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Suborder:
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Goniatitina 
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| 
Superfamily:
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Neoicoceratoidea 
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| 
Family:
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Paragastrioceratidae 
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| 
Subfamily:
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Paragastrioceratinae 
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| 
Genus:
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Paragastrioceras 
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| 
Species:
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sp.nov.4 | 
| 
Qualifier:
 | 
of | 
| 
Author:
 | 
	Andrianov 1985,p.140	 
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| 
Lower Boundary:
 | 
Gzhelian--Asselian                [C--P], 299 million years
 
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| 
Upper Boundary:
 | 
Sakmarian--Artinskian         [SAK--ART], 284.4 million years
 
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