species Entolium nieniexionglaense S.-X. Wen, 1976 †
31. Species Entolium noetlingi (Sobetski, 1960) †
32. Species Entolium obliquum J.-H. Li, 1982 †
33. Species Entolium oebergi (Lundgren, 1883) †
34. Species Entolium orbiculare (J. Sowerby, 1817) †
35. Species Entolium pseudodiscites (Bittner, 1901) †
36. Species Entolium quotidianum (Healey, 1908) †
37. Species Entolium radiatum Andreeva, 1966 †
38. Species Entolium rugosum Andreeva, 1966 †
39. Species Entolium saccoi (Parona, 1889) †
40. Species Entolium sadleri Zinsmeister & Macellari, 1988 †
41. Species Entolium scutella (M. Hörnes, 1855) †
42. Species Entolium seymourense Zinsmeister & Macellari, 1988 †
43. Species Entolium tosaense Tashiro & Kozai, 1986 †
44. Species Entolium trebevicianum (Kittl, 1904) †
45. Species Entolium tridentini (Bittner, 1901) †
46. Species Entolium undiferum (Bittner, 1895) †
47. Species Entolium yukonense (J. P. Smith, 1927) †
48. Species Entolium anlaevis Glazunova, 1960 † accepted as Entolium anlaeve Glazunova, 1960 † (unaccepted > incorrect grammatical agreement of specific epithet)
49. Species Entolium attenuatum Herrick, 1887 † accepted as Pernopecten attenuatus (Herrick, 1887) † (unaccepted > superseded combination)
50. Species Entolium balteatum Crickmay, 1928 † accepted as Posidonotis semiplicata (Hyatt, 1894) † (unaccepted > junior subjective synonym)
51. Species Entolium cainalloi [sic] † accepted as Entolium cainalli (Stoppani, 1857) † (unaccepted > misspelling - incorrect subsequent spelling)
52. Species Entolium corneum (J. Sowerby, 1818) † accepted as Pseudentolium corneum (J. Sowerby, 1818) † (unaccepted > superseded combination)
53. Species Entolium hauptsmooris Dietrich, 1935 † accepted as Eopecten velatus (Goldfuss, 1833) † (unaccepted > junior subjective synonym)
54. Species Entolium hehlii (A. d'Orbigny, 1850) † accepted as Entolium lunare (F. A. Roemer, 1839) † (unaccepted > junior subjective synonym)
55. Species Entolium leachi McLearn, 1924 † accepted as Entolium corneolum (G. Young & J. Bird, 1828) † (unaccepted > junior subjective synonym)
56. Species Entolium nummulare [sic] † accepted as Entolium orbiculare (J. Sowerby, 1817) † (misspelling; junior synonym)
57. Species Entolium obliquus J.-H. Li, 1982 † accepted as Entolium obliquum J.-H. Li, 1982 † (unaccepted > incorrect grammatical agreement of specific epithet)
58. Species Entolium praemissum (Bittner, 1901) † accepted as Pleuronectites praemissus (Bittner, 1901) † (unaccepted > superseded combination)
59. Species Entolium prosseri Mark, 1912 † accepted as Pernopecten prosseri (Mark, 1912) † (unaccepted > superseded combination)
60. Species Entolium russicus Glazunova, 1956 † accepted as Entolium orbiculare (J. Sowerby, 1817) † (unaccepted > junior subjective synonym)
61. Species Entolium seymourensis Zinsmeister & Macellari, 1988 † accepted as Entolium seymourense Zinsmeister & Macellari, 1988 † (unaccepted > incorrect grammatical agreement of specific epithet)
62. Species Entolium subdemissum (Münster, 1841) † accepted as Entolioides subdemissus (Münster, 1841) † (unaccepted > superseded combination)
63. Species Entolium sublaminosum (Favre, 1869) † accepted as Entolium orbiculare (J. Sowerby, 1817) † (unaccepted > junior subjective synonym)
64. Species Entolium tenue De Koninck, 1885 † accepted as Pernopecten tenue (De Koninck, 1885) † (unaccepted > superseded combination)
65. Species Entolium hauptsmooris Kuhn, 1935 † (uncertain > unassessed)
66. Species Entolium kimurai Tamura, 1959 † (uncertain > unassessed)
67. Species Entolium longanense R.-J. Zhang, 1977 † (uncertain > unassessed)

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