1. Subgenus Cyrena (Anomala) Deshayes, 1855 accepted as Polymesoda Rafinesque, 1820
   1. Species Cyrena (Anomala) maritima C. B. Adams, 1852 accepted as Polymesoda inflata (R. A. Philippi, 1851) (junior synonym)
2. Subgenus Cyrena (Batissa) J. E. Gray, 1853 accepted as Batissa J. E. Gray, 1853 (unaccepted > superseded combination)
   1. Species Cyrena (Batissa) primei Morelet, 1863 accepted as Corbicula bocourti (Morelet, 1865) (unavailable, a junior homonym)
3. Subgenus Cyrena (Corbicula) Megerle von Mühlfeld, 1811 accepted as Corbicula Megerle von Mühlfeld, 1811
   1. Species Cyrena (Corbicula) transversa E. von Martens, 1877 accepted as Corbicula japonica Prime, 1864 (a junior synonym)
4. Subgenus Cyrena (Cyrena) Lamarck, 1818 accepted as Corbicula Megerle von Mühlfeld, 1811
5. Subgenus Cyrena (Egeta) H. Adams & A. Adams, 1858 accepted as Polymesoda Rafinesque, 1820
6. Subgenus Cyrena (Leptosiphon) P. Fischer, 1872 accepted as Polymesoda Rafinesque, 1820 (unaccepted > junior subjective synonym)
7. Subgenus Cyrena (Polymesoda) Rafinesque, 1820 accepted as Polymesoda Rafinesque, 1820
8. Subgenus Cyrena (Pseudocyrena) Bourguignat, 1854 accepted as Polymesoda Rafinesque, 1820
9. Species Cyrena acuta Prime, 1861 accepted as Polymesoda neubaueri Coan & Valentich-Scott, 2022 (invalid: junior homonym of Cyrena acuta Ludwig, 1861 [January]; Polymesoda neubaueri is a replacement name)
10. Species Cyrena altilis A. Gould, 1853 accepted as Polymesoda mexicana (Broderip & G. B. Sowerby I, 1829) (junior subjective synonym)
11. Species Cyrena angulata Deshayes, 1855 accepted as Polymesoda inflata (R. A. Philippi, 1851) (invalid: junior homonym of Cyrena angulata Römer, 1836)
12. Species Cyrena anomala Deshayes, 1855 accepted as Polymesoda anomala (Deshayes, 1855) (original combination)
13. Species Cyrena arctata Deshayes, 1855 accepted as Polymesoda arctata (Deshayes, 1855) (original combination)
14. Species Cyrena bengalensis Lamarck, 1818 accepted as Geloina bengalensis (Lamarck, 1818) (unaccepted > superseded combination, basionym)
15. Species Cyrena bernardiana Prime, 1861 accepted as Geloina bernardiana (Prime, 1861) (original combination)
16. Species Cyrena cardiformis G. B. Sowerby II, 1876 accepted as Polymesoda anomala (Deshayes, 1855)
17. Species Cyrena chilina Prime, 1867 accepted as Polymesoda fontainei (A. d'Orbigny, 1846) (junior synonym)
18. Species Cyrena cochinensis Hanley, 1859 accepted as Villorita cyprinoides (Gray, 1825) (junior synonym)
19. Species Cyrena compta Deshayes, 1855 accepted as Geloina expansa (Mousson, 1849)
20. Species Cyrena corbiculaeformis Prime, 1860 accepted as Villorita cyprinoides (Gray, 1825) (junior synonym)
21. Species Cyrena cordiformis Récluz, 1853 accepted as Polymesoda inflata (R. A. Philippi, 1851) (invalid: junior homonym of Cyrena cordiformis Deshayes, 1824; C. recluzii is a replacement name)
22. Species Cyrena cumingii Deshayes, 1855 accepted as Polymesoda inflata (R. A. Philippi, 1851)
23. Species Cyrena cyprinaeformis Prime, 1861 accepted as Geloina oviformis (Deshayes, 1854) (junior synonym)
24. Species Cyrena cyprinoides Gray, 1825 accepted as Villorita cyprinoides (Gray, 1825) (original combination)
