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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Glaphyritidae
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Subfamily:
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Glaphyritinae
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Genus:
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Syngastrioceras
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Species:
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sp. |
Qualifier:
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in |
Author:
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div. authors
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Lower Boundary:
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RUS Nm1b1--Nm1b2 (Domb.carinat.--tectus), 324.6 million years
|
Upper Boundary:
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RUS Nm2a2--Nm2b1,Reticuloc.-Bashkortoc.G, 317.2 million years
|