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Suborder:
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Goniatitina
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Superfamily:
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Dimorphoceratoidea
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Family:
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Girtyoceratidae
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Subfamily:
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Sudeticeratinae
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Genus:
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Sudeticeras
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Species:
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turneri |
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Qualifier:
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ss |
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Author:
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Moore & Hodson 1958,p.97
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Lower Boundary:
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DER Go beta falcatus--Go beta gracilis, 329.1 million years
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Upper Boundary:
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DER Go beta gracilis Z.--spirale Z. [13., 328.8 million years
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