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Suborder:
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Clymeniina 
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Superfamily:
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Clymenioidea 
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Family:
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Glatziellidae 
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Genus:
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Glatziella 
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Species:
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sp. | 
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Qualifier:
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in | 
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Author:
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	div. authors 	 
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| 
Lower Boundary:
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UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
 
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| 
Upper Boundary:
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UD6E--UD6F:Cym.nigra--A.prorsum  [19,40], 360 million years
 
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