| Nominal Species (n = 106) | Present allocation (n = 71) | Ref. |
|---|---|---|
| Mactra achatina Holten, 1802 | Mactra achatina | 348 |
| Mactra adansonii Philippi, 1849 | Mactra glabrata | 3477 |
| Mactra adspersa Dunker, 1849 | Mactra achatina | 348 |
| Lutraria angustior Philippi, 1844 | Lutraria angustior | 19 |
| Mactra antiquata Reeve, 1854 | Mactra mera | 348 |
| Mactra aphrodina Deshayes, 1854 | Mactra aphrodina | 75831 |
| Mactra apicina Reeve, 1854 | Mactra luzonica | 348 |
| Lutraria arcuata Deshayes, 1854 | Lutraria arcuata | 77748 |
| Spisula belliana Oliver, 1915 | Oxyperas belliana | 3477 |
| Mulinia bicolor Gray, 1837 | Mulinia edulis | 3477 |
| Lutraria bruuni Powell, 1967 | Lutraria bruuni | 8121 |
| Mulinia byronensis Gray, 1837 | Mulinia byronensis | 3477 |
| Mactra californica Conrad, 1837 | Mactra californica | 19 |
| Spisula catilliformis Conrad, 1867 | Spisula catilliformis | 19 |
| Mactra chemnitzii Gray, 1837 | Mactra chemnitzii | 75831 |
| Mactra chinensis Philippi, 1846 | Mactra chinensis | 77746 |
| Mactra cibaria Philippi, 1893 | Mulinia edulis | 3477 |
| Mactra cleryana d'Orbigny, 1846 | Mulinia cleryana | 83435 |
| Mactra cojimbensis Anton, 1837 | Mulinia edulis | 3477 |
| Spisula colganae Healy & Lamprell, 1992 | Spisula trigonella | 3477 |
| Mactra coquimbana Philippi, 1893 | Mulinia edulis | 3477 |
| Mactra corbuloides Reeve, 1854 | Spisula trigonella | 3477 |
| Spisula cretacea Angas, 1868 | Spisula trigonella | 3477 |
| Mactra cuneata Gmelin, 1791 | Mactra cuneata | 348 |
| Mactra cuneola Gould, 1850 | Mulinia edulis | 3477 |
| Mactra depressa Lamarck, 1819 | Meropesta pellucida | 348 |
| Mactra discors Gray, 1873 | Spisula discors | 3477 |
| Mactra edulis King & Broderip, 1832 | Mulinia edulis | 3477 |
| Heterocardia elliptica Zhuang, 1983 | Heterocardia elliptica | 77749 |
| Lutraria elongata Gray, 1837 | Lutraria elongata | 437 |
| Mulinia exalbida Gray, 1837 | Mulinia edulis | 3477 |
| Colorimactra florens Iredale, 1929 | Mactra cuneata | 348 |
| Mactra fluviatilis Angas, 1871 | Spisula trigonella | 3477 |
| Mactra fragilis Gmelin, 1791 | Mactra fragilis | 19 |
| Standella fragilis Gray, 1953 | Meropesta pellucida | 348 |
| Mactra gabbi Tryon, 1870 | Mulinia edulis | 3477 |
| Mactra gigas Usticke, 1969 | Mactra gigas | 83435 |
| Mactra glabrata glabrata Linnaeus, 1767 | Mactra glabrata | 3477 |
| Mactra glauca Born, 1778 | Mactra glauca | 19 |
| Mactra grandis Gmelin, 1791 | Mactra grandis | 3477 |
| Mactra guidoi Signorelli & F. Scarabino, 2010 | Mactra guidoi | 3477 |
| Standella hubbardi Iredale, 1929 | Meropesta pellucida | 348 |
| Mactra inaequalis Deshayes, 1854 | Mactra inaequalis | 75831 |
| Mactra incarnata Reeve, 1854 | Mactra incarnata | 8021 |
| Mactra inceri Petuch, 1998 | Mactra inceri | 83435 |
| Mactra iridescens Kuroda & Habe, 1958 | Mactra iridescens | 77671 |
| Mactra isabelleana d'Orbigny, 1846 | Mactra isabelleana | 83435 |
| Mactra janeiroensis Smith, 1915 | Mactra janeiroensis | 83435 |
| Schizothaerus keenae Kuroda & Habe, 1950 | Tresus keenae | 3477 |
| Resania lanceolata Gray, 1852 | Resania lanceolata | 8121 |
| Mactra largillierti Philippi, 1849 | Mactra largillierti | 437 |
| Oxyperas lentiginosa Gould, 1852 | Oxyperas lentiginosa | 75831 |
| Mactra lilacea Lamarck, 1818 | Mactra lilacea | 3477 |
