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Suborder:
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Goniatitina 
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Superfamily:
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Neoglyphioceratoidea  
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Family:
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Cravenoceratidae 
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Subfamily:
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Cravenoceratinae 
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| 
Genus:
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Caenolyroceras? 
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| 
Species:
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sp.* | 
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Qualifier:
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of | 
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Author:
 | 
	Moore 1936,p.185	 
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| 
Lower Boundary:
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DER Go gamma 1-2,liethens.base,P2c base, 327.8 million years
 
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| 
Upper Boundary:
 | 
DER chalic.--up.Go gamma2,Emstit.novalis, 327.2 million years
 
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