| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Crassostrea gigas | (Thunberg, 1793) | synonym | No | senior synonym |
new combination |
| ! Crassostrea sigas | (Thunberg, 1793) | synonym | No | senior synonym |
new combination |
| Crassostrea talienwhanensis | (Crosse, 1862) | synonym | No | junior synonym |
new combination |
| Dioeciostrea hispaniola | Orton, 1928 | synonym | No | junior synonym |
original combination |
| Lopha prosjetica | (Razin, 1934) | synonym | No | junior synonym |
new combination |
| Lopha prosjetica beringi | Vialov, 1946 | synonym | No | junior synonym |
original combination |
| Lopha prosjetica newelskyi | Vialov, 1946 | synonym | No | junior synonym |
original combination |
| Lopha prosjetica zawoikoi | Vialov, 1946 | synonym | No | junior synonym |
original combination |
| Magallana gigas | (Thunberg, 1793) | accepted name | Yes | senior synonym |
new combination |
| Ostrea cymbaeformis | Sowerby, 1871 | synonym | No | junior synonym |
original combination |
| Ostrea gigas | Thunberg, 1793 | synonym | No | senior synonym |
original combination |
| Ostrea gravitesta | Yokoyama, 1926 | synonym | No | junior synonym |
original combination |
| Ostrea laperousii | Schreck, 1862 | synonym | No | junior synonym |
original combination |
| Ostrea prosjetica | Razin, 1934 | synonym | No | junior synonym |
original combination |
| Ostrea rostralis | Sowerby, 1871 | synonym | No | junior synonym |
original combination |
| Ostrea talienwhanensis | Crosse, 1862 | synonym | No | junior synonym |
original combination |
| Ostrea virginica var. lusitanica | Osorio, 1916 | synonym | No | junior synonym |
original combination |