Suborder:
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Goniatitina
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Superfamily:
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Gonioloboceratoidea
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Family:
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Gonioloboceratidae
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Genus:
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Gonioglyphioceras?
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Species:
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sp.A |
Qualifier:
|
in |
Author:
|
Mapes et al. 1997,p.222
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Lower Boundary:
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UOK Wewoka Fm. base, 307.4 million years
|
Upper Boundary:
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RUS Zhigulian--Orenburgian [Ruzhentsev], 305 million years
|