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Suborder:
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Goniatitina
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Superfamily:
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Gonioloboceratoidea
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Family:
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Gonioloboceratidae
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Genus:
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Gonioloboceras
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Species:
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hathawayanum |
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Qualifier:
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sn |
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Author:
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McChesney 1860,p.66
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Lower Boundary:
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UIL La Salle Fm. base, 306.5 million years
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Upper Boundary:
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UIL LaSalle Fm. top, 305 million years
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