25. Species Cyrena cyprinoides Quoy & Gaimard, 1835 accepted as Geloina papua (R. P. Lesson, 1831) (unavailable; a junior homonym of Cyrena cyprinoides non Gray, 1825)
26. Species Cyrena depressa Lamarck, 1818 accepted as Tridonta borealis Schumacher, 1817 (unaccepted > junior subjective synonym)
27. Species Cyrena divaricata Deshayes, 1855 accepted as Geloina divaricata (Deshayes, 1855)
28. Species Cyrena expansa Mousson, 1849 accepted as Geloina expansa (Mousson, 1849) (original name)
29. Species Cyrena floridana Conrad, 1846 accepted as Polymesoda floridana (Conrad, 1846) (unaccepted > superseded combination)
30. Species Cyrena fortis Prime, 1861 accepted as Polymesoda fortis (Prime, 1861) (original combination)
31. Species Cyrena fragilis G. B. Sowerby II, 1877 accepted as Polymesoda mexicana (Broderip & G. B. Sowerby I, 1829)
32. Species Cyrena germana Prime, 1867 accepted as Polymesoda triangula (von dem Busch, 1849) (junior synonym)
33. Species Cyrena inflata R. A. Philippi, 1851 accepted as Polymesoda inflata (R. A. Philippi, 1851) (unaccepted > superseded combination)
34. Species Cyrena inflata Deshayes, 1855 accepted as Polymesoda inflata (R. A. Philippi, 1851) (junior homonym and synonym of Cyrena inflata Philippi, 1851; C. panamensis is a replacement name)
35. Species Cyrena insignis Deshayes, 1855 accepted as Polymesoda caroliniana (Bosc, 1801)
36. Species Cyrena isocardioides Deshayes, 1855 accepted as Polymesoda anomala (Deshayes, 1855)
37. Species Cyrena keraudrenia R. P. Lesson, 1831 accepted as Batissa violacea (Lamarck, 1818) (unaccepted > junior subjective synonym)
38. Species Cyrena kochi Schepman, 1919 accepted as Geloina schepmani M. Huber, 2015 (invalid: junior homonym of Cyrena kochii Dunker, 1843; Geloina schepmani is a replacement name)
39. Species Cyrena laevis Prime, 1861 accepted as Geloina nitida (Deshayes, 1855) (junior synonym)
40. Species Cyrena lata Mousson, 1849 accepted as Geloina expansa (Mousson, 1849) (unaccepted > superseded combination, original name)
41. Species Cyrena luchuana Pilsbry, 1894 accepted as Geloina luchuana (Pilsbry, 1894) (unaccepted > superseded combination)
42. Species Cyrena maritima C. B. Adams, 1852 accepted as Polymesoda inflata (R. A. Philippi, 1851) (unaccepted > junior subjective synonym)
43. Species Cyrena mexicana Broderip & G. B. Sowerby I, 1829 accepted as Polymesoda mexicana (Broderip & G. B. Sowerby I, 1829) (original combination)
44. Species Cyrena moerchiana Prime, 1866 accepted as Geloina moerchiana (Prime, 1866) (original combination)
45. Species Cyrena moussoni E. von Martens, 1897 accepted as Geloina bengalensis (Lamarck, 1818)
46. Species Cyrena nicaraguana Prime, 1869 accepted as Polymesoda nicaraguana (Prime, 1869) accepted as Polymesoda fortis (Prime, 1861) (original combination)
47. Species Cyrena nitida Deshayes, 1855 accepted as Geloina nitida (Deshayes, 1855) (unaccepted > superseded combination)
48. Species Cyrena nitidula Deshayes, 1855 accepted as Polymesoda notabilis (Deshayes, 1855) (Cyrena notabilis given precedence by First Reviser's choice by Coan & Valentich-Scott (2012))
49. Species Cyrena notabilis Deshayes, 1855 accepted as Polymesoda notabilis (Deshayes, 1855) (original combination)
50. Species Cyrena obscura Prime, 1860 accepted as Polymesoda obscura (Prime, 1860) (original combination)