| Anatina lineata Say, 1822 | Anatina anatina | 75097 |
| Mactra lisor Anton, 1838 | Mactra glabrata | 3477 |
| Mactra lotensis Philippi, 1893 | Mulinia edulis | 3477 |
| Mactra luzonica Reeve, 1854 | Mactra luzonica | 348 |
| Mactra maculata Gmelin, 1791 | Mactra maculata | 348 |
| Mactra maculosa Lamarck, 1818 | Mactra achatina | 348 |
| Mactra magellanica Philippi, 1893 | Mulinia edulis | 3477 |
| Mactra marcida Gould, 1850 | Mulinia edulis | 3477 |
| Mactra marplatensis Doello-Jurado, 1949 | Mactra marplatensis | 83435 |
| Lutraria maxima Jonas, 1844 | Lutraria maxima | 75831 |
| Mactra mera Reeve, 1854 | Mactra mera | 348 |
| Micromactra miskito Petuch, 1998 | Mactra miskito | 83435 |
| Mactra mitis Reeve, 1854 | Mactra mitis | 3477 |
| Mactra murchisoni Deshayes, 1854 | Spisula murchisoni | 8121 |
| Mactra nasuta Gould, 1851 | Mactra nasuta | 19 |
| Mactra nitida Gmelin, 1791 | Mactra nitida | 437 |
| Mactra nucleus Conrad, 1831 | Mactra nucleus | 83435 |
| Mactra olorina Philippi, 1846 | Mactra olorina | 3477 |
| Mactra ordinaria Smith, 1898 | Mactra ordinaria | 3477 |
| Mactra ornata Gray, 1836 | Mactra achatina | 348 |
| Mactra ovalina Lamarck, 1818 | Mactrotoma ovalina | 3477 |
| Mactra ovata rudis Hutton, 1873 | Cyclomactra tristis | |
| Gnathodon parvum Petit de la Saussaye, 1853 | Spisula trigonella | 3477 |
| Mactra patagonica d'Orbigny, 1846 | Mactra patagonica | 83435 |
| Mactra petitii d'Orbigny, 1846 | Mactra petitii | 83435 |
| Mulinia pontchartrainensis Morrison, 1965 | Mulinia pontchartrainensis | 83435 |
| Spisula producta Angas, 1868 | Spisula trigonella | 3477 |
| Mactra quadrangularis Reeve, 1854 | Mactra quadrangularis | 3477 |
| Mactra quirosana Hodson, 1931 | Mactra quirosana | 83435 |
| Mactra raveneli Conrad, 1832 | Spisula raveneli | 83435 |
| Mactra reevei Reeve, 1854 | Mactra maculata | 348 |
| Lutraria rhynchaena Jonas, 1844 | Lutraria rhynchaena | 3477 |
| Tanysiphon rivalis Benson, 1858 | Tanysiphon rivalis | 3477 |
| Mactra rodatzi Dunker, 1850 | Mulinia edulis | 3477 |
| Mactra rostrata Spengler, 1802 | Barymactra rostrata | 437 |
| Mactra rostrata Philippi, 1849 | Mulinia lateralis | 3477 |
| Mactra rostrata Spengler, 1802 sensu Reeve, 1854 | Spisula trigonella | 3477 |
| Mactra rudis Hutton, 1873 | Cyclomactra tristis | |
| Mactra sachalinensis Schrenck, 1862 | Spisula sachalinensis | 3477 |
| Mactra senegalensis Philippi, 1849 | Mactra glabrata | 3477 |
| Meropesta sinojaponica Zhuang, 1983 | Meropesta sinojaponica | 77749 |
| Erycina solenoides King & Broderip, 1832 | Darina solenoides | 83435 |
| Mactra solidissima Dillwyn, 1817 | Spisula solidissima | 83435 |
| Mactra squalida Lamarck, 1818 | Mactra maculata | 348 |
| Mactra subrostrata Deshayes, 1854 | Mactra subrostrata | 75831 |
| Mactra surinamensis van Regteren Altena, 1968 | Mactrotoma surinamensis | 3477 |
| Mactra targioni Aradas & Benoit, 1872 | Mactra glabrata | 3477 |
| Mactra trigonella Lamarck, 1818 | Spisula trigonella | 3477 |
| Mulinia typicus Gray, 1837 | Mulinia edulis | 3477 |
| Mactra velata Philippi, 1849 | Mactrotoma velata | 3477 |
| Mactra veneriformis Reeve, 1854 | Mactra quadrangularis | 356 |
| Mactra violacea Gmelin, 1791 | Mactra violacea | 348 |
| Labiosa vitrea Gray, 1837 | Labiosa vitrea | 437 |