Classification of the superfamily Mecynodontoidea
Superfm. †Mecynodontoidea Haffer 1959
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Fm. †Beichuaniidae Liu and Gu 1988
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Fm. †Congeriomorphidae Saul 1976
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Fm. †Plethocardiidae Scarlato and Starobogatov 1979
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Invalid names: Prosocoelidae Karczewski 1992 [empty]