Classification of Abramov and Grigorieva 1988
G. †Anidanthus
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†Anidanthus boikowi Stepanov 1946
†Anidanthus halinae Kotljar 1977
†Anidanthus megensis Solomina 1981
†Anidanthus sarytchevae Zavodowsky 1970
†Anidanthus victori Abramov and Grigorieva 1988
G. †Cancrinella
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†Cancrinella grandis Solomina 1981
†Cancrinella subtilis Abramov and Grigorjeva 1983
G. †Cancrinelloides Ustritsky 1963
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†Cancrinelloides curvatus Tolmatchew 1912
†Cancrinelloides obrutschewi Licharew 1934
†Cancrinelloides ogonerensis Zavodowsky 1960
G. †Jakutochonetes Afanasjeva 1977
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†Jakutochonetes sinuatus Abramov and Grigorieva 1988
G. †Jakutoproductus Kashirtsev 1959
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†Jakutoproductus crassus Kashirtsev 1959
†Jakutoproductus insignis Abramov and Grigorieva 1988
†Jakutoproductus parenensis Zavodowsky 1971
†Jakutoproductus protoverchkjanicus Kashirtsev 1959
†Jakutoproductus protoverchoyanicus Kashirtsev 1959
†Jakutoproductus tatjanae Abramov and Grigorjeva 1983
†Jakutoproductus verkhojanicus Fredericks 1931
G. †Marginalosia Waterhouse 1978
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†Marginalosia magna Abramov and Grigorieva 1988
G. †Megousia Muir-Wood and Cooper 1960
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†Megousia kolymaensis Licharew 1934
†Megousia kulikii Fredericks 1915
†Megousia yakutica Licharew 1934
G. †Quinquenella Waterhouse 1975
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†Quinquenella planiconvexa Abramov and Grigorieva 1988
G. †Striochonetes Waterhouse and Piyasin 1970
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†Striochonetes subquadratus Abramov and Grigorieva 1988
G. †Strophalosia King 1844
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†Strophalosia grandis Tolmatschew 1912
†Strophalosia vollossovitschi Fredericks 1931
G. †Uraloproductus Ustritsky 1971
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†Uraloproductus bilobatus Abramov and Grigorieva 1988
G. †Rhynchopora King 1865
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†Rhynchopora angulatiplicata Ustritsky 1963
†Rhynchopora lobjaensis Tolmatchew 1912
†Rhynchopora variabilis Stuckenberg 1898
G. †Rhynoleichus
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†Rhynoleichus delenjaensis Abramov and Grigorieva 1983
†Rhynoleichus etschiensis Abramov and Grigorieva 1988
†Rhynoleichus subglobosus Abramov and Grigorieva 1988
G. †Alispiriferella Waterhouse and Waddington 1982
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†Alispiriferella ordinaria Einor 1939
G. †Cratispirifer Archbold and Thomas 1985
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†Cratispirifer barchatovae Abramov and Grigorieva 1988
G. †Neospirifer Fredericks 1919
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†Neospirifer subfasciger Licharew 1934
†Neospirifer subovalis Abramov and Grigorieva 1988
G. †Spirelytha Fredericks 1924
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†Spirelytha magna Miloradovich 1936
†Spirelytha miloradovichi Archbold and Thomas 1984
G. †Spiriferella Tschernyschew 1902
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†Spiriferella bituchensis Abramov 1974
†Spiriferella consimilis Abramov and Grigorieva 1988
†Spiriferella keilhavii von Buch 1847
G. †Timaniella Barchatova 1968
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†Timaniella magniplicata Abramov and Grigorieva 1988
G. †Tumarinia Solomina and Grigorjeva 1973
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†Tumarinia kolymaensis Tolmatschew 1912
G. †Marinurnula Waterhouse 1964
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†Marinurnula chivatschense Zavodowsky 1968
†Marinurnula timanicum Tschernyschew 1902
G. †Crassispirifer Archbold and Thomas 1985
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†Crassispirifer chospochtschonicus Abramov and Grigorieva 1988
†Crassispirifer jakuschewae Abramov and Grigorieva 1988
†Crassispirifer koargychanensis Zavodowsky 1970
†Crassispirifer monumentalis Abramov and Grigorieva 1988