WRiMS banner Asterias amurensis Ciona intestinalis Pterois volitans Tubastraea coccinea
Intro | Search taxa | Browse taxa | Distributions | Terminology | References | Statistics | Online sources | Tutorial | Log in

WoRMS taxon details

Mactridae Lamarck, 1809

230  (urn:lsid:marinespecies.org:taxname:230)

accepted
Family

Ordering

  • Alphabetically
  • By status

Children Display


  1. Genus Aktschagylia Starobogatov, 1970 †
    1. Species Aktschagylia azerbajdjanica (A. A. Ali-Zade & Kabakova, 1967) †
    2. Species Aktschagylia eldarica (V. P. Kolesnikov, 1950) †
    3. Species Aktschagylia inostranzevi (Andrusov, 1902) †
    4. Species Aktschagylia karabugasica (Andrusov, 1902) †
    5. Species Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) †
    6. Species Aktschagylia ossoskovi (Andrusov, 1902) †
    7. Species Aktschagylia ovata (Cheltsov, 1967) †
    8. Species Aktschagylia schirvanica (Andrusov, 1905) †
    9. Species Aktschagylia subcaspia (Andrusov, 1902) †
    10. Species Aktschagylia venjukovi (Andrusov, 1902) †
  2. Genus Aliomactra Stephenson, 1952 †
    1. Species Aliomactra compressa Stephenson, 1952 †
  3. Genus Allomactra Tomlin, 1931 †
    1. Species Allomactra grateloupi (Cossmann & Peyrot, 1909) †
  4. Genus Andrussella Korobkov, 1954 †
    1. Species Andrussella acutecarinata (Andrusov, 1902) †
    2. Species Andrussella angulatocarinata (Cheltsov, 1967) †
  5. Genus Avimactra Andrusov, 1905 †
    1. Species Avimactra aviculoides (Andrusov, 1905) †
    2. Species Avimactra praeaviculoides Cheltsov, 1967 †
    3. Subgenus Avimactra (Andrussella) Korobkov, 1954 † accepted as Andrussella Korobkov, 1954 † (unaccepted > superseded rank)
      1. Species Avimactra (Andrussella) acutecarinata (Andrusov, 1902) † accepted as Andrussella acutecarinata (Andrusov, 1902) †
    4. Subgenus Avimactra (Avimactra) Andrusov, 1905 † accepted as Avimactra Andrusov, 1905 † (unaccepted > superseded rank)
      1. Species Avimactra (Avimactra) karabugasica (Andrusov, 1902) † accepted as Aktschagylia karabugasica (Andrusov, 1902) †
      2. Species Avimactra (Avimactra) pisum (Andrusov, 1902) † accepted as Kirghizella pisum (Andrusov, 1902) †
      3. Species Avimactra (Avimactra) schirvanica (Andrusov, 1905) † accepted as Aktschagylia schirvanica (Andrusov, 1905) †
    5. Species Avimactra aktschagylica Dzhikiya, 1977 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (unaccepted > junior subjective synonym)
    6. Species Avimactra angulatocarinata Cheltsov, 1967 † accepted as Andrussella angulatocarinata (Cheltsov, 1967) †
    7. Species Avimactra eldarica V. P. Kolesnikov, 1950 † accepted as Aktschagylia eldarica (V. P. Kolesnikov, 1950) †
    8. Species Avimactra gedroitzi V. P. Kolesnikov, 1950 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
      1. Subspecies Avimactra gedroitzi sumbarica Cheltsov, 1968 † (unaccepted > nomen nudum)
    9. Species Avimactra imago (Andrusov, 1905) † accepted as Aktschagylia ossoskovi (Andrusov, 1902) † (junior subjective synonym)
    10. Species Avimactra modiolopsis Cheltsov, 1967 † accepted as Kirghizella modiolopsis (Cheltsov, 1967) †
    11. Species Avimactra nazarlebi (K. A. Ali-Zade, 1932) † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) †
      1. Subspecies Avimactra nazarlebi chatmica Dzhikiya, 1977 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
    12. Species Avimactra ovata Cheltsov, 1967 † accepted as Aktschagylia ovata (Cheltsov, 1967) †
    13. Species Avimactra parallela Cheltsov, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
    14. Species Avimactra parvula K. A. Ali-Zade, 1954 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
    15. Species Avimactra stavropolitana V. P. Kolesnikov, 1950 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (unaccepted > junior subjective synonym)
    16. Species Avimactra subcaspia (Andrusov, 1902) † accepted as Aktschagylia subcaspia (Andrusov, 1902) †
      1. Subspecies Avimactra subcaspia kachetica Dzhikiya, 1977 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (junior subjective synonym)
    17. Species Avimactra subovata Cheltsov, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
    18. Species Avimactra triquetra Cheltsov, 1967 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
  6. Genus Caspimactra A. A. Ali-Zade & Kabakova, 1969 †
    1. Species Caspimactra andrussovi (A. A. Ali-Zade, 1967) †
    2. Species Caspimactra naphtalanica A. A. Ali-Zade & Kabakova, 1969 †
  7. Genus Chersonimactra Paramonova, 1978 †
    1. Species Chersonimactra bulgarica (Toula, 1892) †
  8. Genus Cryptomactra Andrussow, 1902 †
    1. Species Cryptomactra pesanseris (Mayer-Eymar, 1857) †
  9. Genus Cymbophora Gabb, 1869 †
    1. Species Cymbophora ashburnerii (Gabb, 1864) †
    2. Species Cymbophora rogersi Rennie, 1930 †
  10. Subfamily Darininae Signorelli, 2011
    1. Genus Darcinia Clark, 1946 †
      1. Species Darcinia colombiana Clark, 1946 †
  11. Genus Eopapyrina Woodring, 1982 †
    1. Species Eopapyrina darienensis (Dall, 1898) †
  12. Genus Geltena Stephenson, 1946 †
    1. Species Geltena subequilatera Stephenson, 1946 †
  13. Genus Ionesimactra Signorelli, 2023 †
    1. Species Ionesimactra caspia (Eichwald, 1840) †
  14. Genus Kirghizella Andrusov, 1902 †
    1. Species Kirghizella miserabilis (Andrusov, 1902) †
    2. Species Kirghizella modiolopsis (Cheltsov, 1967) †
    3. Species Kirghizella pisum (Andrusov, 1902) †
  15. Subfamily Lutrariinae Gray, 1853
    1. Genus Darina Gray, 1853
      1. Species Darina rustica M. Huber, 2010
      2. Species Darina solenoides (P. P. King, 1832)
      3. Species Darina declivis P. P. Carpenter, 1864 accepted as Darina solenoides (P. P. King, 1832)
      4. Species Darina pusilla F. W. Hutton, 1873 accepted as Scalpomactra scalpellum (Reeve, 1854) (junior subjective synonym)
    2. Genus Eastonia J. E. Gray, 1853
      1. Species Eastonia crassidens (Lamarck, 1818) †
      2. Species Eastonia mitis Mayer, 1867 †
      3. Species Eastonia rugosa (Helbling, 1779)
      4. Species Eastonia solanderi (J. E. Gray, 1837)
      5. Species Eastonia africana Bartsch, 1915 accepted as Eastonia solanderi (J. E. Gray, 1837) (unaccepted > junior subjective synonym)
      6. Species Eastonia locardi d'Oliveira, 1895 accepted as Eastonia rugosa (Helbling, 1779)
      7. Species Eastonia nicobarica (Gmelin, 1791) accepted as Meropesta nicobarica (Gmelin, 1791)
      8. Species Eastonia reticulata (Spengler, 1802) accepted as Meropesta nicobarica (Gmelin, 1791)
    3. Genus Heterocardia Deshayes, 1855
      1. Species Heterocardia gibbosula Deshayes, 1855
      2. Species Heterocardia cumingi Deshayes, 1855 accepted as Heterocardia gibbosula Deshayes, 1855
      3. Species Heterocardia dennisoni H. Adams, 1866 accepted as Heterocardia gibbosula Deshayes, 1855
      4. Species Heterocardia elliptica Q.-Q. Zhuang, 1983 accepted as Heterocardia gibbosula Deshayes, 1855 (junior subjective synonym)
      5. Species Heterocardia fabagella Deshayes, 1855 accepted as Heterocardia gibbosula Deshayes, 1855
    4. Genus Lutraria Lamarck, 1799
      1. Species Lutraria angustior R. A. Philippi, 1844
      2. Species Lutraria bruuni A. W. B. Powell, 1967
      3. Species Lutraria budkeri Nicklès, 1955
      4. Species Lutraria capensis Reeve, 1854
      5. Species Lutraria complanata (Gmelin, 1791)
      6. Species Lutraria curta Reeve, 1854
      7. Species Lutraria grandis (F. W. Hutton, 1873) †
      8. Species Lutraria hejingi Thach, 2023
      9. Species Lutraria impar Reeve, 1854
      10. Species Lutraria inhacaensis Boshoff, 1965
      11. Species Lutraria lutraria (Linnaeus, 1758)
        1. Forma Lutraria lutraria f. capensis Reeve, 1854 accepted as Lutraria capensis Reeve, 1854
        2. Variety Lutraria lutraria var. jeffreysi De Gregorio, 1885 accepted as Lutraria oblonga (Gmelin, 1791) (synonym)
        3. Variety Lutraria lutraria var. panormensis De Gregorio, 1885 accepted as Lutraria lutraria (Linnaeus, 1758)
      12. Species Lutraria maxima Jonas, 1844
      13. Species Lutraria oblonga (Gmelin, 1791)
        1. Variety Lutraria oblonga var. altavillensis De Gregorio, 1885 accepted as Lutraria oblonga (Gmelin, 1791) (synonym)
        2. Variety Lutraria oblonga var. tarantensis De Gregorio, 1885 accepted as Lutraria oblonga (Gmelin, 1791) (synonym)
      14. Species Lutraria rhynchaena Jonas, 1844
      15. Species Lutraria sanna Basterot, 1825 †
        1. Variety Lutraria sanna var. vindobonensis Sacco, 1901 † accepted as Lutraria vindobonensis Sacco, 1901 † (unaccepted > superseded rank)
      16. Species Lutraria senegalensis Gray, 1837
      17. Species Lutraria sieboldii Reeve, 1854
      18. Species Lutraria steynlussii M. Huber, 2010
      19. Species Lutraria trapezoidalis A. W. B. Powell & Bartrum, 1929 †
      20. Species Lutraria turneri Jousseaume, 1891
      21. Species Lutraria vellai (Beu, 1966) †
      22. Species Lutraria vietnamensis Thach, 2023
      23. Species Lutraria vindobonensis Sacco, 1901 †
        1. Variety Lutraria vindobonensis var. marmaroschica Korobkov, 1951 † accepted as Lutraria vindobonensis Sacco, 1901 † (unaccepted > junior subjective synonym)
      24. Subgenus Lutraria (Cryptodon) Conrad, 1837 accepted as Tresus J. E. Gray, 1853 (Invalid: junior homonym of Cryptodon Turton, 1822 [Thyasiridae])
        1. Species Lutraria (Cryptodon) nuttallii Conrad, 1837 accepted as Tresus nuttallii (Conrad, 1837) (basionym)
      25. Subgenus Lutraria (Goniomactra) Mayer, 1867 accepted as Lutraria Lamarck, 1799
      26. Subgenus Lutraria (Lutraria) Lamarck, 1799 accepted as Lutraria Lamarck, 1799
        1. Species Lutraria (Lutraria) capensis Reeve, 1854 accepted as Lutraria capensis Reeve, 1854 (superseded combination)
        2. Species Lutraria (Lutraria) grandis (F. W. Hutton, 1873) † accepted as Lutraria grandis (F. W. Hutton, 1873) † (superseded combination)
        3. Species Lutraria (Lutraria) steynlussii M. Huber, 2010 accepted as Lutraria steynlussii M. Huber, 2010 (superseded combination)
      27. Subgenus Lutraria (Lutromactra) Iredale, 1929 accepted as Lutraria Lamarck, 1799 (junior subjective synonym)
        1. Species Lutraria (Lutromactra) impedita Iredale, 1929 accepted as Lutraria impar Reeve, 1854 (junior subjective synonym)
      28. Subgenus Lutraria (Lutrophora) Dall, 1895 accepted as Lutraria Lamarck, 1799 (junior subjective synonym)
      29. Subgenus Lutraria (Psammophila) T. Brown, 1827 accepted as Lutraria Lamarck, 1799
        1. Species Lutraria (Psammophila) inhacaensis Boshoff, 1965 accepted as Lutraria inhacaensis Boshoff, 1965 (superseded combination)
        2. Species Lutraria (Psammophila) trapezoidalis A. W. B. Powell & Bartrum, 1929 † accepted as Lutraria trapezoidalis A. W. B. Powell & Bartrum, 1929 † (superseded combination)
        3. Species Lutraria (Psammophila) vellai (Beu, 1966) † accepted as Lutraria vellai (Beu, 1966) † (superseded combination)
      30. Species Lutraria acinaces Quoy & Gaimard, 1835 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (superseded combination)
      31. Species Lutraria albanyana W. H. Turton, 1932 accepted as Simomactra capensis (G. B. Sowerby III, 1892) (possible junior synonym)
      32. Species Lutraria ambigua J. Sowerby, 1819 † accepted as Pholadomya ambigua (J. Sowerby, 1819) † (unaccepted > superseded combination)
      33. Species Lutraria andrussovi A. A. Ali-Zade, 1967 † accepted as Caspimactra andrussovi (A. A. Ali-Zade, 1967) †
      34. Species Lutraria angustata J. Sowerby, 1822 † accepted as Pholadomya angustata (J. Sowerby, 1822) †
      35. Species Lutraria arcuata Reeve, 1854 accepted as Lutraria rhynchaena Jonas, 1844
      36. Species Lutraria arcuata Deshayes, 1855 accepted as Lutraria arcuata Reeve, 1854 (synonym and homonym)
      37. Species Lutraria australis Reeve, 1854 accepted as Lutraria rhynchaena Jonas, 1844
      38. Species Lutraria australis Deshayes, 1855 accepted as Lutraria australis Reeve, 1854 (synonym and homonym)
      39. Species Lutraria canaliculata Say, 1822 accepted as Raeta plicatella (Lamarck, 1818) (unaccepted > junior subjective synonym)
      40. Species Lutraria candida Lamarck, 1818 accepted as Mactrotoma fragilis (Gmelin, 1791)
      41. Species Lutraria capax A. Gould, 1850 accepted as Tresus capax (A. Gould, 1850) (original combination)
      42. Species Lutraria chemnitzii R. A. Philippi, 1849 accepted as Meropesta nicobarica (Gmelin, 1791)
      43. Species Lutraria concentrica Münster, 1841 † accepted as Mactromya concentrica (Münster, 1841) † (unaccepted > superseded combination)
      44. Species Lutraria costata Tryon, 1870 accepted as Lutraria complanata (Gmelin, 1791)
      45. Species Lutraria cottardii Payraudeau, 1826 accepted as Scrobicularia cottardii (Payraudeau, 1826)
      46. Species Lutraria crassidens Lamarck, 1818 † accepted as Eastonia crassidens (Lamarck, 1818) † (unaccepted > superseded combination)
      47. Species Lutraria crassiplica Lamarck, 1818 accepted as Clementia papyracea (Gmelin, 1791)
