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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Posttornoceratidae
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Genus:
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Alpinites
|
Species:
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kayseri+* |
Qualifier:
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ss |
Author:
|
Schindewolf 1923,p.354
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Lower Boundary:
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UD4B--UD4C: serpentina Zone base [16,45], 366.4 million years
|
Upper Boundary:
|
UD5A--UD5B: ornata Zone base [17,10], 364.8 million years
|