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Suborder:
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Goniatitina
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Superfamily:
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Pericycloidea
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Family:
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Muensteroceratidae
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Genus:
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Muensteroceras?
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Species:
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mitchelli |
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Qualifier:
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ss |
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Author:
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Miller 1935,p.435
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Lower Boundary:
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UMO Burlington Lst. base, 349 million years
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Upper Boundary:
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UMO Burlington Lst. top, 345.3 million years
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