Opinions from B.C. Abramov and A.D. Grigorieva 1988
- 'Anidanthus halinae belongs to Anidanthus'
- 'Anidanthus megensis belongs to Anidanthus'
- 'Anidanthus sarytchevae belongs to Anidanthus' according to Zavodowsky 1970
- 'Anidanthus sarytchevae belongs to Anidanthus'
- 'Anidanthus victori belongs to Anidanthus'
- 'Cancrinella grandis belongs to Cancrinella'
- 'Cancrinella ogonerensis belongs to Cancrinella' according to Zavodowsky 1960
- 'Cancrinella ogonerensis is recombined as Cancrinelloides ogonerensis'
- 'Cancrinella snjatkovi belongs to Cancrinella' according to Zavodovsky 1960
- 'Cancrinella snjatkovi is recombined as Spitzbergenia snjatkovi'
- 'Cancrinella subtilis belongs to Cancrinella' according to Abramov and Grigorjeva 1983
- 'Cancrinella subtilis belongs to Cancrinella'
- 'Crassispirifer chospochtschonicus belongs to Crassispirifer'
- 'Crassispirifer jakuschewae belongs to Crassispirifer'
- 'Crassispirifer monumentalis belongs to Crassispirifer'
- 'Cratispirifer barchatovae belongs to Cratispirifer'
- 'Dielasma chivatschense belongs to Dielasma' according to Zavodowsky 1968
- 'Dielasma chivatschense is recombined as Marinurnula chivatschense'
- 'Dielasma timanicum is recombined as Marinurnula timanicum'
- 'Elivina cordiformis belongs to Elivina'
- 'Eolissochonetes maximus belongs to Eolissochonetes'
- 'Jakutochonetes sinuatus belongs to Jakutochonetes'
- 'Jakutoproductus crassus belongs to Jakutoproductus' according to Kashirtsev 1959
- 'Jakutoproductus crassus belongs to Jakutoproductus'
- 'Jakutoproductus insignis belongs to Jakutoproductus'
- 'Jakutoproductus parenensis belongs to Jakutoproductus' according to Zavodowsky 1971
- 'Jakutoproductus parenensis belongs to Jakutoproductus'
- 'Jakutoproductus protoverchoyanicus belongs to Jakutoproductus' according to Kashirtsev 1959
- 'Jakutoproductus protoverchoyanicus belongs to Jakutoproductus'
- 'Jakutoproductus protoverkhojanicus belongs to Jakutoproductus' according to Kashirtsev 1959
- 'Jakutoproductus protoverkhojanicus [misspelled as Jakutoproductus protoverchkjanicus] belongs to Jakutoproductus'
- 'Jakutoproductus tatjanae belongs to Jakutoproductus' according to Abramov and Grigorjeva 1983
- 'Jakutoproductus tatjanae belongs to Jakutoproductus'
- 'Krotovia vollossovitschi belongs to Krotovia' according to Fredericks 1931
- 'Krotovia vollossovitschi is recombined as Strophalosia vollossovitschi'
- 'Linoproductus gijigensis is recombined as Wyndhamia gijigensis'
- 'Marginalosia magna belongs to Marginalosia'
- 'Marginifera verchoyanica belongs to Marginifera' according to Fredericks 1931
- 'Marginifera verchoyanica [misspelled as Jakutoproductus verkhojanicus] belongs to Jakutoproductus'
- 'Mongolosia anidanthiformis belongs to Mongolosia'
- 'Neospirifer koargychanensis belongs to Neospirifer' according to Zavodowsky 1970
- 'Neospirifer koargychanensis is recombined as Crassispirifer koargychanensis'
- 'Neospirifer subovalis belongs to Neospirifer'
- 'Olgerdia ganelini belongs to Olgerdia'
- 'Orbiculoidea kolymaensis belongs to Orbiculoidea' according to Licharew 1959
- 'Orbiculoidea kolymaensis belongs to Orbiculoidea'
- 'Paeckelmannia pseudobrama belongs to Paeckelmannia' according to Zavodowsky 1960
- 'Paeckelmannia pseudobrama is recombined as Tornquistia pseudobrama'
- 'Productus boikowi belongs to Productus' according to Stepanov 1946
- 'Productus boikowi is recombined as Anidanthus boikowi'
- 'Productus curvatus belongs to Productus' according to Tolmatchew 1912
- 'Productus curvatus is recombined as Cancrinelloides curvatus'
- 'Productus kolymaensis belongs to Productus' according to Licharew 1934
- 'Productus kolymaensis is recombined as Megousia kolymaensis'
- 'Productus kulikii belongs to Productus' according to Fredericks 1915
- 'Productus kulikii is recombined as Megousia kulikii'
- 'Productus obrutschewi belongs to Productus' according to Licharew 1934
- 'Productus obrutschewi is recombined as Cancrinelloides obrutschewi'
- 'Productus yakuticus belongs to Productus' according to Licharew 1934
- 'Productus yakuticus is recombined as Megousia yakutica'
- 'Quinquenella planiconvexa belongs to Quinquenella'
- 'Rhipidomella grandis is recombined as Strophalosia grandis'
- 'Rhynchopora angulatiplicata belongs to Rhynchopora'
- 'Rhynchopora lobjaensis belongs to Rhynchopora' according to Tolmatchew 1912
- 'Rhynchopora lobjaensis belongs to Rhynchopora'
- 'Rhynchopora variabilis belongs to Rhynchopora' according to Stuckenberg 1898
- 'Rhynchopora variabilis belongs to Rhynchopora'
- 'Rhynoleichus delenjaensis belongs to Rhynoleichus' according to Abramov and Grigorieva 1983
- 'Rhynoleichus delenjaensis belongs to Rhynoleichus'
- 'Rhynoleichus etschiensis belongs to Rhynoleichus'
- 'Rhynoleichus subglobosus belongs to Rhynoleichus'
- 'Ruthenia wimani is recombined as Waagenoconcha wimani'
- 'Ruthenia wimani belongs to Ruthenia' according to Fredericks 1934
- 'Spirelytha magna belongs to Spirelytha' according to Miloradovich 1936
- 'Spirelytha magna belongs to Spirelytha'
- 'Spirelytha miloradovichi belongs to Spirelytha'
- 'Spirifer keilhavii is recombined as Spiriferella keilhavii'
- 'Spirifer kolymaensis is recombined as Tumarinia kolymaensis'
- 'Spirifer subfasciger belongs to Spirifer' according to Licharew 1934
- 'Spirifer subfasciger is recombined as Neospirifer subfasciger'
- 'Spiriferella bituchensis belongs to Spiriferella' according to Abramov 1974
- 'Spiriferella bituchensis belongs to Spiriferella'
- 'Spiriferella consimilis belongs to Spiriferella'
- 'Spiriferella ordinaria is recombined as Alispiriferella ordinaria'
- 'Striochonetes subquadratus belongs to Striochonetes'
- 'Terrakea belokhini [misspelled as Terrakea belochini] belongs to Terrakea'
- 'Timaniella magniplicata belongs to Timaniella'
- 'Uraloproductus bilobatus belongs to Uraloproductus'