      48. Species Lutraria cumingiana Reeve, 1854 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (junior subjective synonym)
      49. Species Lutraria curta Deshayes, 1855 accepted as Lutraria curta Reeve, 1854 (synonym and homonym)
      50. Species Lutraria deshayesii Reeve, 1854 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (junior subjective synonym)
      51. Species Lutraria dissimilis Reeve, 1854 accepted as Lutraria rhynchaena Jonas, 1844
      52. Species Lutraria dissimilis Deshayes, 1855 accepted as Lutraria dissimilis Reeve, 1854 (synonym and homonym)
      53. Species Lutraria elliptica Lamarck, 1801 accepted as Lutraria lutraria (Linnaeus, 1758) (synonym)
        1. Variety Lutraria elliptica var. alteruta [sic] accepted as Lutraria angustior R. A. Philippi, 1844 (misspelling)
        2. Variety Lutraria elliptica var. alterutra Jeffreys, 1864 accepted as Lutraria angustior R. A. Philippi, 1844 (synonym)
        3. Variety Lutraria elliptica var. angustior R. A. Philippi, 1844 accepted as Lutraria angustior R. A. Philippi, 1844 (superseded rank and combination)
        4. Variety Lutraria elliptica var. latior R. A. Philippi, 1844 accepted as Lutraria lutraria (Linnaeus, 1758)
      54. Species Lutraria elongata Gray, 1837 accepted as Lutraria complanata (Gmelin, 1791)
      55. Species Lutraria ensis Deshayes, 1835 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (junior objective synonym)
      56. Species Lutraria fragilis (Gmelin, 1791) accepted as Mactra fragilis Gmelin, 1791
      57. Species Lutraria gardnerae Spieker, 1922 accepted as Raeta undulata (A. Gould, 1851)
      58. Species Lutraria hasletti F. M. Anderson, 1929 † accepted as Raeta undulata (A. Gould, 1851) (unaccepted > junior subjective synonym)
      59. Species Lutraria impar Deshayes, 1855 accepted as Lutraria impar Reeve, 1854 (synonym and homonym)
      60. Species Lutraria impedita Iredale, 1929 accepted as Lutraria impar Reeve, 1854
      61. Species Lutraria inflata Dunker, 1853 accepted as Tresus nuttallii (Conrad, 1837)
      62. Species Lutraria intermedia G. B. Sowerby II, 1859 accepted as Lutraria angustior R. A. Philippi, 1844
      63. Species Lutraria kingi P. Fischer, 1887 accepted as Darina solenoides (P. P. King, 1832)
      64. Species Lutraria larga Reeve, 1854 accepted as Lutraria maxima Jonas, 1844
      65. Species Lutraria lineata Say, 1822 accepted as Anatina anatina (Spengler, 1802)
      66. Species Lutraria lirata J. Sowerby, 1819 † accepted as Pholadomya fidicula J. De C. Sowerby, 1826 †
      67. Species Lutraria lucida A. Gould, 1861 accepted as Lutraria australis Reeve, 1854 (junior subjective synonym)
      68. Species Lutraria magna (da Costa, 1778) sensu W. R. B. Oliver, 1915 accepted as Lutraria bruuni A. W. B. Powell, 1967 (misapplication)
      69. Species Lutraria magna (da Costa, 1778) sensu Winckworth, 1932 accepted as Lutraria oblonga (Gmelin, 1791) (unaccepted > misapplication)
      70. Species Lutraria maxima Middendorff, 1849 accepted as Tresus capax (A. Gould, 1850) (invalid: junior homonym of Lutraria maxima Jonas, 1844)
      71. Species Lutraria nuttallii Conrad, 1837 accepted as Tresus nuttallii (Conrad, 1837) (original combination)
      72. Species Lutraria ovalis J. Sowerby, 1819 † accepted as Pholadomya ovalis (J. Sowerby, 1819) †
      73. Species Lutraria papyracea Lamarck, 1818 accepted as Anatina anatina (Spengler, 1802)
      74. Species Lutraria philippinarum Reeve, 1854 accepted as Lutraria australis Reeve, 1854
      75. Species Lutraria philippinarum Deshayes, 1855 accepted as Lutraria philippinarum Reeve, 1854 (synonym and homonym)
      76. Species Lutraria plicatella Lamarck, 1818 accepted as Raeta plicatella (Lamarck, 1818) (original combination)
      77. Species Lutraria porrecta Finlay, 1930 accepted as Lutraria impar Reeve, 1854
      78. Species Lutraria radiata Yokoyama, 1920 accepted as Lutraria sieboldii Reeve, 1854
      79. Species Lutraria rugosa (Helbling, 1779) accepted as Eastonia rugosa (Helbling, 1779)
        1. Variety Lutraria rugosa var. b. Lamarck, 1818 accepted as Eastonia rugosa (Helbling, 1779)
      80. Species Lutraria senegalensis Récluz, 1849 accepted as Lutraria senegalensis Gray, 1837 (homonym and synonym of Lutraria senegalensis Gray, 1837)
      81. Species Lutraria sieboldii Deshayes, 1855 accepted as Lutraria sieboldii Reeve, 1854 (synonym and homonym)
      82. Species Lutraria simplex Hupé, 1854 † accepted as Panopaea simplex Hupé, 1854 † (unaccepted > superseded combination)
      83. Species Lutraria solenoides Lamarck, 1801 accepted as Lutraria oblonga (Gmelin, 1791)
      84. Species Lutraria solenoides Lamarck, 1801 sensu Menke, 1843 accepted as Lutraria rhynchaena Jonas, 1844
      85. Species Lutraria solida R. A. Philippi, 1851 accepted as Lutraria lutraria (Linnaeus, 1758)
      86. Species Lutraria solida F. W. Hutton, 1873 † accepted as Lutraria (Lutraria) grandis (F. W. Hutton, 1873) † (invalid: not Philippi, 1851)
      87. Species Lutraria tellinoides Lamarck, 1818 accepted as Tellinimactra edentula (Spengler, 1798)
      88. Species Lutraria tenuis R. A. Philippi, 1845 accepted as Darina solenoides (P. P. King, 1832) (unaccepted > junior subjective synonym)
      89. Species Lutraria tenuis Wilckens, 1910 † accepted as Hiatella tenuis (Wilckens, 1910) †
      90. Species Lutraria undulata A. Gould, 1851 accepted as Raeta undulata (A. Gould, 1851) (original combination)
      91. Species Lutraria ventricosa A. Gould, 1851 accepted as Mactrellona exoleta (Gray, 1837) (invalid: junior homonym of Lutraria ventricosa Goldfuss, 1840)
      92. Species Lutraria vulgaris J. Fleming, 1828 accepted as Lutraria lutraria (Linnaeus, 1758)
      93. Species Lutraria zealandica J. E. Gray, 1837 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (unaccepted > junior subjective synonym)
      94. Species Lutraria araucana R. A. Philippi, 1887 † (uncertain > unassessed)
      95. Species Lutraria brevicula R. A. Philippi, 1887 † (uncertain > unassessed)
      96. Species Lutraria carinifera J. De C. Sowerby, 1826 † (uncertain > unassessed)
      97. Species Lutraria cuneiformis Hupé, 1854 † (uncertain > unassessed)
      98. Species Lutraria elongata Münster, 1841 † (uncertain > unassessed)
      99. Species Lutraria gregaria Zieten, 1833 † (uncertain > unassessed)
      100. Species Lutraria hortensia Grzybowski, 1899 † (uncertain > unassessed)
      101. Species Lutraria intermedia Deshayes, 1855 (uncertain > taxon inquirendum)
      102. Species Lutraria macilenta R. A. Philippi, 1887 † (uncertain > unassessed)
      103. Species Lutraria mactroides Anton, 1837 (uncertain > taxon inquirendum)
      104. Species Lutraria martini R. A. Philippi, 1887 † (uncertain > unassessed)
      105. Species Lutraria oblata J. De C. Sowerby, 1826 † (uncertain > unassessed)
      106. Species Lutraria ovalis Münster, 1841 † (uncertain > unassessed)
      107. Species Lutraria prisca Goldfuss, 1841 † (uncertain > unassessed)
      108. Species Lutraria rugosa Goldfuss, 1841 † (uncertain > unassessed)
      109. Species Lutraria senex R. A. Philippi, 1887 † (uncertain > unassessed)
      110. Species Lutraria striata J. De C. Sowerby, 1826 † (uncertain > unassessed)
      111. Species Lutraria tenuistria Münster, 1841 † (uncertain > unassessed)
      112. Species Lutraria undata R. A. Philippi, 1887 † (uncertain > unassessed)
      113. Species Lutraria undatoides Ortmann, 1899 † (uncertain > unassessed)
      114. Species Lutraria ventricosa Goldfuss, 1841 † (uncertain > unassessed)
      115. Species Lutraria vetula R. A. Philippi, 1887 † (uncertain > unassessed)
      116. Species Lutraria volckmanni R. A. Philippi, 1887 † (uncertain > unassessed)
    5. Genus Meropesta Iredale, 1929
      1. Species Meropesta capillacea (Reeve, 1854)
      2. Species Meropesta nicobarica (Gmelin, 1791)
      3. Species Meropesta sinojaponica Q.-Q. Zhuang, 1983
      4. Species Meropesta meridiana Iredale, 1929 accepted as Meropesta nicobarica (Gmelin, 1791)
      5. Species Meropesta pellucida (Gmelin, 1791) accepted as Standella pellucida (Gmelin, 1791) (unaccepted > superseded combination)
    6. Genus Standella J. E. Gray, 1853
      1. Species Standella pellucida (Gmelin, 1791)
      2. Subgenus Standella (Eastonia) J. E. Gray, 1853 accepted as Eastonia J. E. Gray, 1853 (unaccepted > superseded rank)
        1. Species Standella (Eastonia) stimpsoni Dall, 1898 accepted as Meropesta capillacea (Reeve, 1854)
      3. Subgenus Standella (Merope) H. Adams & A. Adams, 1856 accepted as Merope H. Adams & A. Adams, 1856 (original rank)
      4. Species Standella aequalis W. H. Webster, 1905 accepted as Cyclomactra ovata (J. E. Gray, 1843) (unaccepted > junior subjective synonym)
      5. Species Standella annandalei Preston, 1915 accepted as Standella pellucida (Gmelin, 1791)
      6. Species Standella capillacea (Reeve, 1854) sensu Habe, 1964 accepted as Meropesta sinojaponica Q.-Q. Zhuang, 1983
      7. Species Standella fragilis Gray, 1853 accepted as Standella pellucida (Gmelin, 1791)
      8. Species Standella hubbardi Iredale, 1929 accepted as Standella pellucida (Gmelin, 1791) (junior subjective synonym)
      9. Species Standella inflata (F. W. Hutton, 1873) accepted as Cyclomactra ovata (J. E. Gray, 1843) (unaccepted > superseded combination, synonym)
      10. Species Standella mystrosura Stilwell & Zinsmeister, 1992 † accepted as Mulinia mystrosura (Stilwell & Zinsmeister, 1992) †
      11. Species Standella nicobarica (Gmelin, 1791) accepted as Meropesta nicobarica (Gmelin, 1791)
      12. Species Standella ovalina (Lamarck, 1818) accepted as Mactrotoma ovalina (Lamarck, 1818)
      13. Species Standella solanderi (J. E. Gray, 1837) accepted as Eastonia solanderi (J. E. Gray, 1837)
      14. Species Standella stimpsoni Dall, 1898 accepted as Meropesta capillacea (Reeve, 1854)
    7. Genus Tresus J. E. Gray, 1853
      1. Species Tresus allomyax Coan & Valentich-Scott, 2000
      2. Species Tresus capax (A. Gould, 1850)
      3. Species Tresus keenae (Kuroda & Habe, 1950)
      4. Species Tresus nuttallii (Conrad, 1837)
    8. Genus Zenatia J. E. Gray, 1853
      1. Species Zenatia acinaces (Quoy & Gaimard, 1835)
      2. Species Zenatia cretacea (H. Woods, 1917) †
      3. Species Zenatia flemingi Marwick, 1948 †
      4. Species Zenatia tepikiensis Beu, 1966 †
      5. Species Zenatia waipipiana Beu, 1966 †
      6. Subgenus Zenatia (Zenatia) Gray, 1853 accepted as Zenatia J. E. Gray, 1853
        1. Species Zenatia (Zenatia) acinaces (Quoy & Gaimard, 1835) accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (superseded combination)
        2. Species Zenatia (Zenatia) cretacea (H. Woods, 1917) † accepted as Zenatia cretacea (H. Woods, 1917) †
        3. Species Zenatia (Zenatia) flemingi Marwick, 1948 † accepted as Zenatia flemingi Marwick, 1948 † (superseded combination)
        4. Species Zenatia (Zenatia) tepikiensis Beu, 1966 † accepted as Zenatia tepikiensis Beu, 1966 †
      7. Subgenus Zenatia (Zenatraria) Beu, 1966 accepted as Lutraria (Psammophila) T. Brown, 1827 (junior subjective synonym)
        1. Species Zenatia (Zenatraria) vellai Beu, 1966 accepted as Lutraria (Psammophila) vellai (Beu, 1966) † (superseded combination)
        2. Species Zenatia (Zenatraria) waipipiana Beu, 1966 † accepted as Zenatia waipipiana Beu, 1966 † (superseded combination)
      8. Species Zenatia cumingiana Deshayes, 1855 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (junior subjective synonym)
      9. Species Zenatia solenoides Deshayes, 1855 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (junior subjective synonym)
      10. Species Zenatia vellai Beu, 1966 † accepted as Lutraria vellai (Beu, 1966) † (superseded combination)
      11. Species Zenatia victoriae Pritchard & Gatliff, 1903 accepted as Zenatina victoriae (Pritchard & Gatliff, 1903) (original combination)
      12. Species Zenatia zelandica J. E. Gray, 1853 accepted as Zenatia acinaces (Quoy & Gaimard, 1835) (probably a lapsus for [Lutraria] zealandica Gray, 1837)
    9. Genus Zenatina Gill & Darragh, 1963
      1. Species Zenatina victoriae (Pritchard & Gatliff, 1903)
  16. Subfamily Mactrinae Lamarck, 1809
    1. Genus Austromactra Iredale, 1930
      1. Species Austromactra compressa (Deshayes, 1832) †
      2. Species Austromactra contortula (Deshayes, 1857) †
      3. Species Austromactra contraria (Reeve, 1854)
      4. Species Austromactra lamberti (Deshayes, 1857) †
      5. Species Austromactra laudunensis (Watelet, 1853) †
      6. Species Austromactra loustauae (Bayan, 1873) †
      7. Species Austromactra parameces (Cossmann, 1886) †
      8. Species Austromactra recondita (Deshayes, 1857) †
      9. Species Austromactra rufescens (Lamarck, 1818)
      10. Species Austromactra semisulcata (Lamarck, 1805) †
      11. Species Austromactra caloundra Iredale, 1930 accepted as Austromactra contraria (Reeve, 1854)
    2. Genus Barymactra Cossmann, 1909
      1. Species Barymactra burdigalensis (Mayer, 1864) †
