Ostrea gigas Thunberg, 1793, [Basis of the current name] Comments: Introduced along the Atlantic and Gulf coasts, but apparently not established (Turgeon et al. 1998: 179).
Lopha beringi Vialov, 1946, [Synonym] References: Coan et al. (2000) s
Ostrea laperousii Schrenck, 1861, [Synonym] References: Coan et al. (2000) s
Lopha newelskyi Vialov, 1946, [Synonym] References: Coan et al. (2000) s
Ostrea posjetica Razin, 1934, [Synonym] References: Coan et al. (2000) s
Ostrea talienwhanensis Crosse, 1862, [Synonym] References: Coan et al. (2000) s
Lopha zawoikoi Vialov, 1946, [Synonym] References: Coan et al. (2000) s