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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Parodiceratinae
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Genus:
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Trevoneites
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Species:
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assesi |
Qualifier:
|
ss |
Author:
|
Göddertz 1987,p.195
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Lower Boundary:
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MD1F--MD2A:Maenioceras RZ base [08,10], 392.5 million years
|
Upper Boundary:
|
MD2C--MD2D:Afromaenioc.GZ base [16,20], 389.3 million years
|