      2. Species Barymactra rostrata (Spengler, 1802)
    3. Genus Coelomactra Dall, 1895
      1. Species Coelomactra nasongoensis (Ladd, 1934) †
      2. Species Coelomactra antiquata (Spengler, 1802) accepted as Mactra antiquata Spengler, 1802
    4. Genus Crassula Marwick, 1948
      1. Species Crassula aequilatera (Reeve, 1854)
      2. Species Crassula gilberti (Bartrum, 1919) †
    5. Genus Cyclomactra Dall, 1895
      1. Species Cyclomactra altilunula (Marwick, 1927) †
      2. Species Cyclomactra ovata (J. E. Gray, 1843)
      3. Species Cyclomactra rudis (F. W. Hutton, 1873) †
      4. Species Cyclomactra tristis (Reeve, 1854)
      5. Species Cyclomactra williamsi (Marwick, 1948) †
    6. Genus Diaphoromactra Iredale, 1930
      1. Species Diaphoromactra versicolor (Tate, 1887)
    7. Genus Harvella J. E. Gray, 1853
      1. Species Harvella elegans (G. B. Sowerby I, 1825)
        1. Subspecies Harvella elegans tucilla Olsson, 1932 accepted as Harvella elegans (G. B. Sowerby I, 1825)
      2. Species Harvella estrellana (Olsson, 1922) accepted as Harvella elegans (G. B. Sowerby I, 1825)
        1. Subspecies Harvella estrellana tucilla Olsson, 1932 accepted as Harvella elegans (G. B. Sowerby I, 1825)
      3. Species Harvella pacifica Conrad, 1867 accepted as Harvella elegans (G. B. Sowerby I, 1825)
      4. Species Harvella vitrea (Gray, 1837) accepted as Huberimactra grayi (M. Huber, 2015) (unaccepted > junior subjective synonym)
    8. Genus Huberimactra Cosel & Gofas, 2018
      1. Species Huberimactra grayi (M. Huber, 2015)
      2. Species Huberimactra inconstans (Cosel, 1995)
    9. Genus Leptospisula Dall, 1895
      1. Species Leptospisula nivea (Gmelin, 1791)
    10. Genus Mactra Linnaeus, 1767
      1. Species Mactra abbreviata Lamarck, 1818
      2. Species Mactra achatina Holten, 1802
      3. Species Mactra aequisulcata G. B. Sowerby III, 1894
      4. Species Mactra alta Deshayes, 1855
      5. Species Mactra antiquata Spengler, 1802
      6. Species Mactra aphrodina Reeve, 1854
      7. Species Mactra artensis Montrouzier, 1859
      8. Species Mactra asiatica Tolstikova, 1964 †
      9. Species Mactra australis Lamarck, 1818
      10. Species Mactra axiniformis Tate, 1887 †
      11. Species Mactra bajarunasi V. P. Kolesnikov, 1925 †
      12. Species Mactra basteroti Mayer, 1853 †
        1. Subspecies Mactra basteroti konkensis Laskarev, 1899 †
        2. Variety Mactra basteroti var. konkensis Laskarev, 1899 † accepted as Mactra basteroti konkensis Laskarev, 1899 † (unaccepted > superseded rank)
      13. Species Mactra bodmani Stilwell & Zinsmeister, 1992 †
      14. Species Mactra carteri Beu, 2006 †
      15. Species Mactra chinensis R. A. Philippi, 1846
      16. Species Mactra corallina (Linnaeus, 1758)
        1. Subspecies Mactra corallina corallina (Linnaeus, 1758) accepted as Mactra corallina (Linnaeus, 1758) (unaccepted > superseded combination)
        2. Subspecies Mactra corallina plistoneerlandica van Regteren Altena, 1937 † accepted as Mactra plistoneerlandica van Regteren Altena, 1937 † (unaccepted > superseded combination)
        3. Variety Mactra corallina var. atlantica Bucquoy, Dautzenberg & Dollfus, 1896 accepted as Mactra stultorum (Linnaeus, 1758) (synonym)
        4. Variety Mactra corallina var. grangeri Bucquoy, Dautzenberg & Dollfus, 1896 accepted as Mactra stultorum (Linnaeus, 1758) (synonym)
        5. Variety Mactra corallina var. lignaria Monterosato, 1878 accepted as Mactra stultorum (Linnaeus, 1758) (nomen nudum)
        6. Variety Mactra corallina var. lignaria Bucquoy, Dautzenberg & Dollfus, 1896 accepted as Mactra stultorum (Linnaeus, 1758)
        7. Variety Mactra corallina var. oceanica Bucquoy, Dautzenberg & Dollfus, 1896 accepted as Mactra stultorum (Linnaeus, 1758) (synonym)
        8. Variety Mactra corallina var. trigona Pallary, 1938 accepted as Mactra stultorum (Linnaeus, 1758) (invalid; not Anton, 1838)
      17. Species Mactra cordiformis Reeve, 1854
      18. Species Mactra crossei (Dunker, 1877)
      19. Species Mactra cumingii Reeve, 1854
      20. Species Mactra cuneata Gmelin, 1791
      21. Species Mactra cygnus Gmelin, 1791
      22. Species Mactra darwinii G. B. Sowerby I, 1846 †
      23. Species Mactra deshayesi Mayer, 1867
      24. Species Mactra dissimilis Reeve, 1854
        1. Variety Mactra dissimilis var. ochracea E. von Martens, 1879 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
      25. Species Mactra dubia d'Archiac, 1854 †
      26. Species Mactra eburnea R. A. Philippi, 1849
      27. Species Mactra eximia Reeve, 1854
      28. Species Mactra faugeresi Gillet, 1971 †
      29. Species Mactra fuegiensis E. A. Smith, 1905
      30. Species Mactra gigas Nowell-Usticke, 1969
      31. Species Mactra glabrata Linnaeus, 1767
        1. Subspecies Mactra glabrata glabrata Linnaeus, 1767 accepted as Mactra glabrata Linnaeus, 1767
        2. Subspecies Mactra glabrata lilacea Lamarck, 1818 accepted as Mactra lilacea Lamarck, 1818
      32. Species Mactra glauca Born, 1778
        1. Variety Mactra glauca var. luteola Jeffreys, 1864 accepted as Mactra glauca Born, 1778
      33. Species Mactra grandis Gmelin, 1791
      34. Species Mactra guidoi Signorelli & F. Scarabino, 2010
      35. Species Mactra hamiltonensis Tate, 1887 †
      36. Species Mactra holmesi (Meek, 1875) †
      37. Species Mactra inaequalis Reeve, 1854
      38. Species Mactra incarnata Reeve, 1854
      39. Species Mactra incerta E. A. Smith, 1885
      40. Species Mactra iridescens Kuroda & Habe, 1958
      41. Species Mactra irigari Wilckens, 1910 †
      42. Species Mactra irizari Wilckens, 1910 †
      43. Species Mactra isabelleana A. d'Orbigny, 1846
      44. Species Mactra jacksonensis E. A. Smith, 1885
      45. Species Mactra kaffraria Rennie, 1930 †
      46. Species Mactra kanakina S. M. Souverbie, 1860
      47. Species Mactra lilacea Lamarck, 1818
        1. Subspecies Mactra lilacea jickelii Weinkauff, 1881 accepted as Mactra lilacea Lamarck, 1818
        2. Variety Mactra lilacea var. alba Jousseaume, 1916 accepted as Mactra lilacea Lamarck, 1818 (unaccepted > junior subjective synonym)
      48. Species Mactra luzonica Reeve, 1854
      49. Species Mactra maculata Gmelin, 1791
      50. Species Mactra marplatensis Doello-Jurado, 1949
      51. Species Mactra marwicki Beu, 2006 †
      52. Species Mactra mitis Reeve, 1854
      53. Species Mactra nipponica Kuroda & Habe, 1971
      54. Species Mactra olorina R. A. Philippi, 1846
      55. Species Mactra opposita Reeve, 1854
      56. Species Mactra patagonica A. d'Orbigny, 1846 †
      57. Species Mactra petitii A. d'Orbigny, 1846
      58. Species Mactra plana K. Martin, 1879 †
      59. Species Mactra plistoneerlandica van Regteren Altena, 1937 †
      60. Species Mactra pulchella R. A. Philippi, 1846
      61. Species Mactra pura Reeve, 1854
      62. Species Mactra pusilla A. Adams, 1856
      63. Species Mactra quadrangularis Reeve, 1854
      64. Species Mactra queenslandica E. A. Smith, 1914
      65. Species Mactra quirosana H. K. Hodson, 1931
      66. Species Mactra rochebrunei E. Lamy, 1916
      67. Species Mactra sauliana Gray, 1838
      68. Species Mactra sericea Reeve, 1854
      69. Species Mactra sliekeri Thach, 2024
      70. Species Mactra stultorum (Linnaeus, 1758)
        1. Subspecies Mactra stultorum plistoneerlandica van Regteren Altena, 1937 † accepted as Mactra plistoneerlandica van Regteren Altena, 1937 †
        2. Subspecies Mactra stultorum stultorum (Linnaeus, 1758) accepted as Mactra stultorum (Linnaeus, 1758)
      71. Species Mactra subglobosa Broderip & G. B. Sowerby I, 1829
      72. Species Mactra subponderosa A. d'Orbigny, 1852 †
      73. Species Mactra superstes Davitashvili, 1931 †
      74. Species Mactra thaanumi Dall, Bartsch & Rehder, 1938
      75. Species Mactra turgida Gmelin, 1791
      76. Species Mactra turkmenica Tolstikova, 1964 †
      77. Species Mactra violacea Gmelin, 1791
      78. Species Mactra westralis Lamprell & Whitehead, 1990
      79. Subgenus Mactra (Allomactra) Tomlin, 1931 † accepted as Allomactra Tomlin, 1931 † (unaccepted > superseded rank)
      80. Subgenus Mactra (Avimactra) Andrusov, 1905 † accepted as Avimactra Andrusov, 1905 †
        1. Species Mactra (Avimactra) aviculoides Andrusov, 1905 † accepted as Avimactra aviculoides (Andrusov, 1905) †
      81. Subgenus Mactra (Barymactra) Cossmann, 1909 accepted as Barymactra Cossmann, 1909 (unaccepted > superseded rank)
      82. Subgenus Mactra (Cyclomactra) Dall, 1895 accepted as Cyclomactra Dall, 1895 (original rank)
        1. Species Mactra (Cyclomactra) williamsi Marwick, 1948 † accepted as Cyclomactra williamsi (Marwick, 1948) † (superseded combination)
      83. Subgenus Mactra (Harvella) J. E. Gray, 1853 accepted as Harvella J. E. Gray, 1853 (unaccepted > superseded rank)
        1. Species Mactra (Harvella) sanctiblasii Maury, 1925 † accepted as Harvella elegans (G. B. Sowerby I, 1825) (unaccepted > junior subjective synonym)
      84. Subgenus Mactra (Heteromactra) E. Lamy, 1906 accepted as Cyamiomactra F. Bernard, 1897 (unaccepted > junior subjective synonym)
        1. Species Mactra (Heteromactra) laminifera E. Lamy, 1906 accepted as Cyamiomactra laminifera (E. Lamy, 1906) (basionym)
      85. Subgenus Mactra (Heteromactra) Cossmann, 1909 † accepted as Allomactra Tomlin, 1931 † (unaccepted > junior homonym, Invalid: junior homonym of Heteromactra Lamy, 1906)
        1. Species Mactra (Heteromactra) grateloupi Cossmann & Peyrot, 1909 † accepted as Allomactra grateloupi (Cossmann & Peyrot, 1909) † (unaccepted > superseded combination)
      86. Subgenus Mactra (Kirghizella) Andrusov, 1902 † accepted as Kirghizella Andrusov, 1902 †
        1. Species Mactra (Kirghizella) pisum Andrusov, 1902 † accepted as Kirghizella pisum (Andrusov, 1902) †
      87. Subgenus Mactra (Mactrodrerma) Dall, 1894 accepted as Mactrotoma Dall, 1894
      88. Subgenus Mactra (Mactrotoma) Dall, 1894 accepted as Mactrotoma Dall, 1894 (unaccepted > superseded rank)
        1. Species Mactra (Mactrotoma) aspersa G. B. Sowerby I, 1825 accepted as Oxyperas aspersum (G. B. Sowerby I, 1825)
        2. Species Mactra (Mactrotoma) capensis G. B. Sowerby III, 1892 accepted as Simomactra capensis (G. B. Sowerby III, 1892)
        3. Species Mactra (Mactrotoma) tholoensis Ladd, 1934 † accepted as Mactrotoma tholoensis (Ladd, 1934) †
        4. Species Mactra (Mactrotoma) vitiensis (A. M. Davies, 1927) † accepted as Mactrotoma vitiensis (A. M. Davies, 1927) †
        5. Species Mactra (Mactrotoma) undula Dall, 1898 † (uncertain > unassessed)
      89. Subgenus Mactra (Mactrula) Marwick, 1948 accepted as Pseudocardium Gabb, 1866 †
        1. Species Mactra (Mactrula) mula Marwick, 1948 † accepted as Pseudocardium mula (Marwick, 1948) † (superseded combination)
      90. Subgenus Mactra (Maorimactra) H. J. Finlay, 1928 accepted as Maorimactra H. J. Finlay, 1928 (unaccepted > superseded combination)
        1. Species Mactra (Maorimactra) acuminella (H. J. Finlay, 1930) † accepted as Maorimactra acuminella H. J. Finlay, 1930 † (superseded combination)
        2. Species Mactra (Maorimactra) bodmani Stilwell & Zinsmeister, 1992 † accepted as Maorimactra bodmani (Stilwell & Zinsmeister, 1992) †
        3. Species Mactra (Maorimactra) ordinaria E. A. Smith, 1898 accepted as Maorimactra ordinaria (E. A. Smith, 1898) (superseded combination)
        4. Species Mactra (Maorimactra) carteri Beu, 2006 † represented as Mactra carteri Beu, 2006 †
        5. Species Mactra (Maorimactra) chrydaea (Suter, 1911) † represented as Mactra chrydaea Suter, 1911 †
        6. Species Mactra (Maorimactra) marwicki Beu, 2006 † represented as Mactra marwicki Beu, 2006 †
      91. Subgenus Mactra (Micromactra) Dall, 1894 accepted as Mactrella J. E. Gray, 1853 (unaccepted > junior subjective synonym)
        1. Species Mactra (Micromactra) atacama Pilsbry & Olsson, 1941 accepted as Mactrotoma angusta (Reeve, 1854)
        2. Species Mactra (Micromactra) isthmica Pilsbry & H. N. Lowe, 1932 accepted as Mactrotoma isthmica (Pilsbry & H. N. Lowe, 1932) (unaccepted > superseded combination)
        3. Species Mactra (Micromactra) surinamensis van Regteren Altena, 1968 accepted as Mactrotoma surinamensis (van Regteren Altena, 1968)
        4. Species Mactra (Micromactra) vanattae Pilsbry & H. N. Lowe, 1932 accepted as Mactrotoma isthmica (Pilsbry & H. N. Lowe, 1932) (unaccepted > junior subjective synonym)
          1. Subspecies Mactra (Micromactra) vanattae acymata Pilsbry & H. N. Lowe, 1932 accepted as Mactrotoma isthmica (Pilsbry & H. N. Lowe, 1932) (original combination; junior synonym)
        5. Species Mactra (Micromactra) macescens Guppy, 1866 † (uncertain > unassessed)
      92. Subgenus Mactra (Mulinia) J. E. Gray, 1837 accepted as Mulinia J. E. Gray, 1837 (unaccepted > superseded rank)
        1. Species Mactra (Mulinia) levicardo E. A. Smith, 1881 accepted as Mulinia levicardo (E. A. Smith, 1881) (basionym)
        2. Species Mactra (Mulinia) rodatzi Dunker, 1850 accepted as Mulinia edulis (P. P. King, 1832)
