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Suborder:
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Goniatitina 
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Superfamily:
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Gastrioceratoidea 
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Family:
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Reticuloceratidae 
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Subfamily:
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Reticuloceratinae 
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Genus:
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Bilinguites 
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Species:
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carus | 
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Qualifier:
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ss | 
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Author:
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	Nikolaeva 1994,p.113	 
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Lower Boundary:
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RUS Nm2b3--Nm2c1,Bilinguites-Cancelloc.G, 314.8 million years
 
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Upper Boundary:
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RUS Nm2c2 top;Biling./Canc.--Bran./Gast., 313 million years
 
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