| Nominal Species (n = 79) | Present allocation (n = 52) | Ref. |
|---|---|---|
| Ostrea adriatica Lamarck, 1819 | Ostrea adriatica | 2684 |
| Ostrea algoensis Sowerby II, 1871 | Ostrea algoensis | 3477 |
| Ostrea angasi Sowerby II, 1871 | Ostrea angasi | 3477 |
| Ostrea angasii Sowerby II, 1871 | Ostrea angasi | |
| Ostrea angassi Sowerby II, 1871 | Ostrea angasi | 3477 |
| Ostrea angelica Rochebrune, 1895 | Myrakeena angelica | 3477 |
| Gryphaea angulata Lamarck, 1819 | Magallana angulata | 3477 |
| Ostrea arakanensis Sowerby, 1871 | Saccostrea echinata | 3477 |
| Crassostrea arquatorialis Orbigny, 1846 | Crassostrea columbiensis | 75097 |
| Ostrea atherstonei Newton, 1913 | Ostrea atherstonei | 3477 |
| Ostrea aupouria Dinamani, 1981 | Ostrea aupouria | 8121 |
| Ostraea belcheri Sowerby, 1871 | Magallana belcheri | 3477 |
| Ostrea bilineata Röding, 1798 | Magallana bilineata | 3477 |
| Ostrea bresia Iredale, 1939 | Dendostrea folium | 348 |
| Ostrea capsa von Waldheim, 1807 | Ostrea capsa | 3477 |
| Crassostrea chilensis Hertlein | Crassostrea chilensis | 19 |
| Ostrea chilensis Philippi, 1854 | Ostrea chilensis | 356 |
| Ostrea circumsuta Gould, 1850 | Saccostrea circumsuta | 3477 |
| Ostrea complanata Fenaux, 1944 | Magallana angulata | 3477 |
| Anomiostrea coralliophila Habe, 1975 | Anomiostrea coralliophila | 75831 |
| Ostrea cristata Born, 1778 | Ostrea cristata | 19 |
| Ostrea cucullata Born, 1778 | Ostrea cucullata | 437 |
| Ostrea cumingiana Dunker, 1846 | Alectryonella plicatula | 348 |
| Ostrea cymbaeformis Sowerby, 1871 | Magallana gigas | 3477 |
| Ostrea deformis Lamarck, 1819 | Nanostrea fluctigera | 3477 |
| Ostrea denselamellosa Lischke, 1869 | Ostrea denselamellosa | 75831 |
| Ostrea denticulata Born, 1778 | Striostrea denticulata | 3477 |
| Ostrea echinata Quoy & Gaimard, 1835 | Saccostrea echinata | 3477 |
| Ostrea edulis Linnaeus, 1758 | Ostrea edulis | 19 |
| Nanostrea exigua Harry, 1985 | Nanostrea fluctigera | 77646 |
| Lopha folium Linnaeus, 1758 | Dendostrea folium | 348 |
| Ostrea folium Linnaeus, 1758 | Dendostrea frons | 348 |
| Mytilus frons Linnaeus, 1758 | Dendostrea frons | 83435 |
| Ostrea futamiensis Seki, 1929 | Ostrea futamiensis | 3477 |
| Lopha gibsonsmithi Macsotay & Campos, 2001 | Lopha gibsonsmithi | 83435 |
| Ostrea gigas Thunberg, 1793 | Magallana gigas | 3477 |
| Ostrea gigas var. sikamea Amemiya, 1928 | Magallana sikamea | 3477 |
| Ostrea glomerata Gould, 1850 | Saccostrea glomerata | 3477 |
| Saxostrea gradiva Iredale, 1939 | Saccostrea echinata | 3477 |
| Ostrea gravitesta Yokoyama, 1926 | Magallana gigas | 3477 |
| Crassostrea guyanensis Ranson, 1967 | Crassostrea guyanensis | 83435 |
| Ostrea hanleyi Sowerby, 1871 | Ostrea hanleyi | 2922 |
| Dioeciostrea hispaniola Orton, 1928 | Magallana gigas | 3477 |
| Crassostrea hongkongensis Lam & Morton, 2003 | Crassostrea hongkongensis | 77644 |
| Empressostrea kostini Huber & Lorenz, 2007 | Empressostrea kostini | 3477 |
| Ostrea laperousii Schreck, 1862 | Magallana gigas | 3477 |
| Ostrea libella Weisbord, 1964 | Ostrea libella | 83435 |
| Ostrea lixula Weisbord, 1964 | Ostrea lixula | 83435 |
| Ostrea lurida Carpenter, 1864 | Ostrea lurida | 19 |
| Ostrea lutaria Hutton, 1873 | Ostrea lutaria | 356 |
| Ostrea malabonensis Faustino, 1932 | Saccostrea malabonensis | 3477 |
| Ostrea margaritacea Lamarck, 1819 | Striostrea margaritacea | 3477 |
| Ostrea megadon Hanley, 1846 | Ostrea megadon | 19 |
| Ostrea megodon Hanley, 1846 | Undulostrea megodon | 3477 |
| Saccostrea mordoides Cui, Hu, Li, Zhang, Guo & Wang, 2021 | Saccostrea mordoides | 3477 |
| Ostrea mytiloides Lamarck, 1819 | Saccostrea echinata | 3477 |
| Ostrea neostentina Hu, Wang, Zhang, Li & Guo, 2019 | Ostrea neostentina | 3477 |
| Ostrea nigromarginata Sowerby, 1871 | Saccostrea echinata | 3477 |
| Ostrea nippona Seki, 1934 | Magallana nippona | 3477 |
| Crassostrea ochracea Sowerby, 1871 | Crassostrea columbiensis | 75097 |
| Ostrea plicata Chemnitz, 1785 | Alectryonella plicatula | 348 |
| Ostrea prismatica Gray, 1825 | Striostrea prismatica | 3477 |
| Ostrea prosjetica Razin, 1934 | Magallana gigas | 3477 |
| Lopha prosjetica beringi Vialov, 1946 | Magallana gigas | 3477 |
| Lopha prosjetica newelskyi Vialov, 1946 | Magallana gigas | 3477 |
| Lopha prosjetica zawoikoi Vialov, 1946 | Magallana gigas | 3477 |
| Ostrea puelchana d'Orbigny, 1842 | Ostrea puelchana | 83435 |
| Crassostrea rhizophorae Guilding, 1828 | Crassostrea rhizophorae | 19 |
| Ostrea rivularis Gould, 1861 | Magallana rivularis | 3477 |
| Ostrea rostralis Sowerby, 1871 | Magallana gigas | 3477 |
| Ostrea rutipina Tenison-Woods, 1878 | Ostrea angasi | 3477 |
| Ostraea sandvichensis Sowerby, 1871 | Dendostrea sandvichensis | 3477 |
| Ostrea spinosa Deshayes, 1836 | Saccostrea echinata | 3477 |
| Ostrea stentina Payraudeau, 1826 | Ostrea capsa | 3477 |
| Monoeciostrea sudaustralis Orton, 1928 | Ostrea angasi | 3477 |
| Ostrea talienwhanensis Crosse, 1862 | Magallana gigas | 3477 |
| Talonostrea talonata Li & Qi, 1994 | Talonostrea talonata | 3477 |
| Ostrea tulipa Lamarck, 1819 | Crassostrea tulipa | 83480 |
| Ostrea virginica var. lusitanica Osorio, 1916 | Magallana gigas | 3477 |