      93. Subgenus Mactra (Oxyperas) Mörch, 1853 accepted as Oxyperas Mörch, 1853
        1. Species Mactra (Oxyperas) coppingeri E. A. Smith, 1884 accepted as Oxyperas coppingeri (E. A. Smith, 1884) (basionym)
      94. Subgenus Mactra (Pseudoxyperas) Sacco, 1901 accepted as Oxyperas Mörch, 1853 (superseded combination)
        1. Species Mactra (Pseudoxyperas) proaspersa Sacco, 1901 accepted as Oxyperas proaspersum (Sacco, 1901)
      95. Subgenus Mactra (Sarmatimactra) Korobkov, 1954 † accepted as Sarmatimactra Korobkov, 1954 † (unaccepted > superseded rank)
        1. Species Mactra (Sarmatimactra) andrussowi V. Kolesnikov, 1925 † accepted as Sarmatimactra andrussowi (V. Kolesnikov, 1925) †
        2. Species Mactra (Sarmatimactra) bulgarica Toula, 1892 † accepted as Chersonimactra bulgarica (Toula, 1892) †
        3. Species Mactra (Sarmatimactra) caspia Eichwald, 1840 † accepted as Ionesimactra caspia (Eichwald, 1840) †
        4. Species Mactra (Sarmatimactra) eichwaldi Laskarev, 1914 † accepted as Podolimactra eichwaldi (Laskarew, 1914) †
        5. Species Mactra (Sarmatimactra) fabreana A. d'Orbigny, 1844 † accepted as Sarmatimactra fabreana (A. d'Orbigny, 1844) †
        6. Species Mactra (Sarmatimactra) pallasi (Baily, 1858) † accepted as Sarmatimactra vitaliana pallasi (Baily, 1858) †
        7. Species Mactra (Sarmatimactra) tapesoides Sinzov, 1897 † accepted as Sarmatimactra tapesoides (Sinzov, 1897) †
        8. Species Mactra (Sarmatimactra) vitaliana A. d'Orbigny, 1844 † accepted as Sarmatimactra vitaliana (A. d'Orbigny, 1844) †
      96. Subgenus Mactra (Simomactra) Dall, 1894 accepted as Simomactra Dall, 1894
        1. Species Mactra (Simomactra) hoffstetteri Cauquoin, 1969 accepted as Spisula adamsi Olsson, 1961
      97. Subgenus Mactra (Spisula) J. E. Gray, 1837 accepted as Spisula J. E. Gray, 1837
        1. Species Mactra (Spisula) asperaeformis Nomura & Zinbo, 1934 † accepted as Oxyperas (Rugosoxyperas) asperaeformis (Nomura & Zinbo, 1934) † (unaccepted > superseded combination)
        2. Species Mactra (Spisula) grayana Schrenck, 1867 accepted as Mactromeris polynyma (W. Stimpson, 1860)
      98. Subgenus Mactra (Stiphromactra) Böhm, 1929 † accepted as Stiphromactra Böhm, 1929 † (unaccepted > superseded rank)
        1. Species Mactra (Stiphromactra) welwitschi J. Böhm, 1929 † accepted as Stiphromactra welwitschi (J. Böhm, 1929) † (unaccepted > superseded combination)
      99. Subgenus Mactra (Trigonella) Conrad, 1837 accepted as Tivela Link, 1807
        1. Species Mactra (Trigonella) incerta E. A. Smith, 1885 accepted as Mactra incerta E. A. Smith, 1885 (basionym)
        2. Species Mactra (Trigonella) jacksonensis E. A. Smith, 1885 accepted as Mactra jacksonensis E. A. Smith, 1885 (basionym)
        3. Species Mactra (Trigonella) laevis Dunker, 1871 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
        4. Species Mactra (Trigonella) radiata Dunker, 1871 (uncertain > taxon inquirendum, not of Mendes da Costa, 1778; not of Spengler, 1802; not of Donovan, 1803)
      100. Species Mactra acuminella (Finlay, 1930) † accepted as Maorimactra acuminella H. J. Finlay, 1930 †
      101. Species Mactra acutecarinata Andrusov, 1902 † accepted as Andrussella acutecarinata (Andrusov, 1902) †
      102. Species Mactra acutissima Cosel, 1995 accepted as Scissodesma acutissima (Cosel, 1995)
      103. Species Mactra adansoni [sic] accepted as Mactra adansonii R. A. Philippi, 1849 (misspelling of specific epithet)
        1. Variety Mactra adansoni var. decora [sic] accepted as Mactra adansonii var. decora Reeve, 1854 sensu W. H. Turton, 1932 (misspelling of specific epithet)
        2. Variety Mactra adansoni var. elongata W. H. Turton, 1932 accepted as Mactra adansonii var. elongata W. H. Turton, 1932 (misspelling of specific epithet)
        3. Variety Mactra adansoni var. semistriata [sic] accepted as Mactra adansonii var. semistriata Reeve, 1854 sensu W. H. Turton, 1932 (misspelling of specific epithet)
      104. Species Mactra adansonii R. A. Philippi, 1849 accepted as Mactra glabrata Linnaeus, 1767
        1. Variety Mactra adansonii var. decora Reeve, 1854 sensu W. H. Turton, 1932 accepted as Mactra ochracea E. von Martens, 1879
        2. Variety Mactra adansonii var. elongata W. H. Turton, 1932 accepted as Mactra ochracea E. von Martens, 1879
        3. Variety Mactra adansonii var. semistriata Reeve, 1854 sensu W. H. Turton, 1932 accepted as Mactra lilacea Lamarck, 1818
      105. Species Mactra adspersa Dunker, 1849 accepted as Mactra achatina Holten, 1802
      106. Species Mactra aegyptiaca Dillwyn, 1817 accepted as Meropesta nicobarica (Gmelin, 1791)
      107. Species Mactra aequilatera Reeve, 1854 accepted as Crassula aequilatera (Reeve, 1854) (superseded combination)
      108. Species Mactra aequilateralis Deshayes, 1854 accepted as Crassula aequilatera (Reeve, 1854) (junior objective synonym)
      109. Species Mactra agalarovae A. A. Ali-Zade, 1967 † accepted as Aktschagylia eldarica (V. P. Kolesnikov, 1950) † (junior subjective synonym)
      110. Species Mactra alata A. A. Ali-Zade & O. I. Popova, 1967 † accepted as Avimactra praeaviculoides Cheltsov, 1967 † (tentative junior subjective synonym)
      111. Species Mactra alata Spengler, 1802 accepted as Mactrellona alata (Spengler, 1802) (unaccepted > superseded combination)
        1. Variety Mactra alata var. subalata Mörch, 1860 accepted as Mactrellona alata (Spengler, 1802) (unaccepted > junior subjective synonym)
      112. Species Mactra alata Macarovici, 1940 † accepted as Planimactra plana (Belokrys, 1964) † (unaccepted > junior homonym)
      113. Species Mactra alba W. Wood, 1802 accepted as Abra alba (W. Wood, 1802)
      114. Species Mactra alba Lamarck, 1818 accepted as Mactra corallina (Linnaeus, 1758)
      115. Species Mactra albana A. A. Ali-Zade & O. I. Popova, 1967 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
      116. Species Mactra albina Deshayes, 1832 accepted as Leptospisula nivea (Gmelin, 1791)
      117. Species Mactra alfredensis Bartsch, 1915 accepted as Mactrotoma ovalina (Lamarck, 1818) (junior synonym)
      118. Species Mactra ambiqua Weinkauff, 1884 accepted as Mactrotoma compressa (Spengler, 1802)
      119. Species Mactra amygdala Crosse & P. Fischer, 1864 accepted as Anapella cycladea (Lamarck, 1818)
      120. Species Mactra anatina Spengler, 1802 accepted as Anatina anatina (Spengler, 1802) (original combination)
      121. Species Mactra anatinoides Reeve, 1854 accepted as Raeta pellicula (Reeve, 1854)
      122. Species Mactra andamanica (E. A. Smith, 1904) accepted as Periploma andamanicum (E. A. Smith, 1904)
      123. Species Mactra andrussowi V. Kolesnikov, 1925 † accepted as Sarmatimactra andrussowi (V. Kolesnikov, 1925) † (unaccepted > superseded combination)
      124. Species Mactra angolensis Cosel, 1995 accepted as Scissodesma angolensis (Cosel, 1995)
      125. Species Mactra angulata Reeve, 1854 accepted as Mulinia pallida (Broderip & G. B. Sowerby I, 1829) (unaccepted > junior homonym, not Mactra angulata J. de C. Sowerby, 1836)
      126. Species Mactra angulifera Reeve, 1854 accepted as Mactrotoma angulifera (Reeve, 1854) (original combination)
      127. Species Mactra angulifera Deshayes, 1855 accepted as Mactra angulifera Reeve, 1854 (synonym and homonym)
      128. Species Mactra angusta Reeve, 1854 accepted as Mactrotoma angusta (Reeve, 1854) (original combination)
      129. Species Mactra angusta Deshayes, 1855 accepted as Mactra angusta Reeve, 1854 (synonym and homonym)
      130. Species Mactra anserina Guppy, 1873 accepted as Mactrotoma fragilis (Gmelin, 1791) (unaccepted > junior subjective synonym)
      131. Species Mactra aphrodina Deshayes, 1855 accepted as Mactra aphrodina Reeve, 1854 (synonym and homonym)
      132. Species Mactra apicina Reeve, 1854 accepted as Mactra luzonica Reeve, 1854
      133. Species Mactra approba A. A. Ali-Zade, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
      134. Species Mactra araucana A. d'Orbigny, 1847 † accepted as Mactra ambigua R. A. Philippi, 1887 † (unaccepted > junior homonym)
      135. Species Mactra arctata Conrad, 1831 accepted as Mesodesma arctatum (Conrad, 1831)
      136. Species Mactra ashburnerii Gabb, 1864 † accepted as Cymbophora ashburnerii (Gabb, 1864) † (unaccepted > superseded combination)
      137. Species Mactra aspersa G. B. Sowerby I, 1825 accepted as Oxyperas aspersa (G. B. Sowerby I, 1825)
      138. Species Mactra asteriae A. A. Ali-Zade, 1967 † accepted as Aktschagylia ossoskovi (Andrusov, 1902) † (tentative junior subjective synonym)
      139. Species Mactra atacama Pilsbry & Olsson, 1941 accepted as Mactrotoma angusta (Reeve, 1854)
      140. Species Mactra attenuata Reeve, 1854 accepted as Mactra cygnus Gmelin, 1791
      141. Species Mactra attenuata Deshayes, 1855 accepted as Mactra attenuata Reeve, 1854 (synonym and homonym)
      142. Species Mactra attenuata F. W. Hutton, 1873 † accepted as Oxyperas leda (H. J. Finlay, 1924) † (invalid: not Reeve, 1854, nor Deshayes, 1855)
      143. Species Mactra austeniana Maury, 1912 † accepted as Tivela austeniana (Maury, 1912) † (unaccepted > superseded combination)
      144. Species Mactra azerbajdjanica A. A. Ali-Zade & Kabakova, 1967 † accepted as Aktschagylia azerbajdjanica (A. A. Ali-Zade & Kabakova, 1967) †
      145. Species Mactra balchanica A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
      146. Species Mactra bernayi Cossmann, 1886 † accepted as Spisula bernayi (Cossmann, 1886) † (unaccepted > superseded combination)
      147. Species Mactra bilineata Reeve, 1854 accepted as Mactrotoma fragilis (Gmelin, 1791)
      148. Species Mactra bilineata Deshayes, 1855 accepted as Mactra bilineata Reeve, 1854 (synonym and homonym)
      149. Species Mactra bistrigata Mörch, 1860 accepted as Mulinia pallida (Broderip & G. B. Sowerby I, 1829)
      150. Species Mactra bogatschevi A. A. Ali-Zade, 1967 † accepted as Kirghizella modiolopsis (Cheltsov, 1967) † (tentative junior subjective synonym)
      151. Species Mactra bonneauii Bernardi, 1858 accepted as Mactra quadrangularis Reeve, 1854
      152. Species Mactra bourguignati Locard, 1890 accepted as Mactra stultorum (Linnaeus, 1758)
      153. Species Mactra boysii Montagu, 1803 accepted as Abra alba (W. Wood, 1802)
      154. Species Mactra brasiliana Lamarck, 1818 accepted as Mactrotoma fragilis (Gmelin, 1791)
      155. Species Mactra bulgarica Toula, 1892 † accepted as Chersonimactra bulgarica (Toula, 1892) †
      156. Species Mactra burdigalensis Mayer, 1864 † accepted as Barymactra burdigalensis (Mayer, 1864) †
      157. Species Mactra calbucana R. A. Philippi, 1893 accepted as Mulinia exalbida J. E. Gray, 1837
      158. Species Mactra californica Reeve, 1854 accepted as Mactrotoma nasuta (A. Gould, 1851)
      159. Species Mactra californica Conrad, 1837 accepted as Mactrella californica (Conrad, 1837) (original combination)
      160. Species Mactra californica Deshayes, 1855 accepted as Mactra californica Reeve, 1854 (synonym and homonym)
      161. Species Mactra campechensis J. E. Gray, 1825 accepted as Raeta plicatella (Lamarck, 1818) (unaccepted > junior subjective synonym)
      162. Species Mactra candida Nardo, 1847 accepted as Mactra corallina (Linnaeus, 1758)
      163. Species Mactra capensis G. B. Sowerby III, 1892 accepted as Simomactra capensis (G. B. Sowerby III, 1892)
      164. Species Mactra capillacea Reeve, 1854 accepted as Meropesta capillacea (Reeve, 1854)
      165. Species Mactra capillacea Deshayes, 1855 accepted as Mactra capillacea Reeve, 1854 (synonym and homonym)
      166. Species Mactra carinata Lamarck, 1818 accepted as Mactrellona alata (Spengler, 1802)
      167. Species Mactra carinulata Reeve, 1854 accepted as Mulinia cleryana (A. d'Orbigny, 1846)
      168. Species Mactra carinulata Deshayes, 1855 accepted as Mactra carinulata Reeve, 1854 (synonym and homonym)
      169. Species Mactra carneopicta Pilsbry, 1904 accepted as Mactra chinensis R. A. Philippi, 1846
      170. Species Mactra caspia Eichwald, 1840 † accepted as Ionesimactra caspia (Eichwald, 1840) † (unaccepted > superseded combination)
      171. Species Mactra castanea Lamarck, 1818 accepted as Spisula solida (Linnaeus, 1758)
      172. Species Mactra catilliformis (Conrad, 1867) accepted as Mactromeris catilliformis (Conrad, 1867) (unaccepted > superseded combination)
      173. Species Mactra cecileana A. d'Orbigny, 1843 † accepted as Nucula (Leionucula) cecileana A. d'Orbigny, 1843 † (unaccepted > superseded combination)
      174. Species Mactra chemnitzii Gray, 1837 accepted as Mactra antiquata Spengler, 1802
      175. Species Mactra chrydaea Suter, 1911 † accepted as Maorimactra chrydaea (Suter, 1911) † (superseded combination)
      176. Species Mactra cibaria R. A. Philippi, 1893 accepted as Mulinia exalbida J. E. Gray, 1837
      177. Species Mactra cinerea Montagu, 1808 accepted as Mactra stultorum (Linnaeus, 1758) (synonym)
