Suborder:
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Goniatitina
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Superfamily:
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Neoglyphioceratoidea
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Family:
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Neoglyphioceratidae
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Genus:
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Neoglyphioceras
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Species:
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dignitosum |
Qualifier:
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ss |
Author:
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Ruzhencev & Bog. 1971,p.319
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Lower Boundary:
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RUS Nm1b1--Nm1b2 (Domb.carinat.--tectus), 324.6 million years
|
Upper Boundary:
|
RUS Nm1b2--Nm1c1,Fayettevillea-Delepinoc, 324 million years
|