Suborder:
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Tornoceratina
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Superfamily:
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Praeglyphioceratoidea
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Family:
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Sporadoceratidae
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Genus:
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Maeneceras
|
Species:
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latilobatum |
Qualifier:
|
ss |
Author:
|
Schindewolf 1923,p.342
|
Lower Boundary:
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UD2F--UD2G:(subvaricatum Zone base), 370.8 million years
|
Upper Boundary:
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UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
|