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Suborder:
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Agoniatitina
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Superfamily:
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Agoniatitoidea
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Family:
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Agoniatitidae
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Genus:
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Agoniatites
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Species:
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bicanaliculatus aff. |
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Qualifier:
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af |
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Author:
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House 1978,p.23
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Lower Boundary:
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Emsian--Eifelian [dm96:00,00] [EMS--EIF], 397.5 million years
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Upper Boundary:
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australis--kockelianus Zone [04,80], 393.8 million years
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