Classification of Kotlyar 1978

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†Bathymyonia ussurica Kotlyar 1978
G. †Megousia Muir-Wood and Cooper 1960
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†Megousia pobedensis Kotlyar 1978
G. †Probolionia Cooper 1957
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†Probolionia minor Kotlyar 1978
G. †Spinomarginifera Huang 1932
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†Spinomarginifera costata Kotlyar 1978
G. †Spiriferella Tschernyschew 1902
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†Spiriferella grandis Kotlyar 1978
G. †Tomiopsis Benediktova 1956
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†Tomiopsis atlanichus Kotlyar 1978