Suborder:
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Tornoceratina
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Superfamily:
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Tornoceratoidea
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Family:
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Tornoceratidae
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Subfamily:
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Aulatornoceratinae
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Genus:
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Aulatornoceras
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Species:
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paucistriatum |
Qualifier:
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ss |
Author:
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Archiac & Verneuil 1842,p.339
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Lower Boundary:
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mid.--up.varcus Zone [17,00], 389 million years
|
Upper Boundary:
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UD1K--UD1L:varicos.--C.holzapfeli [05,35, 375.1 million years
|