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Suborder:
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Goniatitina 
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Superfamily:
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Goniatitoidea 
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Family:
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Goniatitidae 
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Subfamily:
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Progoniatitinae  
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Genus:
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Progoniatites 
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Species:
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uncus | 
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Qualifier:
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ss | 
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Author:
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	Korn, Bockwinkel, Ebbighausen 2010	 
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Lower Boundary:
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low.Tournais.--mid.Tournais.  [Tn1--Tn2], 357.5 million years
 
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Upper Boundary:
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Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
 
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