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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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Homoceratidae
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Subfamily:
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Homoceratinae
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Genus:
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Isohomoceras
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Species:
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sp.nov. |
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Qualifier:
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of |
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Author:
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Manger et al. 1985,p.192
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Lower Boundary:
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Arnsbergian--Chokierian [ARN--CHO], 319 million years
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Upper Boundary:
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Chokierian--Alportian [CHO--ALP], 317.7 million years
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