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Suborder:
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Goniatitina 
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Superfamily:
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Nomismoceratoidea 
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Family:
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Entogonitidae 
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Genus:
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Entogonites 
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Species:
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grimmeri+ | 
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Qualifier:
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ss | 
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Author:
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	Kittl 1904,p.677	 
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Lower Boundary:
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Up.Visean  Goniatites BZ base [up.VIS], 333.5 million years
 
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| 
Upper Boundary:
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DER Go alpha 1--Go alpha 2 [11.00], 333 million years
 
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