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Suborder:
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Goniatitina
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Superfamily:
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Gastrioceratoidea
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Family:
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Reticuloceratidae
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Subfamily:
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Reticuloceratinae
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Genus:
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Bilinguites
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Species:
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metabilinguis |
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Qualifier:
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ss |
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Author:
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Wright 1927,p.114
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Lower Boundary:
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GBY R2b (eometabilinguis--metabilinguis), 314.4 million years
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Upper Boundary:
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GBY R2--G1 (superbiling.--C.cancellatum), 313.8 million years
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