Classification of Ustritsky and Chernyak 1963
G. Lingula Bruguiére 1797
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†Lingula credneri Geinitz 1848
†Lingula squamiformis Phillips 1836
G. †Orbiculoidea d'Orbigny 1847
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†Orbiculoidea jangarensis Ustritsky 1960
†Orbiculoidea kolymaensis Licharew 1959
†Orbiculoidea missouriensis Shumard 1858
G. †Avonia
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†Avonia boulei Kozlowski 1914
†Avonia pustulata Keyserling 1853
†Avonia tuberculata Moeller 1862
†Avonia uklukayensis Stepanov 1948
G. †Cancrinella
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†Cancrinella cancriniformis Tschernyschew 1889
†Cancrinella koninckiana Keyserling 1846
†Cancrinella loweni Wiman 1914
†Cancrinella venevi Sarytcheva 1937
G. †Cancrinelloides Ustritsky 1963
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†Cancrinelloides obrutshewi Licharew 1934
†Cancrinelloides ochotica Zavodovsky 1960
†Cancrinelloides penzhinaensis Zavodovsky 1960
G. †Chonetes Fischer de Waldheim 1830
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†Chonetes carboniferus Keyserling 1846
†Chonetes sinuatus Krotow 1885
†Chonetes transitionis Krotow 1885
†Chonetes uralicus Moeller 1862
†Chonetes variolatus d'Orbigny 1842
G. †Dictyoclostus
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†Dictyoclostus byrangi Einor 1939
†Dictyoclostus primus Semichatova 1936
G. †Echinoconchus
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†Echinoconchus elegans Norwood and Pratten 1855
†Echinoconchus taimyrensis Einor 1939
G. †Eomarginifera Muir-Wood 1930
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†Eomarginifera martianovi Lapina 1957
†Eomarginifera schartimiensis Janischewsky 1900
G. †Jakutoproductus Kashirtsev 1959
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†Jakutoproductus crassus Kashirtsev 1959
†Jakutoproductus verchoyanicus Fredericks 1931
G. †Overtonia
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†Overtonia cristatotuberculata Kozlowski 1914
†Overtonia fimbriata Sowerby 1824
G. †Productus
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†Productus concinnus Sowerby 1823
†Productus praeuralensis Stepanov 1948
G. †Spinomarginifera Huang 1932
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†Spinomarginifera tuberculatiformis Fredericks 1924
G. †Waagenoconcha
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†Waagenoconcha humboldti d'Orbigny 1842
†Waagenoconcha piassinaensis Einor 1939
†Waagenoconcha tastubensis Tschernyschew 1902
†Waagenoconcha wimani Fredericks 1934
G. †Leiorhynchus Hall 1860
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†Leiorhynchus ripheicus Stepanov 1948
†Leiorhynchus variabilis Ustritsky 1961
G. †Rhynchopora King 1865
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†Rhynchopora arctica Licharew and Einor 1939
†Rhynchopora lobjaensis Tolmatchew 1912
†Rhynchopora nikitini Tschernyschew 1889
G. †Attenuatella Stehli 1954
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†Attenuatella stringocephaloides Tschernyschew and Licharew 1939
G. †Choristites Fischer de Waldheim 1825
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†Choristites anikeevi Einor 1939
†Choristites fritschii Schellwien 1892
†Choristites jigulensis Stuckenberg 1898
†Choristites poststriatus Ivanov and Ivanova 1937
†Choristites priscus Eichwald 1840
†Choristites sophiae Ilovaisky 1926
†Choristites subnikitini Grabau 1934
†Choristites wutzuensis Ozaki 1931
G. †Cleiothyridina Buckman 1906
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†Cleiothyridina orbicularis McChesney 1859
†Cleiothyridina pectinifera Sowerby 1841
G. †Licharewia
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†Licharewia grewingki Netschajew 1911
†Licharewia keyserlingi Netschajew 1911
†Licharewia schrenki Keyserling 1846
G. †Martinia M'Coy 1844
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†Martinia orbicularis Gemmellaro 1899
†Martinia sinuata Mironova 1960
G. †Orulgania
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†Orulgania einori Solomina and Chernyak 1961
†Orulgania sibirica Einor 1939
G. †Spirifer Sowerby 1818
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†Spirifer bambadhurensis Diener 1903
†Spirifer bisulcatus Sowerby 1825
†Spirifer fasciger Keyserling 1846
†Spirifer paranitiensis Zavodowsky 1960
†Spirifer pseudotasmaniensis Einor 1939
†Spirifer rakuszi Einor 1946
†Spirifer subfasciger Licharew 1934
†Spirifer tareiaensis Einor 1939
†Spirifer tegulatus Trautschold 1876
†Spirifer triplicatus Hall 1852
G. †Dielasma King 1856
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†Dielasma curvatum Tschernyschew 1902
†Dielasma ellipticum Netschajew 1894
†Dielasma mapingense Grabau 1936
†Dielasma millepunctatum Hall 1858
†Dielasma supracarbonicum Tschernyschew 1902
†Dielasma timanicum Tschernyschew 1902
G. †Linoproductus Chao 1927
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†Linoproductus achunowensis Stepanov 1948
†Linoproductus limatus Zavodovsky 1960
†Linoproductus prattenianus Norwood and Pratten 1855
†Linoproductus schrenki Stuckenberg 1875
G. †Taeniothaerus Whitehouse 1928
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†Taeniothaerus vollossovitschi Fredericks 1931