Stratigraphy uncertain: Khulgunskaya Suite as stated on p. 272 or Napanskaya Suite as stated on the figure caption ... [details]
New combination herein, for consistency with other Leionucula entries. [details]
New combination herein, for consistency with other Psammacoma entries. [details]
New combination herein, for consistency with other Saccella entries. [details]
Synonym of Corbicula (Cyrenobatissa) cf. sakakibarai (Otatume, 1943) according to Kafanov et al. (2001) [details]
Synonym of Corbicula (Cyrenobatissa) cf. sakakibarai (Otatume, 1943) according to Kafanov et al. (2001) [details]
Synonym of Corbicula (Cyrenobatissa) cf. sunagawaensis Nagao & Otatume, 1943 according to Kafanov et al. (2001) [details]
Synonym of Corbicula (Cyrenobatissa) cf. mirabilis (Nagao, 1928) according to Kafanov et al. (2001) [details]
Possibly identical to Cyclocardia hamiltonensis (Clark, 1932) [details]
Specimens of this species found in the Koryak Upland, Russia, possibly belong to Cyclocardia subtenta (Conrad, 1849) [details]
A probable synonym of Macoma calcarea (Gmelin) [Kafanov et al., 2001: 50] [details]
Russia, sea coast, between Bol’shoy Point and the Pustaya River mouth, Rekinikskaya Bight, Western Kamchatka; ... [details]