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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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maghribensis* | 
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Qualifier:
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ss | 
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Author:
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	Korn et al. 2003,p.89	 
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| 
Lower Boundary:
 | 
mid.Tournais.--up.Tournaisian [Tn2--Tn3], 353 million years
 
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| 
Upper Boundary:
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DET Zadelsdorf top, 349 million years
 
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