        1. Species Mactra cleryana A. d'Orbigny, 1846 accepted as Mulinia cleryana (A. d'Orbigny, 1846) (original combination)
        2. Species Mactra cojimbensis Anton, 1837 accepted as Mulinia edulis (P. P. King, 1832)
        3. Species Mactra colchaguana Hupé, 1854 † accepted as Pitar colchaguana (Hupé, 1854) † (unaccepted > superseded combination)
        4. Species Mactra colchaguensis R. A. Philippi, 1887 † accepted as Mactra colchaguana Hupé, 1854 † (unaccepted > unjustified emendation)
        5. Species Mactra coloradoensis Dall, 1894 accepted as Mulinia modesta (P. P. Carpenter, 1864) (unaccepted > junior subjective synonym)
          1. Subspecies Mactra coloradoensis acuta (Dall, 1894) accepted as Mulinia modesta (P. P. Carpenter, 1864) (unaccepted > junior subjective synonym)
        6. Species Mactra complanata Gmelin, 1791 accepted as Lutraria complanata (Gmelin, 1791)
        7. Species Mactra complanata Reeve, 1854 accepted as Simomactra chionia (Tomlin, 1921) (unaccepted > junior homonym, Junior homonym of Mactra complanata Gmelin, 1791. Mactrinula chionia Tomlin, 1921 is a replacement name)
        8. Species Mactra compressa Spengler, 1802 accepted as Mactrotoma compressa (Spengler, 1802)
        9. Species Mactra compressa Pulteney, 1799 accepted as Scrobicularia plana (da Costa, 1778)
        10. Species Mactra compressa Deshayes, 1832 † accepted as Austromactra compressa (Deshayes, 1832) † (unaccepted > superseded combination)
        11. Species Mactra concentrica Bory de Saint-Vincent, 1827 accepted as Mactrellona alata (Spengler, 1802)
        12. Species Mactra congesta Conrad, 1833 † accepted as Mulinia congesta (Conrad, 1833) † (unaccepted > superseded combination)
        13. Species Mactra contortula Deshayes, 1857 † accepted as Austromactra contortula (Deshayes, 1857) † (unaccepted > superseded combination)
        14. Species Mactra contraria Reeve, 1854 accepted as Austromactra contraria (Reeve, 1854)
        15. Species Mactra contraria Deshayes, 1855 accepted as Mactra contraria Reeve, 1854 (synonym and homonym)
        16. Species Mactra coppingeri E. A. Smith, 1884 accepted as Oxyperas coppingeri (E. A. Smith, 1884) (original combination)
        17. Species Mactra coquimba R. A. Philippi, 1887 accepted as Spisula petitii (A. d'Orbigny, 1846)
        18. Species Mactra coquimbana R. A. Philippi, 1893 accepted as Mulinia edulis (P. P. King, 1832)
        19. Species Mactra corbiculoides Reeve, 1854 accepted as Mactra cygnus Gmelin, 1791
        20. Species Mactra corbiculoides Deshayes, 1855 accepted as Mactra corbiculoides Reeve, 1854 (synonym and homonym)
        21. Species Mactra corbuloides Reeve, 1854 accepted as Spisula trigonella (Lamarck, 1818)
        22. Species Mactra corbuloides Deshayes, 1855 accepted as Mactra corbuloides Reeve, 1854
        23. Species Mactra cornea Reeve, 1854 accepted as Mactra antiquata Spengler, 1802
        24. Species Mactra cornea Poli, 1791 accepted as Donacilla cornea (Poli, 1791) (original combination)
        25. Species Mactra crassatella Lamarck, 1818 accepted as Spisula solida (Linnaeus, 1758)
        26. Species Mactra crassitesta Finlay, 1927 † accepted as Spisula crassitesta (H. J. Finlay, 1927) † (superseded combination)
        27. Species Mactra crista Jousseaume, 1894 accepted as Mactrotoma ovalina (Lamarck, 1818) (junior synonym)
        28. Species Mactra cumingiana Petit de la Saussaye, 1853 accepted as Barymactra rostrata (Spengler, 1802)
        29. Species Mactra cuneola A. Gould, 1850 accepted as Mulinia edulis (P. P. King, 1832)
        30. Species Mactra cuvieri Deshayes, 1854 accepted as Mactra cumingii Reeve, 1854
        31. Species Mactra cygnea Spengler, 1802 accepted as Mactra cygnus Gmelin, 1791
        32. Species Mactra cygnea Lamarck, 1799 † accepted as Crassatella ponderosa (Gmelin, 1791) †
        33. Species Mactra cygnea R. A. Philippi, 1844 accepted as Mactra olorina R. A. Philippi, 1846 (unaccepted > junior homonym, junior homonym of Mactra cygnea Lamarck, 1799)
        34. Species Mactra cyprinus W. Wood, 1828 accepted as Anatina cyprinus (W. Wood, 1828) (original combination)
        35. Species Mactra cyrenoides Michelotti, 1861 † accepted as Polymesoda convexa (Brongniart, 1822) † (unaccepted > junior subjective synonym)
        36. Species Mactra danatensis A. A. Ali-Zade, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
        37. Species Mactra davidaschvilii A. A. Ali-Zade, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
        38. Species Mactra dealbata Pulteney, 1799 accepted as Mactrotoma dealbata (Pulteney, 1799) (original combination)
        39. Species Mactra deaurata W. Turton, 1822 accepted as Mesodesma deauratum (W. Turton, 1822) (original combination)
        40. Species Mactra debilis A. Gould, 1850 accepted as Standella pellucida (Gmelin, 1791)
        41. Species Mactra decora Reeve, 1854 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
        42. Species Mactra decora A. A. Ali-Zade & O. I. Popova, 1967 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
        43. Species Mactra decora Deshayes, 1855 accepted as Mactra decora Reeve, 1854 (synonym and homonym)
        44. Species Mactra delicatula Preston, 1904 accepted as Mactra cuneata Gmelin, 1791 (unaccepted > junior subjective synonym)
          1. Variety Mactra delicatula var. nivea Preston, 1904 accepted as Mactra cuneata Gmelin, 1791 (unaccepted > junior subjective synonym)
        45. Species Mactra deltoides Lamarck, 1818 accepted as Spisula subtruncata (da Costa, 1778)
        46. Species Mactra delumbis Conrad, 1832 † accepted as Spisula (Hemimactra) delumbis (Conrad, 1832) † (unaccepted > superseded combination)
        47. Species Mactra deluta A. Gould, 1850 accepted as Cyclomactra ovata (J. E. Gray, 1843) (unaccepted > junior subjective synonym)
        48. Species Mactra depressa Spengler, 1802 accepted as Mactrotoma depressa (Spengler, 1802)
        49. Species Mactra depressa Lamarck, 1818 accepted as Standella pellucida (Gmelin, 1791)
        50. Species Mactra deshayesii Conrad, 1868 accepted as Mactrotoma nasuta (A. Gould, 1851)
        51. Species Mactra dianae A. A. Ali-Zade, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
        52. Species Mactra diolensis Bouchet & Nicklès, 1976 accepted as Mactrotoma compressa (Spengler, 1802)
        53. Species Mactra discors J. E. Gray, 1837 accepted as Spisula discors (J. E. Gray, 1837) (superseded combination)
        54. Species Mactra dissimilis Deshayes, 1855 accepted as Mactra dissimilis Reeve, 1854 (synonym and homonym)
        55. Species Mactra dolabrata Reeve, 1854 accepted as Mactrinula dolabrata (Reeve, 1854)
        56. Species Mactra dolabrata Deshayes, 1855 accepted as Mactra dolabrata Reeve, 1854 (synonym and homonym)
        57. Species Mactra dolabriformis (Conrad, 1867) accepted as Simomactra dolabriformis (Conrad, 1867) (unaccepted > superseded combination)
        58. Species Mactra donacia Lamarck, 1818 accepted as Mesodesma donacium (Lamarck, 1818)
        59. Species Mactra dunkeri Yokoyama, 1922 accepted as Spisula sachalinensis (Schrenck, 1862)
        60. Species Mactra dysoni Reeve, 1854 accepted as Mactra eburnea R. A. Philippi, 1849
        61. Species Mactra ebersini A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
        62. Species Mactra edulis P. P. King, 1832 accepted as Mulinia edulis (P. P. King, 1832) (original combination)
        63. Species Mactra egena Reeve, 1854 accepted as Oxyperas egena (Reeve, 1854)
        64. Species Mactra egena Deshayes, 1855 accepted as Mactra egena Reeve, 1854 (synonym and homonym)
        65. Species Mactra eichwaldi Laskarev, 1914 † accepted as Podolimactra eichwaldi (Laskarew, 1914) † (unaccepted > superseded combination)
        66. Species Mactra elegans G. B. Sowerby I, 1825 accepted as Harvella elegans (G. B. Sowerby I, 1825) (original combination)
        67. Species Mactra elegans F. W. Hutton, 1873 † accepted as Mactra ordinaria E. A. Smith, 1898 (Invalid: not G.B. Sowerby I, 1825 (homonym). Mactra ordinaria E.A. Smith 1898 is a replacment name)
        68. Species Mactra elliptica T. Brown, 1827 accepted as Spisula elliptica (T. Brown, 1827)
        69. Species Mactra elongata Quoy & Gaimard, 1835 accepted as Oxyperas elongata (Quoy & Gaimard, 1835) (superseded combination)
        70. Species Mactra epidermia R. A. Philippi, 1893 accepted as Mactra fuegiensis E. A. Smith, 1905 (unaccepted > junior homonym, junior homonym of Mactra epidermia Deshayes in Reeve, 1854)
        71. Species Mactra epidermia Reeve, 1854 accepted as Mactra glauca Born, 1778
        72. Species Mactra erebea Brongniart, 1823 † accepted as Corbicula erebea (Brongniart, 1823) † (unaccepted > superseded combination)
        73. Species Mactra estrellana Olsson, 1922 accepted as Harvella elegans (G. B. Sowerby I, 1825)
        74. Species Mactra eurydicae A. A. Ali-Zade, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
        75. Species Mactra euxinica Krynicki, 1837 accepted as Spisula subtruncata (da Costa, 1778) (unaccepted > nomen nudum)
        76. Species Mactra exoleta J. E. Gray, 1837 accepted as Mactrellona exoleta (Gray, 1837) (original combination)
        77. Species Mactra explanata Deshayes, 1855 accepted as Mactra explanata Reeve, 1854 (synonym and homonym)
        78. Species Mactra explanata Reeve, 1854 accepted as Mactrotoma explanata (Reeve, 1854) (superseded combination)
        79. Species Mactra fabreana A. d'Orbigny, 1844 † accepted as Sarmatimactra fabreana (A. d'Orbigny, 1844) † (unaccepted > superseded combination)
        80. Species Mactra falcata A. Gould, 1850 accepted as Simomactra falcata (A. Gould, 1850) (original combination)
        81. Species Mactra fasciata Lamarck, 1818 accepted as Mactra stultorum (Linnaeus, 1758)
        82. Species Mactra fauroti Jousseaume, 1888 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
        83. Species Mactra fluviatilis Angas, 1871 accepted as Spisula trigonella (Lamarck, 1818)
        84. Species Mactra fonsecana Hertlein & A. M. Strong, 1950 accepted as Mactrotoma isthmica (Pilsbry & H. N. Lowe, 1932)
        85. Species Mactra fragilis Gmelin, 1791 accepted as Mactrotoma fragilis (Gmelin, 1791) (original combination)
          1. Variety Mactra fragilis var. gigas Nowell-Usticke, 1969 accepted as Mactrotoma fragilis (Gmelin, 1791)
        86. Species Mactra fragilis Chemnitz, 1782 accepted as Mactra fragilis Gmelin, 1791 (unaccepted > unavailable name, published in a work rejected by ICZN, 1944, Opinion 184)
        87. Species Mactra fragilis Laskarew, 1903 † accepted as Mactra eichwaldi Laskarev, 1914 † (unaccepted > junior homonym)
        88. Species Mactra fujinensis Yokoyama, 1923 accepted as Serripes (Serripes) groenlandicus groenlandicus (Mohr, 1786)
        89. Species Mactra gabbi Tryon, 1870 accepted as Mulinia edulis (P. P. King, 1832)
        90. Species Mactra gallina Spengler, 1802 accepted as Spisula solida (Linnaeus, 1758)
        91. Species Mactra gedroitzi (V. P. Kolesnikov, 1950) † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
        92. Species Mactra geranica A. A. Ali-Zade & Kabakova, 1967 † accepted as Aktschagylia venjukovi (Andrusov, 1902) † (junior subjective synonym)
        93. Species Mactra gibba A. A. Ali-Zade & Kabakova, 1967 † accepted as Aktschagylia eldarica (V. P. Kolesnikov, 1950) † (junior subjective synonym)
        94. Species Mactra gibbosa A. A. Ali-Zade & O. I. Popova, 1967 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
        95. Species Mactra gibbosula Reeve, 1854 accepted as Mactra quadrangularis Reeve, 1854
        96. Species Mactra gigantea Lamarck, 1818 accepted as Spisula solidissima (Dillwyn, 1817) (unaccepted > junior subjective synonym)
        97. Species Mactra glabrata Gmelin, 1791 accepted as Atactodea striata (Gmelin, 1791)
        98. Species Mactra goniata Deshayes, 1855 accepted as Mulinia pallida (Broderip & G. B. Sowerby I, 1829)
        99. Species Mactra goniocyma Pilsbry & H. N. Lowe, 1932 accepted as Mactrinula goniocyma (Pilsbry & H. N. Lowe, 1932) (unaccepted > superseded combination)
        100. Species Mactra gracilis Locard, 1891 accepted as Spisula elliptica (T. Brown, 1827)
        101. Species Mactra grandis Deshayes, 1832 accepted as Mactromeris polynyma (W. Stimpson, 1860)
        102. Species Mactra grayana Schrenck, 1867 accepted as Mactromeris polynyma (W. Stimpson, 1860)
        103. Species Mactra guadelupensis Récluz, 1852 accepted as Mulinia cleryana (A. d'Orbigny, 1846)
        104. Species Mactra helvacea Lamarck, 1818 accepted as Mactra glauca Born, 1778
        105. Species Mactra hemphillii Dall, 1894 accepted as Mactromeris hemphillii (Dall, 1894) (original combination)
        106. Species Mactra hepatica Reeve, 1854 accepted as Mactra cygnus Gmelin, 1791
        107. Species Mactra hepatica Deshayes, 1855 accepted as Mactra hepatica Reeve, 1854 (synonym and homonym)
        108. Species Mactra hians Pulteney, 1799 accepted as Lutraria oblonga (Gmelin, 1791)
