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Suborder:
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Goniatitina
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Superfamily:
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Popanoceratoidea
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Family:
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Xinjiangoceratidae
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Genus:
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Xinjiangoceras |
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Qualifier:
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gy |
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Author:
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Wang 1983,p.532
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Valid:
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Procarnites Arthaber,1911 TAX6419 |
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Lower Boundary:
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Permian--Triassic (Induan base), 251 million years
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Upper Boundary:
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Olenekian--Anisian (top Spathian), 245 million years
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