51. Species Cyrena olivacea P. P. Carpenter, 1857 accepted as Polymesoda mexicana (Broderip & G. B. Sowerby I, 1829)
52. Species Cyrena ordinaria Prime, 1865 accepted as Polymesoda ordinaria (Prime, 1865) (original combination)
53. Species Cyrena pallida Deshayes, 1855 accepted as Geloina coaxans (Gmelin, 1791)
54. Species Cyrena panamensis Prime, 1860 accepted as Polymesoda inflata (R. A. Philippi, 1851)
55. Species Cyrena papua R. P. Lesson, 1831 accepted as Geloina papua (R. P. Lesson, 1831) (original combination)
56. Species Cyrena peruviana Deshayes, 1855 accepted as Polymesoda inflata (R. A. Philippi, 1851)
57. Species Cyrena philippinarum Hanley, 1844 accepted as Batissa philippinarum (Hanley, 1844) (unaccepted > superseded combination)
58. Species Cyrena protexta Conrad, 1869 accepted as Cyrena floridana Conrad, 1846 accepted as Polymesoda floridana (Conrad, 1846) (unaccepted > junior subjective synonym)
59. Species Cyrena proxima Prime, 1864 accepted as Geloina coaxans (Gmelin, 1791) (junior synonym)
60. Species Cyrena pulchella Mousson, 1849 accepted as Corbicula pulchella (Mousson, 1849) (unaccepted > superseded combination)
61. Species Cyrena pullastra Mörch, 1861 accepted as Polymesoda notabilis (Deshayes, 1855) (junior synonym)
62. Species Cyrena purpurea H. C. Lea, 1842 accepted as Gemma gemma (Totten, 1834) (junior synonym)
63. Species Cyrena radiata Hanley, 1845 accepted as Polymesoda radiata (Hanley, 1845) (original combination)
64. Species Cyrena recluzii Prime, 1860 accepted as Polymesoda inflata (R. A. Philippi, 1851) (unaccepted > junior subjective synonym)
65. Species Cyrena regalis Prime, 1865 accepted as Polymesoda arctata (Deshayes, 1855)
66. Species Cyrena regularis Prime, 1861 accepted as Geloina nitida (Deshayes, 1855) (junior synonym)
67. Species Cyrena siamensis Prime, 1861 accepted as Geloina bengalensis (Lamarck, 1818) (junior synonym)
68. Species Cyrena siamica [sic] accepted as Geloina bengalensis (Lamarck, 1818) (misspelling of original name, Cyrena siamensis Prime, 1861)
69. Species Cyrena solida R. A. Philippi, 1846 accepted as Polymesoda fortis (Prime, 1861) (unaccepted > junior homonym, junior homonym of Cyrena solida Dunker, 1843; C. nicaraguana is a replacement name)
70. Species Cyrena solida G. B. Sowerby II, 1877 accepted as Geloina oviformis (Deshayes, 1854) (non Dunker, 1843)
71. Species Cyrena suborbicularis R. A. Philippi, 1848 accepted as Geloina coaxans (Gmelin, 1791)
72. Species Cyrena sumatrensis G. B. Sowerby I, 1822 accepted as Geloina bengalensis (Lamarck, 1818) (original combination)
73. Species Cyrena triangula von dem Busch, 1849 accepted as Polymesoda triangula (von dem Busch, 1849) (unaccepted > superseded combination)
74. Species Cyrena triangularis Metcalfe, 1852 accepted as Geloina triangularis (Metcalfe, 1852) (original combination)
75. Species Cyrena tribunalis Prime, 1870 accepted as Polymesoda tribunalis (Prime, 1870) (original combination)
76. Species Cyrena vanikorensis Quoy & Gaimard, 1835 accepted as Geloina vanikorensis (Quoy & Gaimard, 1835) (unaccepted > superseded combination)
77. Species Cyrena fontainei R. A. Philippi, 1851 (uncertain > nomen dubium)
78. Species Cyrena ponderosa Prime, 1860 (uncertain > taxon inquirendum)

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