        109. Species Mactra hians R. A. Philippi, 1846 accepted as Mactra rochebrunei E. Lamy, 1916 (unaccepted > junior homonym, junior homonym of Mactra hians Pulteney, 1799)
        110. Species Mactra hiantina Deshayes, 1855 accepted as Mactrotoma nasuta (A. Gould, 1851)
        111. Species Mactra hoffstetteri Cauquoin, 1969 accepted as Spisula williamsi (S. S. Berry, 1960)
        112. Species Mactra howchiniana Tate, 1887 † accepted as Electomactra howchiniana (Tate, 1887) †
        113. Species Mactra iheringi (Dall, 1897) accepted as Trinitasia iheringi (Dall, 1897)
        114. Species Mactra imago Andrusov, 1905 † accepted as Aktschagylia ossoskovi (Andrusov, 1902) † (junior subjective synonym)
        115. Species Mactra inaequalis Deshayes, 1855 accepted as Mactra inaequalis Reeve, 1854 (synonym and homonym)
        116. Species Mactra inceri Petuch, 1998 accepted as Trinitasia iheringi (Dall, 1897)
        117. Species Mactra incongrua Reeve, 1854 accepted as Mactra cygnus Gmelin, 1791
        118. Species Mactra incongrua Deshayes, 1855 accepted as Mactra incongrua Reeve, 1854 (synonym and homonym)
        119. Species Mactra inconstans Cosel, 1995 accepted as Anatina inconstans (Cosel, 1995)
        120. Species Mactra inflata Bronn, 1831 accepted as Mactra stultorum (Linnaeus, 1758)
        121. Species Mactra inflata F. W. Hutton, 1873 † accepted as Cyclomactra ovata (J. E. Gray, 1843) (junior subjective synonym)
        122. Species Mactra inostranzevi Andrusov, 1902 † accepted as Aktschagylia inostranzevi (Andrusov, 1902) †
          1. Variety Mactra inostranzevi var. utvensis Andrusov, 1902 † accepted as Aktschagylia inostranzevi (Andrusov, 1902) † (subjective synonym)
        123. Species Mactra intermedia Aradas, 1847 accepted as Mactra stultorum (Linnaeus, 1758) (dubious synonym)
        124. Species Mactra intuspicta Deshayes, 1855 accepted as Mactra cygnus Gmelin, 1791
        125. Species Mactra isthmia Jousseaume, 1888 accepted as Mactra olorina R. A. Philippi, 1846
        126. Species Mactra isthmica Pilsbry & H. N. Lowe, 1932 accepted as Mactrotoma isthmica (Pilsbry & H. N. Lowe, 1932) (unaccepted > superseded combination)
        127. Species Mactra janeiroensis E. A. Smith, 1915 accepted as Mactrotoma janeiroensis (E. A. Smith, 1915) (original combination)
        128. Species Mactra jickelii Weinkauff, 1881 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
        129. Species Mactra jonasi R. A. Philippi, 1893 accepted as Mulinia exalbida J. E. Gray, 1837 (unaccepted > junior subjective synonym)
        130. Species Mactra jousseaumi Mabille & Rochebrune, 1889 accepted as Mulinia byronensis J. E. Gray, 1837
        131. Species Mactra kambai A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
        132. Species Mactra karabugasica Andrusov, 1902 † accepted as Aktschagylia karabugasica (Andrusov, 1902) †
        133. Species Mactra kolesnikovi A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
        134. Species Mactra kraussi W. H. Turton, 1932 accepted as Mactrotoma ovalina (Lamarck, 1818) (junior synonym)
        135. Species Mactra kuraense [sic] † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym; incorrect original spelling)
        136. Species Mactra kurense A. A. Ali-Zade & O. I. Popova, 1967 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
        137. Species Mactra lacinata P. P. Carpenter, 1856 accepted as Mulinia pallida (Broderip & G. B. Sowerby I, 1829)
        138. Species Mactra lactea Poli, 1791 accepted as Spisula subtruncata (da Costa, 1778)
        139. Species Mactra lactea (Poli, 1795) sensu Lamarck, 1818 accepted as Mactra stultorum (Linnaeus, 1758) (misapplication)
        140. Species Mactra lactea Gmelin, 1791 accepted as Mactra corallina (Linnaeus, 1758)
        141. Species Mactra laevigata Schumacher, 1817 accepted as Mactrellona alata (Spengler, 1802)
        142. Species Mactra laevis Reeve, 1854 accepted as Mactrinula striatula (Linnaeus, 1767)
        143. Species Mactra laevis Dunker, 1871 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
        144. Species Mactra lamarckii R. A. Philippi, 1846 accepted as Mactra grandis Gmelin, 1791
        145. Species Mactra lamberti Deshayes, 1857 † accepted as Austromactra lamberti (Deshayes, 1857) † (unaccepted > superseded combination)
        146. Species Mactra laminifera E. Lamy, 1906 accepted as Cyamiomactra laminifera (E. Lamy, 1906) (original combination)
        147. Species Mactra largillierti R. A. Philippi, 1849 accepted as Mactra glabrata Linnaeus, 1767
        148. Species Mactra lateralis Say, 1822 accepted as Mulinia lateralis (Say, 1822)
        149. Species Mactra laudunensis Watelet, 1853 † accepted as Austromactra laudunensis (Watelet, 1853) † (unaccepted > superseded combination)
        150. Species Mactra lavata F. W. Hutton, 1885 † accepted as Cyclomactra ovata (J. E. Gray, 1843) (junior subjective synonym)
        151. Species Mactra leda H. J. Finlay, 1924 † accepted as Oxyperas leda (H. J. Finlay, 1924) † (superseded combination)
        152. Species Mactra lenticularis A. A. Ali-Zade, 1967 † accepted as Aktschagylia inostranzevi (Andrusov, 1902) † (tentative junior subjective synonym)
        153. Species Mactra levicardo E. A. Smith, 1881 accepted as Mulinia levicardo (E. A. Smith, 1881) (original combination)
        154. Species Mactra lisor Anton, 1838 accepted as Mactra glabrata Linnaeus, 1767
        155. Species Mactra listeri Gmelin, 1791 accepted as Scrobicularia plana (da Costa, 1778)
        156. Species Mactra loebbeckeana Weinkauff, 1881 accepted as Mactromeris polynyma (W. Stimpson, 1860)
        157. Species Mactra longa A. A. Ali-Zade & Kabakova, 1969 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (junior subjective synonym)
        158. Species Mactra lotensis R. A. Philippi, 1893 accepted as Mulinia byronensis J. E. Gray, 1837
        159. Species Mactra loustauae Bayan, 1873 † accepted as Austromactra loustauae (Bayan, 1873) † (unaccepted > superseded combination)
        160. Species Mactra luedorfii Dunker, 1864 accepted as Spisula sachalinensis (Schrenck, 1862) (unaccepted > junior subjective synonym)
        161. Species Mactra luppovi A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
        162. Species Mactra lurida R. A. Philippi, 1850 accepted as Mactra cygnus Gmelin, 1791
        163. Species Mactra luteola Lovén, 1846 accepted as Spisula elliptica (T. Brown, 1827)
        164. Species Mactra luzonica Deshayes, 1855 accepted as Mactra luzonica Reeve, 1854 (synonym and homonym)
        165. Species Mactra maculosa Lamarck, 1818 accepted as Mactra achatina Holten, 1802
        166. Species Mactra magellanica R. A. Philippi, 1893 accepted as Mulinia edulis (P. P. King, 1832)
        167. Species Mactra mana A. A. Ali-Zade & O. I. Popova, 1967 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
        168. Species Mactra marcida A. Gould, 1850 accepted as Mulinia edulis (P. P. King, 1832)
        169. Species Mactra mariae A. Adams, 1856 accepted as Oxyperas elongata (Quoy & Gaimard, 1835) (junior subjective synonym)
        170. Species Mactra markovae A. A. Ali-Zade, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
        171. Species Mactra matthewsi Tate, 1889 accepted as Mactra jacksonensis E. A. Smith, 1885
        172. Species Mactra mendica A. Gould, 1851 accepted as Rangia mendica (A. Gould, 1851) (original combination)
        173. Species Mactra mera Reeve, 1854 accepted as Mactra grandis Gmelin, 1791
        174. Species Mactra meretriciformis Reeve, 1854 accepted as Mactra abbreviata Lamarck, 1818
        175. Species Mactra micronitida Cosel, 1995 accepted as Scissodesma micronitida (Cosel, 1995)
        176. Species Mactra minerva A. A. Ali-Zade & O. I. Popova, 1967 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) † (junior subjective synonym)
        177. Species Mactra minutissima Montagu, 1808 accepted as Goodallia triangularis (Montagu, 1803)
        178. Species Mactra miserabilis Andrusov, 1902 † accepted as Kirghizella miserabilis (Andrusov, 1902) †
        179. Species Mactra modesta P. P. Carpenter, 1864 accepted as Mulinia modesta (P. P. Carpenter, 1864) (original combination)
        180. Species Mactra mula Marwick, 1948 † accepted as Mactrula mula (Marwick, 1948) † (superseded combination)
        181. Species Mactra murchisoni Deshayes, 1855 accepted as Mactra murchisoni Reeve, 1854 (synonym and homonym)
        182. Species Mactra murchisoni Reeve, 1854 accepted as Spisula murchisoni (Reeve, 1854) (superseded combination)
        183. Species Mactra nasuta A. Gould, 1851 accepted as Mactrotoma nasuta (A. Gould, 1851) (original combination)
        184. Species Mactra nazarlebi K. A. Ali-Zade, 1932 † accepted as Aktschagylia nazarlebi (K. A. Ali-Zade, 1932) †
        185. Species Mactra neapolitana Poli, 1791 accepted as Mactra glauca Born, 1778
        186. Species Mactra nebulosa Bory de Saint-Vincent, 1827 accepted as Mactra maculata Gmelin, 1791
        187. Species Mactra nicobarica Gmelin, 1791 accepted as Meropesta nicobarica (Gmelin, 1791)
        188. Species Mactra nitida Gmelin, 1791 accepted as Scissodesma nitida (Gmelin, 1791)
        189. Species Mactra nitida Spengler, 1802 accepted as Scissodesma nitida (Gmelin, 1791) (not an available name; available from Gmelin, 1791)
          1. Species Mactra nuttallii Reeve, 1854 accepted as Anatina anatina (Spengler, 1802)
          2. Species Mactra obesa Deshayes, 1854 accepted as Mactra abbreviata Lamarck, 1818
          3. Species Mactra oblonga Say, 1822 accepted as Mactrotoma fragilis (Gmelin, 1791)
          4. Species Mactra ochracea E. von Martens, 1879 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
          5. Species Mactra opipara A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
          6. Species Mactra opposita Deshayes, 1855 accepted as Mactra opposita Reeve, 1854 (synonym and homonym)
          7. Species Mactra ordinaria E. A. Smith, 1898 accepted as Maorimactra ordinaria (E. A. Smith, 1898) (superseded combination)
          8. Species Mactra ornata Gray, 1837 accepted as Mactra achatina Holten, 1802
          9. Species Mactra ossoskovi Andrusov, 1902 † accepted as Aktschagylia ossoskovi (Andrusov, 1902) †
          10. Species Mactra ovalina E. A. Smith, 1914 accepted as Mactrotoma antecedens (Iredale, 1930)
          11. Species Mactra ovalina Lamarck, 1818 accepted as Standella ovalina (Lamarck, 1818) (original combination)
          12. Species Mactra ovalis J. Sowerby, 1817 † accepted as Spisula solida (Linnaeus, 1758)
          13. Species Mactra ovalis A. Gould, 1840 accepted as Mactromeris polynyma (W. Stimpson, 1860) (invalid: junior homonym of Mactra ovalis J. Sowerby, 1817; Mactra polynyma is a replacement name)
          14. Species Mactra ovata W. Wood, 1828 accepted as Paphies australis (Gmelin, 1791) (unaccepted > junior subjective synonym)
          15. Species Mactra pacata A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
          16. Species Mactra paitensis R. A. Philippi, 1893 accepted as Mactrotoma velata (R. A. Philippi, 1849)
          17. Species Mactra pallida Broderip & G. B. Sowerby I, 1829 accepted as Mulinia pallida (Broderip & G. B. Sowerby I, 1829) (original combination)
          18. Species Mactra papillata A. A. Ali-Zade, 1967 † accepted as Aktschagylia eldarica (V. P. Kolesnikov, 1950) † (junior subjective synonym)
          19. Species Mactra papyracea Chemnitz, 1782 accepted as Mactra papyracea Gmelin, 1791 (unavailable name: published in a work rejected by ICZN Direction 1; available from Gmelin, 1791)
          20. Species Mactra papyracea Gmelin, 1791 accepted as Clementia papyracea (Gmelin, 1791) (unaccepted > superseded combination)
          21. Species Mactra parameces Cossmann, 1886 † accepted as Austromactra parameces (Cossmann, 1886) † (unaccepted > superseded combination)
          22. Species Mactra parkesiana Hedley, 1902 accepted as Mactrotoma explanata (Reeve, 1854) (junior subjective synonym)
          23. Species Mactra paulucci Aradas & Benoit, 1871 accepted as Mactra stultorum (Linnaeus, 1758) (unaccepted > junior subjective synonym)
          24. Species Mactra paulucciae Locard, 1890 accepted as Mactra paulucci Aradas & Benoit, 1871 (unjustified emendation of paulucci Aradas & Benoit, 1872)
          25. Species Mactra pellicula Reeve, 1854 accepted as Raeta pellicula (Reeve, 1854)
          26. Species Mactra pellicula Deshayes, 1855 accepted as Mactra pellicula Reeve, 1854 (synonym and homonym)
          27. Species Mactra pellucida Gmelin, 1791 accepted as Standella pellucida (Gmelin, 1791) (unaccepted > superseded combination)
          28. Species Mactra pencana R. A. Philippi, 1893 accepted as Mulinia byronensis J. E. Gray, 1837
          29. Species Mactra pinguis Crosse & P. Fischer, 1864 accepted as Anapella cycladea (Lamarck, 1818)
          30. Species Mactra piperata Poiret, 1789 accepted as Scrobicularia plana (da Costa, 1778)
