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Suborder:
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Goniatitina
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Superfamily:
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Neoicoceratoidea
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Family:
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Metalegoceratidae
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Subfamily:
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Metalegoceratinae
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Genus:
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Epilegoceras |
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Qualifier:
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gy |
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Author:
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Chernov 1907,p.292
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Valid:
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Metalegoceras Schindewolf 1931 |
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Lower Boundary:
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Asselian--Sakmarian [ASS--SAK], 294.6 million years
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Upper Boundary:
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Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
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