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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Falcitornoceratinae
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Genus:
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Falcitornoceras
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Species:
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bilobatum |
Qualifier:
|
ss |
Author:
|
Wedekind 1908,p.579
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Lower Boundary:
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UD2A--UD2B:(verneuili Zone base) [07,75], 374 million years
|
Upper Boundary:
|
UD4A--UD4B: dunkeri Zone base [15,55], 366.8 million years
|