          31. Species Mactra plana Belokrys, 1964 † accepted as Planimactra plana (Belokrys, 1964) † (unaccepted > superseded combination)
          32. Species Mactra planata Spengler, 1802 accepted as Lutraria complanata (Gmelin, 1791)
          33. Species Mactra planulata Conrad, 1837 accepted as Simomactra planulata (Conrad, 1837)
          34. Species Mactra plicataria Linnaeus, 1767 accepted as Mactrinula plicataria (Linnaeus, 1767)
          35. Species Mactra plicatilis Reeve, 1854 accepted as Tumbeziconcha plicatilis (Reeve, 1854)
          36. Species Mactra plicatilis Deshayes, 1855 accepted as Mactra plicatilis Reeve, 1854 (synonym and homonym)
          37. Species Mactra polita Reeve, 1854 accepted as Mactra australis Lamarck, 1818 (unaccepted > junior subjective synonym)
          38. Species Mactra polynyma W. Stimpson, 1860 accepted as Mactromeris polynyma (W. Stimpson, 1860) (unaccepted > superseded combination)
          39. Species Mactra ponderosa R. A. Philippi, 1844 accepted as Mactromeris polynyma (W. Stimpson, 1860)
          40. Species Mactra ponderosa Conrad, 1830 † accepted as Mactra subponderosa A. d'Orbigny, 1852 † (unaccepted > junior homonym)
          41. Species Mactra portentosa A. A. Ali-Zade, 1967 † accepted as Aktschagylia eldarica (V. P. Kolesnikov, 1950) † (junior subjective synonym)
          42. Species Mactra proaspersa Sacco, 1901 sensu Ardovini & al., 2004 accepted as Oxyperas egena (Reeve, 1854)
          43. Species Mactra procera Dillwyn, 1817 accepted as Spisula solidissima (Dillwyn, 1817) (unaccepted > junior subjective synonym)
          44. Species Mactra pulchra Gray, 1837 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
          45. Species Mactra pulla R. A. Philippi, 1849 accepted as Mactra sauliana Gray, 1838
          46. Species Mactra purpurea Spengler, 1802 accepted as Mactra cygnus Gmelin, 1791
          47. Species Mactra radiata Spengler, 1802 accepted as Mactra grandis Gmelin, 1791
          48. Species Mactra radiata Donovan, 1803 accepted as Serripes groenlandicus (Mohr, 1786)
          49. Species Mactra radiolata Reeve, 1854 accepted as Mactra cygnus Gmelin, 1791
          50. Species Mactra radiolata Deshayes, 1855 accepted as Mactra radiolata Reeve, 1854 (synonym and homonym)
          51. Species Mactra raveneli Conrad, 1832 accepted as Spisula raveneli (Conrad, 1832)
          52. Species Mactra recondita Deshayes, 1857 † accepted as Austromactra recondita (Deshayes, 1857) † (unaccepted > superseded combination)
          53. Species Mactra recurva W. Wood, 1828 accepted as Anatina anatina (Spengler, 1802)
          54. Species Mactra reevei Reeve, 1854 accepted as Mactra maculata Gmelin, 1791
          55. Species Mactra reevesii J. E. Gray, 1837 accepted as Mactrinula reevesii (J. E. Gray, 1837) (original combination)
          56. Species Mactra reticulata Spengler, 1802 accepted as Meropesta nicobarica (Gmelin, 1791)
          57. Species Mactra richmondi Dall, 1894 accepted as Mactra petitii A. d'Orbigny, 1846
          58. Species Mactra rostralis Reeve, 1854 accepted as Raeta pulchella (A. Adams & Reeve, 1850)
          59. Species Mactra rostralis Deshayes, 1855 accepted as Mactra rostralis Reeve, 1854 (synonym and homonym)
          60. Species Mactra rostrata Spengler, 1802 accepted as Barymactra rostrata (Spengler, 1802)
          61. Species Mactra rostrata Spengler, 1802 sensu Reeve, 1854 accepted as Spisula trigonella (Lamarck, 1818) (misapplication)
          62. Species Mactra rostrata R. A. Philippi, 1849 accepted as Mulinia lateralis (Say, 1822)
          63. Species Mactra rudis F. W. Hutton, 1873 † accepted as Cyclomactra tristis (Reeve, 1854) (junior subjective synonym)
          64. Species Mactra rufa Lamarck, 1818 accepted as Mactra stultorum (Linnaeus, 1758)
          65. Species Mactra rufanensis W. H. Turton, 1932 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
          66. Species Mactra rufescens Lamarck, 1818 accepted as Austromactra rufescens (Lamarck, 1818)
          67. Species Mactra rugata G. B. Sowerby I, 1846 † accepted as Mya rugata (G. B. Sowerby I, 1846) † (unaccepted > superseded combination)
          68. Species Mactra rugifera Dunker, 1862 accepted as Austromactra rufescens (Lamarck, 1818)
          69. Species Mactra rugosa Helbling, 1779 accepted as Eastonia rugosa (Helbling, 1779) (unaccepted > superseded combination)
          70. Species Mactra sachalinensis Schrenck, 1862 accepted as Spisula sachalinensis (Schrenck, 1862)
            1. Variety Mactra sachalinensis var. conjunctiva Jeffreys, 1864 accepted as Spisula solida (Linnaeus, 1758)
            2. Variety Mactra sachalinensis var. imperialis Yokoyama, 1922 accepted as Spisula sachalinensis (Schrenck, 1862)
          71. Species Mactra sanctiblasii Maury, 1925 accepted as Harvella elegans (G. B. Sowerby I, 1825)
          72. Species Mactra sauliae [sic] accepted as Mactra sauliana Gray, 1838 (incorrect subsequent spelling of sauliana Gray, 1838 in Reeve (1854) and subsequent authors)
          73. Species Mactra saulii [sic] accepted as Mactra sauliana Gray, 1838 (incorrect subsequent spelling by Hanley, 1843)
          74. Species Mactra scalpellum Reeve, 1854 accepted as Scalpomactra scalpellum (Reeve, 1854) (superseded combination)
          75. Species Mactra scalpellum Deshayes, 1855 accepted as Mactra scalpellum Reeve, 1854 (synonym and homonym)
          76. Species Mactra schirvanica Andrusov, 1905 † accepted as Aktschagylia schirvanica (Andrusov, 1905) † (unaccepted > superseded combination)
          77. Species Mactra semistriata Reeve, 1854 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
          78. Species Mactra semisulcata Reeve, 1854 accepted as Mactra deshayesi Mayer, 1867 (unaccepted > junior homonym, junior homonym of Mactra semisulcata Lamarck, 1805)
          79. Species Mactra semisulcata Lamarck, 1805 † accepted as Austromactra semisulcata (Lamarck, 1805) † (unaccepted > superseded combination)
          80. Species Mactra senegalensis R. A. Philippi, 1849 sensu Reeve, 1854 accepted as Tumbeziconcha senegalica (Cosel, 1995) (unaccepted > misapplication)
          81. Species Mactra senegalensis R. A. Philippi, 1849 accepted as Mactra glabrata Linnaeus, 1767 (unaccepted > junior subjective synonym)
          82. Species Mactra sericea Brusina, 1865 accepted as Mactra glauca Born, 1778
          83. Species Mactra sericea Deshayes, 1855 accepted as Mactra sericea Reeve, 1854 (synonym and homonym)
          84. Species Mactra setosa Quoy & Quimard, 1835 accepted as Mactra maculata Gmelin, 1791
          85. Species Mactra sibyllae Valenciennes, 1858 accepted as Spisula sibyllae (Valenciennes, 1858) (unaccepted > superseded combination)
          86. Species Mactra silicula Deshayes, 1855 accepted as Mactrotoma angulifera (Reeve, 1854) (junior primary homonym of Mactra silicula Reeve, 1854)
          87. Species Mactra silicula Reeve, 1854 accepted as Mactrotoma compressa (Spengler, 1802)
          88. Species Mactra similis W. Wood, 1828 accepted as Mactromeris polynyma (W. Stimpson, 1860)
          89. Species Mactra similis Say, 1822 accepted as Spisula solidissima (Dillwyn, 1817)
          90. Species Mactra sirena Brongniart, 1823 † accepted as Corbicula sirena (Brongniart, 1823) † (unaccepted > superseded combination)
          91. Species Mactra solida (Linnaeus, 1758) accepted as Spisula solida (Linnaeus, 1758) (unaccepted > superseded combination)
            1. Variety Mactra solida var. conjunctiva Jeffreys, 1864 accepted as Spisula solida (Linnaeus, 1758) (synonym)
          92. Species Mactra solidissima Dillwyn, 1817 accepted as Spisula solidissima (Dillwyn, 1817) (unaccepted > superseded combination)
            1. Subspecies Mactra solidissima curta A. Gould, 1871 accepted as Spisula solidissima (Dillwyn, 1817)
          93. Species Mactra spectabilis Lischke, 1871 accepted as Mactra antiquata Spengler, 1802
          94. Species Mactra spengleri Linnaeus, 1767 accepted as Scissodesma spengleri (Linnaeus, 1767)
          95. Species Mactra squalida Lamarck, 1818 accepted as Mactra maculata Gmelin, 1791
          96. Species Mactra straminea Lamarck, 1818 accepted as Scissodesma nitida (Gmelin, 1791)
          97. Species Mactra striata Gmelin, 1791 accepted as Atactodea striata (Gmelin, 1791)
          98. Species Mactra striata Spengler, 1802 accepted as Mactra olorina R. A. Philippi, 1846
          99. Species Mactra striata Nyst, 1845 accepted as Spisula solida (Linnaeus, 1758)
          100. Species Mactra striata T. Brown, 1827 accepted as Spisula subtruncata (da Costa, 1778)
          101. Species Mactra striatella Lamarck, 1818 accepted as Leptospisula nivea (Gmelin, 1791)
          102. Species Mactra striatula Linnaeus, 1767 accepted as Mactrinula striatula (Linnaeus, 1767)
          103. Species Mactra subalata Mörch, 1860 accepted as Mactrellona subalata (Mörch, 1860) (original combination)
          104. Species Mactra subcaspia Andrusov, 1902 † accepted as Aktschagylia subcaspia (Andrusov, 1902) †
          105. Species Mactra sublanceolata Deshayes, 1855 accepted as Mactra cumingii Reeve, 1854
          106. Species Mactra subplicata Lamarck, 1818 accepted as Mactrinula subplicata (Lamarck, 1818)
          107. Species Mactra subplicata W. Wood, 1828 accepted as Mactrinula plicataria (Linnaeus, 1767)
          108. Species Mactra subrostrata Reeve, 1854 accepted as Mactra violacea Gmelin, 1791
          109. Species Mactra subtriangulata W. Wood, 1828 accepted as Paphies subtriangulata (W. Wood, 1828) (superseded combination)
          110. Species Mactra subtrigona (S. V. Wood, 1841) accepted as Goodallia triangularis (Montagu, 1803)
          111. Species Mactra subtruncata (da Costa, 1778) accepted as Spisula subtruncata (da Costa, 1778)
            1. Variety Mactra subtruncata var. conemenosi Bucquoy, Dautzenberg & Dollfus, 1896 accepted as Spisula subtruncata (da Costa, 1778) (synonym)
            2. Variety Mactra subtruncata var. inaequalis Jeffreys, 1864 accepted as Spisula subtruncata (da Costa, 1778) (synonym)
            3. Variety Mactra subtruncata var. tenuis Jeffreys, 1864 accepted as Spisula subtruncata (da Costa, 1778) (synonym)
            4. Variety Mactra subtruncata var. transversa Pallary, 1902 accepted as Spisula subtruncata (da Costa, 1778) (synonym)
          112. Species Mactra sulcata Bory de Saint-Vincent, 1827 accepted as Atactodea striata (Gmelin, 1791)
          113. Species Mactra sulcataria Reeve, 1854 accepted as Mactra chinensis R. A. Philippi, 1846
          114. Species Mactra sulini A. A. Ali-Zade & Kabakova, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (junior subjective synonym)
          115. Species Mactra symmetrica Reeve, 1854 accepted as Mactra petitii A. d'Orbigny, 1846
          116. Species Mactra symmetrica A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
          117. Species Mactra tapesoides Sinzov, 1897 † accepted as Sarmatimactra tapesoides (Sinzov, 1897) † (unaccepted > superseded combination)
          118. Species Mactra taprobanensis W. Wood, 1828 accepted as Atactodea striata (Gmelin, 1791)
          119. Species Mactra taprobanensis Preston, 1904 accepted as Mactra lilacea Lamarck, 1818 (unaccepted > junior subjective synonym, preoccupied by Mactra taprobanensis Wood, 1828)
          120. Species Mactra tarda A. A. Ali-Zade & Kabakova, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
          121. Species Mactra targioni Aradas & Benoit, 1872 accepted as Mactra adansonii R. A. Philippi, 1849
          122. Species Mactra tellinoides Pulteney, 1799 accepted as Mactrotoma dealbata (Pulteney, 1799)
          123. Species Mactra tellinoides Conrad, 1831 accepted as Cumingia sinuosa A. Adams, 1850 (invalid: junior homonym of Mactra tellinoides Pulteney, 1799)
          124. Species Mactra tenera W. Wood, 1828 accepted as Oxyperas aspersa (G. B. Sowerby I, 1825)
          125. Species Mactra tenuis Montagu, 1803 accepted as Abra tenuis (Montagu, 1803)
          126. Species Mactra thracioides A. Adams & Reeve, 1850 accepted as Tumbeziconcha thracioides (A. Adams & Reeve, 1850) (unaccepted > superseded combination)
          127. Species Mactra transversa Reeve, 1854 accepted as Oxyperas transversa (Reeve, 1854)
          128. Species Mactra transversa Deshayes, 1855 accepted as Mactra transversa Reeve, 1854 (synonym and homonym)
          129. Species Mactra triangula Brocchi, 1814 accepted as Spisula subtruncata (da Costa, 1778)
          130. Species Mactra triangularis Montagu, 1803 accepted as Goodallia triangularis (Montagu, 1803)
          131. Species Mactra triangularis Lamarck, 1818 accepted as Oxyperas lentiginosa (A. Gould, 1852) (Invalid: junior homonym of Mactra triangularis Montagu, 1803)
          132. Species Mactra trigonella Lamarck, 1818 accepted as Spisula trigonella (Lamarck, 1818)
          133. Species Mactra tristis Deshayes, 1855 accepted as Mactra tristis Reeve, 1854 (synonym and homonym)
          134. Species Mactra tristis Reeve, 1854 accepted as Cyclomactra tristis (Reeve, 1854) (superseded combination)
