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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NomSpecies:
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falciculum
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Species:
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wagneri |
Qualifier:
|
ss |
Author:
|
House & Price 1985,p.183
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Lower Boundary:
|
UD1L--UD2A:(frechi Zone base) [06,10], 374.5 million years
|
Upper Boundary:
|
UD2F--UD2G:(subvaricatum Zone base), 370.8 million years
|