          135. Species Mactra truncata Montagu, 1808 accepted as Spisula solida (Linnaeus, 1758)
          136. Species Mactra tumida Spengler, 1802 accepted as Mactra turgida Gmelin, 1791 (unaccepted > junior subjective synonym)
          137. Species Mactra turkmena A. A. Ali-Zade, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
          138. Species Mactra unicolor Bory de Saint-Vincent, 1827 accepted as Scissodesma nitida (Gmelin, 1791)
          139. Species Mactra uzboica A. A. Ali-Zade, 1967 † accepted as Aktschagylia eldarica (V. P. Kolesnikov, 1950) † (tentative junior subjective synonym)
          140. Species Mactra vanattae Pilsbry & H. N. Lowe, 1932 accepted as Mactrotoma isthmica (Pilsbry & H. N. Lowe, 1932) (junior synonym)
            1. Subspecies Mactra vanattae acymata Pilsbry & H. N. Lowe, 1932 accepted as Mactrotoma isthmica (Pilsbry & H. N. Lowe, 1932) (junior synonym)
          141. Species Mactra velata R. A. Philippi, 1849 accepted as Mactrotoma velata (R. A. Philippi, 1849) (unaccepted > superseded combination)
          142. Species Mactra veneriformis Reeve, 1854 accepted as Mactra quadrangularis Reeve, 1854
          143. Species Mactra veneriformis W. Wood, 1828 accepted as Tridonta borealis Schumacher, 1817 (unaccepted > junior subjective synonym)
          144. Species Mactra venjukovi Andrusov, 1902 † accepted as Aktschagylia venjukovi (Andrusov, 1902) †
          145. Species Mactra venusta A. A. Ali-Zade & Kabakova, 1967 † accepted as Aktschagylia subcaspia (Andrusov, 1902) † (tentative junior subjective synonym)
          146. Species Mactra vestae A. A. Ali-Zade, 1967 † accepted as Aktschagylia karabugasica (Andrusov, 1902) † (tentative junior subjective synonym)
          147. Species Mactra virgo Reeve, 1854 accepted as Mactra pura Reeve, 1854
          148. Species Mactra virgo Deshayes, 1855 accepted as Mactra virgo Reeve, 1854 (synonym and homonym)
          149. Species Mactra vitaliana A. d'Orbigny, 1844 † accepted as Sarmatimactra vitaliana (A. d'Orbigny, 1844) † (unaccepted > superseded combination)
          150. Species Mactra vitrea Spengler, 1802 accepted as Clementia papyracea (Gmelin, 1791)
          151. Species Mactra vitrea Gray, 1837 accepted as Huberimactra grayi (M. Huber, 2015) (junior homonym of Mactra vitrea Spengler, 1802; Anatina grayi is a replacement name)
          152. Species Mactra vitrea Dillwyn, 1817 accepted as Mactra vitrea Spengler, 1802 (The first author to make this name available (taken from Chemnitz, 1795, non-binomial) was Spengler (1802) id=540849, therefore Dillwyn is not deemed to have introduced a new name. (Gofas, Serge))
          153. Species Mactra vitrea Chemnitz, 1795 accepted as Mactra vitrea Spengler, 1802 (unavailable name: published in a work rejected by ICZN direction 1; available from Spengler, 1802)
          154. Species Mactra williamsi Marwick, 1948 † accepted as Cyclomactra williamsi (Marwick, 1948) † (original combination)
          155. Species Mactra williamsi S. S. Berry, 1960 accepted as Spisula adamsi Olsson, 1961 (invalid: junior homonym of Mactra williamsi Marwick, 1948)
          156. Species Mactra zellwegeri Jousseaume, 1894 accepted as Mactra lilacea Lamarck, 1818 (junior synonym)
          157. Species Mactra zhizhchenkoi A. A. Ali-Zade, 1967 † accepted as Avimactra praeaviculoides Cheltsov, 1967 † (tentative junior subjective synonym)
          158. Species Mactra zonata Lischke, 1871 accepted as Mactra quadrangularis Reeve, 1854 (junior subjective synonym)
          159. Species Mactra zorritensis E. T. Nelson, 1870 † accepted as Mulinia zorritensis (E. T. Nelson, 1870) † (unaccepted > superseded combination)
          160. Subgenus Mactra (Coelomactra) Dall, 1895 represented as Coelomactra Dall, 1895
            1. Species Mactra (Coelomactra) nasongoensis Ladd, 1934 † accepted as Coelomactra nasongoensis (Ladd, 1934) †
          161. Subgenus Mactra (Eomactra) Cossmann, 1909 † represented as Mactra Linnaeus, 1767
            1. Species Mactra (Eomactra) bajarunasi V. P. Kolesnikov, 1925 † represented as Mactra bajarunasi V. P. Kolesnikov, 1925 †
            2. Species Mactra (Eomactra) basteroti (Mayer-Eymar, 1853) † represented as Mactra basteroti Mayer, 1853 †
              1. Subspecies Mactra (Eomactra) basteroti konkensis Laskarev, 1899 † represented as Mactra basteroti konkensis Laskarev, 1899 †
          162. Subgenus Mactra (Mactra) Linnaeus, 1767 represented as Mactra Linnaeus, 1767
            1. Species Mactra (Mactra) williamsi S. S. Berry, 1960 accepted as Spisula adamsi Olsson, 1961
          163. Subgenus Mactra (Mactrella) J. E. Gray, 1853 represented as Mactrella J. E. Gray, 1853
            1. Species Mactra (Mactrella) alata (Spengler, 1802) accepted as Mactrellona alata (Spengler, 1802) (unaccepted > superseded combination)
          164. Subgenus Mactra (Mactrinula) J. E. Gray, 1853 represented as Mactrinula J. E. Gray, 1853
            1. Species Mactra (Mactrinula) goniocyma Pilsbry & H. N. Lowe, 1932 accepted as Mactrinula goniocyma (Pilsbry & H. N. Lowe, 1932) (unaccepted > superseded combination)
            2. Species Mactra (Mactrinula) janeiroensis E. A. Smith, 1915 accepted as Mactrotoma janeiroensis (E. A. Smith, 1915) (basionym)
          165. Subgenus Mactra (Nannomactra) Iredale, 1930 represented as Mactra Linnaeus, 1767
          166. Species Mactra ambigua R. A. Philippi, 1887 † (uncertain > unassessed, junior homonym of M. araucana d'Orbigny, 1843)
          167. Species Mactra amphirrhyncha R. A. Philippi, 1887 † (uncertain > unassessed)
          168. Species Mactra apicina R. A. Philippi, 1887 † (uncertain > unassessed, junior homonym of M. apicina Reeve, 1854)
          169. Species Mactra araucana A. d'Orbigny, 1843 † (uncertain > unassessed)
          170. Species Mactra arcuata J. Sowerby, 1817 † (uncertain > unassessed)
          171. Species Mactra auca A. d'Orbigny, 1843 † (uncertain > nomen dubium)
          172. Species Mactra biangulata R. A. Philippi, 1887 † (uncertain > unassessed)
          173. Species Mactra bignoniana A. d'Orbigny, 1844 † (uncertain > unassessed)
          174. Species Mactra bullata Deshayes, 1855 (uncertain > taxon inquirendum)
          175. Species Mactra carbonaria R. A. Philippi, 1887 † (uncertain > unassessed)
          176. Species Mactra carteroni A. d'Orbigny, 1845 † (uncertain > unassessed)
          177. Species Mactra chazarica A. A. Ali-Zade, 1967 † (uncertain > taxon inquirendum)
          178. Species Mactra chiliensis W. M. Gabb, 1861 † (uncertain > unassessed)
          179. Species Mactra colossea R. A. Philippi, 1887 † (uncertain > unassessed)
          180. Species Mactra conchae R. A. Philippi, 1887 † (uncertain > unassessed)
          181. Species Mactra cuadrae R. A. Philippi, 1887 † (uncertain > unassessed)
          182. Species Mactra cuneata J. Sowerby, 1817 † (uncertain > unassessed)
          183. Species Mactra diaphana Anton, 1837 (uncertain > taxon inquirendum)
          184. Species Mactra dorbignyi R. A. Philippi, 1887 † (uncertain > unassessed)
          185. Species Mactra dubia J. Sowerby, 1817 † (uncertain > unassessed)
          186. Species Mactra dubia R. A. Philippi, 1887 † (uncertain > unassessed, junior homonym of M. dubia Sowerby, 1817 and M. dubia d'Archiac, 1854)
          187. Species Mactra dupiniana A. d'Orbigny, 1845 † (uncertain > unassessed)
          188. Species Mactra excisa Anton, 1838 (uncertain, status in recent literature not researched by editor)
          189. Species Mactra ferrieri R. A. Philippi, 1887 † (uncertain > unassessed)
          190. Species Mactra funerata Conrad, 1847 † (uncertain > unassessed)
          191. Species Mactra gabbi R. A. Philippi, 1887 † (uncertain > unassessed, junior homonym of M. gabbi Tryon, 1870)
          192. Species Mactra ganae R. A. Philippi, 1887 † (uncertain > unassessed)
          193. Species Mactra gibbosa J. Sowerby, 1813 † (uncertain > unassessed)
          194. Species Mactra hualpensis R. A. Philippi, 1887 † (uncertain > unassessed)
          195. Species Mactra hyalina Brocchi, 1814 † (uncertain > unassessed)
          196. Species Mactra ignobilis R. A. Philippi, 1887 † (uncertain > unassessed)
          197. Species Mactra indistincta Ihering, 1897 † (uncertain > unassessed)
          198. Species Mactra involuta R. A. Philippi, 1887 † (uncertain > unassessed)
          199. Species Mactra lebuensis R. A. Philippi, 1887 † (uncertain > unassessed)
          200. Species Mactra lenos R. A. Philippi, 1887 † (uncertain > unassessed)
          201. Species Mactra lepida R. A. Philippi, 1887 † (uncertain > unassessed)
          202. Species Mactra matronensis A. d'Orbigny, 1845 † (uncertain > unassessed)
          203. Species Mactra medinae R. A. Philippi, 1887 † (uncertain > unassessed)
          204. Species Mactra mississippiensis Conrad, 1847 † (uncertain > unassessed)
          205. Species Mactra nesaea R. A. Philippi, 1887 † (uncertain > unassessed)
          206. Species Mactra nitida R. A. Philippi, 1887 (uncertain > unassessed, junior homonym of M. nitida Gmelin, 1798, and M. nitida Spengler, 1802)
          207. Species Mactra nucleus Conrad, 1831 (uncertain > nomen dubium)
          208. Species Mactra nucleus R. A. Philippi, 1887 † (uncertain > unassessed, junior homonym of M. nucleus Conrad, 1831)
          209. Species Mactra oblonga R. A. Philippi, 1887 † (uncertain > unassessed, junior primary homonym of Mactra oblonga Say, 1822)
          210. Species Mactra ovallei R. A. Philippi, 1887 † (uncertain > nomen dubium)
          211. Species Mactra oxyrrhyncha R. A. Philippi, 1887 † (uncertain > unassessed)
          212. Species Mactra pinguis R. A. Philippi, 1887 † (uncertain > unassessed, junior homonym of M. pinguis Crosse & Fischer, 1864)
          213. Species Mactra plebeja R. A. Philippi, 1887 † (uncertain > unassessed)
          214. Species Mactra pusilla R. A. Philippi, 1887 † (uncertain > unassessed, junior primary homonym of Mactra pusilla A. Adams, 1856)
          215. Species Mactra quiriquinae R. A. Philippi, 1887 † (uncertain > unassessed)
          216. Species Mactra radiosa Lesson, 1831 (uncertain > unassessed)
          217. Species Mactra remondi R. A. Philippi, 1887 † (uncertain > unassessed)
          218. Species Mactra sagei R. A. Philippi, 1887 † (uncertain > unassessed)
          219. Species Mactra scolia R. A. Philippi, 1887 † (uncertain > unassessed)
          220. Species Mactra similis G. B. Sowerby I, 1839 (uncertain > taxon inquirendum, preoccupied)
          221. Species Mactra simplex R. A. Philippi, 1887 † (uncertain > unassessed)
          222. Species Mactra splendidula R. A. Philippi, 1887 † (uncertain > unassessed)
          223. Species Mactra steinmanni R. A. Philippi, 1887 † (uncertain > unassessed)
          224. Species Mactra subangulata R. A. Philippi, 1887 † (uncertain > unassessed)
          225. Species Mactra subovatina Guppy, 1867 † (uncertain > unassessed)
          226. Species Mactra sulcata R. A. Philippi, 1887 † (uncertain > unassessed, junior primary homonym of Mactra sulcata Bory de Saint-Vincent, 1827)
          227. Species Mactra tenuis R. A. Philippi, 1857 † (uncertain > unassessed, junior homonym of M. tenuis Montagu, 1803)
          228. Species Mactra texana Conrad, 1855 † (uncertain > unassessed)
          229. Species Mactra triangulare Hector, 1870 (uncertain > nomen dubium, Not Mactra triangularis Montagu, 1803 (homonym))
          230. Species Mactra trigona Anton, 1838 (uncertain, status in recent literature not researched by editor)
      marine, brackish, fresh
      Not documented
      MolluscaBase eds. (2024). MolluscaBase. Mactridae Lamarck, 1809. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=230 on 2024-07-11
      Date
      action
      by
      2004-12-21 15:54:05Z
      created
      db_admin
      2012-01-04 17:55:52Z
      checked

      Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License


      context source (PeRMS) Paredes, C.; Cardoso, F.; Santamaría, J.; Esplana, J.; Llaja, L. (2016). Lista anotada de los bivalvos marinos del Perú. <em>Revista peruana de biología.</em> 23(2), 127-150., available online at http://www.scielo.org.pe/scielo.php?script=sci_arttext&pid=S1727-99332016000200006 [details]   

      additional source Bieler, R.; Carter, J. G.; Coan, E. V. (2010). Classification of Bivalve families. Pp. 113-133, in: Bouchet P. & Rocroi J.-P. (2010), Nomenclator of Bivalve Families. <em>Malacologia.</em> 52(2): 1-184. [details]   

      redescription Coan, E. V.; Valentich-Scott, P. (2012). Bivalve seashells of tropical West America. Marine bivalve mollusks from Baja California to northern Peru. 2 vols, 1258 pp. [details]   
       
       Present  Inaccurate  Introduced: alien  Containing type locality 
          Definitions

      Loading...


      LanguageName 
      Dutch strandschelpenotterschelpen  [details]
      English troughshellstrough clamsmactras  [details]
      German Trogmuscheln  [details]
      Japanese バカガイ科  [details]